diff --git a/Mybatis-plus/MP-simple/pom.xml b/Mybatis-plus/MP-simple/pom.xml
new file mode 100644
index 0000000..58a1c4e
--- /dev/null
+++ b/Mybatis-plus/MP-simple/pom.xml
@@ -0,0 +1,15 @@
+
+
+
+ Mybatis-plus
+ com.itcast.mp
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ MP-simple
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-simple/src/main/java/cn/itcast/mp/simple/mapper/UserMapper.java b/Mybatis-plus/MP-simple/src/main/java/cn/itcast/mp/simple/mapper/UserMapper.java
new file mode 100644
index 0000000..ebe97d4
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/main/java/cn/itcast/mp/simple/mapper/UserMapper.java
@@ -0,0 +1,15 @@
+package cn.itcast.mp.simple.mapper;
+
+import cn.itcast.mp.simple.pojo.User;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+import java.util.List;
+
+public interface UserMapper extends BaseMapper {
+
+
+ List findAll();
+
+
+
+}
diff --git a/Mybatis-plus/MP-simple/src/main/java/cn/itcast/mp/simple/pojo/User.java b/Mybatis-plus/MP-simple/src/main/java/cn/itcast/mp/simple/pojo/User.java
new file mode 100644
index 0000000..af5bc60
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/main/java/cn/itcast/mp/simple/pojo/User.java
@@ -0,0 +1,21 @@
+package cn.itcast.mp.simple.pojo;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+@TableName("tb_user")
+public class User {
+
+ private Long id;
+ private String userName;
+ private String password;
+ private String name;
+ private Integer age;
+ private String email;
+
+}
\ No newline at end of file
diff --git a/Mybatis-plus/MP-simple/src/main/resources/UserMapper.xml b/Mybatis-plus/MP-simple/src/main/resources/UserMapper.xml
new file mode 100644
index 0000000..5274250
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/main/resources/UserMapper.xml
@@ -0,0 +1,16 @@
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-simple/src/main/resources/log4j.properties b/Mybatis-plus/MP-simple/src/main/resources/log4j.properties
new file mode 100644
index 0000000..d794afb
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/main/resources/log4j.properties
@@ -0,0 +1,5 @@
+log4j.rootLogger=DEBUG,A1
+
+log4j.appender.A1=org.apache.log4j.ConsoleAppender
+log4j.appender.A1.layout=org.apache.log4j.PatternLayout
+log4j.appender.A1.layout.ConversionPattern=[%t] [%c]-[%p] %m%n
\ No newline at end of file
diff --git a/Mybatis-plus/MP-simple/src/main/resources/mybatis-config.xml b/Mybatis-plus/MP-simple/src/main/resources/mybatis-config.xml
new file mode 100644
index 0000000..1b3a185
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/main/resources/mybatis-config.xml
@@ -0,0 +1,21 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-simple/src/test/java/cn/itcast/mp/simple/TestMybatis.java b/Mybatis-plus/MP-simple/src/test/java/cn/itcast/mp/simple/TestMybatis.java
new file mode 100644
index 0000000..80a2cb8
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/test/java/cn/itcast/mp/simple/TestMybatis.java
@@ -0,0 +1,41 @@
+package cn.itcast.mp.simple;
+
+import cn.itcast.mp.simple.mapper.UserMapper;
+import cn.itcast.mp.simple.pojo.User;
+import org.apache.ibatis.io.Resources;
+import org.apache.ibatis.session.SqlSession;
+import org.apache.ibatis.session.SqlSessionFactory;
+import org.apache.ibatis.session.SqlSessionFactoryBuilder;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.List;
+
+public class TestMybatis {
+
+
+
+ @Test
+ public void testFindAll() throws IOException {
+
+ InputStream resourceAsStream = Resources.getResourceAsStream("mybatis-config.xml");
+ SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(resourceAsStream);
+
+ SqlSession sqlSession = sqlSessionFactory.openSession();
+
+ UserMapper mapper = sqlSession.getMapper(UserMapper.class);
+ List all = mapper.findAll();
+
+ for (User user : all) {
+
+ System.out.println(user);
+ }
+
+ sqlSession.close();
+
+
+ }
+
+
+}
diff --git a/Mybatis-plus/MP-simple/src/test/java/cn/itcast/mp/simple/TestMybatisPlus.java b/Mybatis-plus/MP-simple/src/test/java/cn/itcast/mp/simple/TestMybatisPlus.java
new file mode 100644
index 0000000..4577824
--- /dev/null
+++ b/Mybatis-plus/MP-simple/src/test/java/cn/itcast/mp/simple/TestMybatisPlus.java
@@ -0,0 +1,42 @@
+package cn.itcast.mp.simple;
+
+import cn.itcast.mp.simple.mapper.UserMapper;
+import cn.itcast.mp.simple.pojo.User;
+import com.baomidou.mybatisplus.core.MybatisSqlSessionFactoryBuilder;
+import org.apache.ibatis.io.Resources;
+import org.apache.ibatis.session.SqlSession;
+import org.apache.ibatis.session.SqlSessionFactory;
+import org.apache.ibatis.session.SqlSessionFactoryBuilder;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.List;
+
+public class TestMybatisPlus {
+
+
+
+ @Test
+ public void testFindAll() throws IOException {
+
+ InputStream resourceAsStream = Resources.getResourceAsStream("mybatis-config.xml");
+ //使用mybatisPlus提供的插件build对象构建sqlSessionFactory，就完成了mybatis及其plus之间的整合
+ SqlSessionFactory sqlSessionFactory = new MybatisSqlSessionFactoryBuilder().build(resourceAsStream);
+
+ SqlSession sqlSession = sqlSessionFactory.openSession();
+
+ UserMapper mapper = sqlSession.getMapper(UserMapper.class);
+
+ //使用baseMapper中的方法
+ List users = mapper.selectList(null);
+
+ for (User user : users) {
+ System.out.println(user);
+ }
+
+ sqlSession.close();
+ }
+
+
+}
diff --git a/Mybatis-plus/MP-spring/pom.xml b/Mybatis-plus/MP-spring/pom.xml
new file mode 100644
index 0000000..75f44df
--- /dev/null
+++ b/Mybatis-plus/MP-spring/pom.xml
@@ -0,0 +1,38 @@
+
+
+
+ Mybatis-plus
+ com.itcast.mp
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ MP-spring
+
+
+ 5.1.6.RELEASE
+
+
+
+
+ org.springframework
+ spring-webmvc
+ ${spring.version}
+
+
+ org.springframework
+ spring-jdbc
+ ${spring.version}
+
+
+ org.springframework
+ spring-test
+ ${spring.version}
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/main/java/cn/itcast/mp/simple/mapper/UserMapper.java b/Mybatis-plus/MP-spring/src/main/java/cn/itcast/mp/simple/mapper/UserMapper.java
new file mode 100644
index 0000000..307aed2
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/main/java/cn/itcast/mp/simple/mapper/UserMapper.java
@@ -0,0 +1,12 @@
+package cn.itcast.mp.simple.mapper;
+
+import cn.itcast.mp.simple.pojo.User;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+
+public interface UserMapper extends BaseMapper {
+
+
+
+
+}
diff --git a/Mybatis-plus/MP-spring/src/main/java/cn/itcast/mp/simple/pojo/User.java b/Mybatis-plus/MP-spring/src/main/java/cn/itcast/mp/simple/pojo/User.java
new file mode 100644
index 0000000..af5bc60
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/main/java/cn/itcast/mp/simple/pojo/User.java
@@ -0,0 +1,21 @@
+package cn.itcast.mp.simple.pojo;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+@TableName("tb_user")
+public class User {
+
+ private Long id;
+ private String userName;
+ private String password;
+ private String name;
+ private Integer age;
+ private String email;
+
+}
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/main/resources/applicationContext.xml b/Mybatis-plus/MP-spring/src/main/resources/applicationContext.xml
new file mode 100644
index 0000000..764a25e
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/main/resources/applicationContext.xml
@@ -0,0 +1,42 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/main/resources/jdbc.properties b/Mybatis-plus/MP-spring/src/main/resources/jdbc.properties
new file mode 100644
index 0000000..c76e3cd
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/main/resources/jdbc.properties
@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.jdbc.Driver
+jdbc.url=jdbc:mysql://127.0.0.1:3306/mp?useUnicode=true&characterEncoding=utf8&autoReconnect=true&allowMultiQueries=true&useSSL=false
+jdbc.username=root
+jdbc.password=root
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/main/resources/log4j.properties b/Mybatis-plus/MP-spring/src/main/resources/log4j.properties
new file mode 100644
index 0000000..d794afb
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/main/resources/log4j.properties
@@ -0,0 +1,5 @@
+log4j.rootLogger=DEBUG,A1
+
+log4j.appender.A1=org.apache.log4j.ConsoleAppender
+log4j.appender.A1.layout=org.apache.log4j.PatternLayout
+log4j.appender.A1.layout.ConversionPattern=[%t] [%c]-[%p] %m%n
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/main/resources/mybatis-config.xml b/Mybatis-plus/MP-spring/src/main/resources/mybatis-config.xml
new file mode 100644
index 0000000..1b3a185
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/main/resources/mybatis-config.xml
@@ -0,0 +1,21 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/test/java/com/itcast/mp/simple/TestMybatisSpring.java b/Mybatis-plus/MP-spring/src/test/java/com/itcast/mp/simple/TestMybatisSpring.java
new file mode 100644
index 0000000..17e8b84
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/test/java/com/itcast/mp/simple/TestMybatisSpring.java
@@ -0,0 +1,36 @@
+package com.itcast.mp.simple;
+
+import cn.itcast.mp.simple.mapper.UserMapper;
+import cn.itcast.mp.simple.pojo.User;
+import org.apache.ibatis.session.SqlSessionFactory;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import java.util.List;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration(locations = "classpath:applicationContext.xml")
+public class TestMybatisSpring {
+
+
+ @Autowired
+ private UserMapper userMapper;
+
+ @Test
+ public void testSelectList(){
+
+ List users = this.userMapper.selectList(null);
+ for (User user : users) {
+
+ System.out.println(user);
+ }
+
+ }
+
+
+
+
+}
diff --git a/Mybatis-plus/MP-spring/src/test/resources/applicationContext.xml b/Mybatis-plus/MP-spring/src/test/resources/applicationContext.xml
new file mode 100644
index 0000000..f9ce8d8
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/test/resources/applicationContext.xml
@@ -0,0 +1,30 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/test/resources/jdbc.properties b/Mybatis-plus/MP-spring/src/test/resources/jdbc.properties
new file mode 100644
index 0000000..c76e3cd
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/test/resources/jdbc.properties
@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.jdbc.Driver
+jdbc.url=jdbc:mysql://127.0.0.1:3306/mp?useUnicode=true&characterEncoding=utf8&autoReconnect=true&allowMultiQueries=true&useSSL=false
+jdbc.username=root
+jdbc.password=root
\ No newline at end of file
diff --git a/Mybatis-plus/MP-spring/src/test/resources/log4j.properties b/Mybatis-plus/MP-spring/src/test/resources/log4j.properties
new file mode 100644
index 0000000..fc910ce
--- /dev/null
+++ b/Mybatis-plus/MP-spring/src/test/resources/log4j.properties
@@ -0,0 +1,5 @@
+log4j.rootLogger=All,A1
+
+log4j.appender.A1=org.apache.log4j.ConsoleAppender
+log4j.appender.A1.layout=org.apache.log4j.PatternLayout
+log4j.appender.A1.layout.ConversionPattern=[%t] [%c]-[%p] %m%n
\ No newline at end of file
diff --git a/Mybatis-plus/pom.xml b/Mybatis-plus/pom.xml
new file mode 100644
index 0000000..e6d166a
--- /dev/null
+++ b/Mybatis-plus/pom.xml
@@ -0,0 +1,68 @@
+
+
+ 4.0.0
+
+ com.itcast.mp
+ Mybatis-plus
+ pom
+ 1.0-SNAPSHOT
+
+ MP-simple
+ MP-spring
+
+
+
+
+
+ com.baomidou
+ mybatis-plus
+ 3.1.1
+
+
+
+ mysql
+ mysql-connector-java
+ 5.1.47
+
+
+
+ com.alibaba
+ druid
+ 1.0.11
+
+
+
+ org.projectlombok
+ lombok
+ true
+ 1.18.4
+
+
+ junit
+ junit
+ 4.12
+
+
+ org.slf4j
+ slf4j-log4j12
+ 1.6.4
+
+
+
+
+
+
+ org.apache.maven.plugins
+ maven-compiler-plugin
+
+ 1.8
+ 1.8
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/SQL_example/DML.sql b/SQL_example/DML.sql
new file mode 100644
index 0000000..dafd522
--- /dev/null
+++ b/SQL_example/DML.sql
@@ -0,0 +1,43 @@
+USE db2;
+CREATE TABLE stu4(
+sid INT PRIMARY KEY AUTO_INCREMENT,
+sname VARCHAR(1000),
+age INT,
+address VARCHAR(1000),
+FOREIGN KEY(sname)REFERENCES student(createtime));
+
+INSERT INTO stu1 VALUES(NULL,'张无忌',25,'光明顶'),(NULL,'赵敏',30,'光明顶1'),(NULL,'周芷若',40,'光明顶2');
+#修改张无忌的地址
+UPDATE stu1 SET address='嵩山' WHERE sname='张无忌';
+#修改周芷若的年龄和地址
+UPDATE stu1 SET address='峨眉',age=50 WHERE sname='周芷若';
+
+#####mysql中的简单查询
+#查询stu表中的所有记录
+SELECT sid,sname,age,address FROM stu1;
+SELECT * FROM stu1;
+#查阅所有sid和sname,别名as
+SELECT sid AS id,sname AS `name` FROM stu1;
+#查询名字是张无忌的
+SELECT * FROM stu1 WHERE sname='张无忌';
+#查询sid大于2，且年龄大于30的
+SELECT * FROM stu1 WHERE sid>=1 AND age>30
+
+
+### 创建部门表
+CREATE TABLE dept (
+ did INT PRIMARY KEY,
+ dname VARCHAR(100)
+)
+
+### 创建员工表
+CREATE TABLE emp (
+ eid INT PRIMARY KEY,
+ ename VARCHAR(100),
+ age INT,
+ edid INT,
+ FOREIGN KEY(edid) REFERENCES dept(did)
+)
+
+
+
diff --git a/SQL_example/SQL_opearation.sql b/SQL_example/SQL_opearation.sql
new file mode 100644
index 0000000..e664fa7
--- /dev/null
+++ b/SQL_example/SQL_opearation.sql
@@ -0,0 +1,25 @@
+#创建数据库
+CREATE DATABASE m224;
+
+#查看数据库
+SHOW DATABASES;
+
+#删除数据库
+DROP DATABASE m224;
+
+#切换数据库
+USE DATABASE db1;
+
+#创建数据库表
+CREATE TABLE t_stu(id INT,NAME VARCHAR(100),
+gender VARCHAR(10),brithday DATETIME,createtime TIMESTAMP);
+SHOW TABLES;
+#c查看表结构
+DESC t_stu;`student`
+DROP TABLE t_user;
+ALTER TABLE t_stu RENAME student
+
+INSERT INTO student(id,NAME,gender,brithday)
+VALUES(1,'mary','女','2000-10-18');
+
+
diff --git a/SQL_example/事务操作.sql b/SQL_example/事务操作.sql
new file mode 100644
index 0000000..91ee74f
--- /dev/null
+++ b/SQL_example/事务操作.sql
@@ -0,0 +1,7 @@
+# 开启事务
+START TRANSACTION;
+#第二部 执行具体事务操作
+UPDATE emp SET ename='lucya' WHERE eid =1
+# 第三部 提交/回滚事务
+ROLLBACK;
+COMMIT;
\ No newline at end of file
diff --git a/SQL_example/内置函数.sql b/SQL_example/内置函数.sql
new file mode 100644
index 0000000..f2516b1
--- /dev/null
+++ b/SQL_example/内置函数.sql
@@ -0,0 +1,16 @@
+## 查询表有多少条记录
+SELECT COUNT(*) AS num FROM emp;
+## 查询年龄大于40人员数量
+SELECT COUNT(*) FROM emp WHERE age>40;
+# sum()：求和
+SELECT SUM(age) FROM emp
+# avg(): 计算平均数
+SELECT AVG(age) FROM emp
+## 把平均数值小数点后面位数
+SELECT AVG(age) AS avgnum FROM emp
+#cast转换类型
+SELECT CAST(AVG(age) AS DECIMAL(10,2)) AS avgnum FROM emp
+#最大值和最小值
+SELECT MAX(age) FROM emp;
+SELECT MIN(age) FROM emp;
+
diff --git a/SQL_example/多表关联查询.sql b/SQL_example/多表关联查询.sql
new file mode 100644
index 0000000..bad5357
--- /dev/null
+++ b/SQL_example/多表关联查询.sql
@@ -0,0 +1,18 @@
+# 笛卡尔积
+SELECT * FROM dept,emp
+# 内连接
+SELECT * FROM dept INNER JOIN emp ON dept.`did`=emp.`edid`
+#另一中写法
+SELECT * FROM dept,emp WHERE dept.`did`=emp.`edid`
+#左外连接
+SELECT * FROM dept LEFT JOIN emp ON dept.`did`=emp.`edid`
+# 右外连接
+SELECT * FROM dept RIGHT JOIN emp ON dept.`did`=emp.`edid`
+#A or B表独有的
+SELECT * FROM dept RIGHT JOIN emp ON dept.`did`=emp.`edid`
+WHERE dept.`did`IS NULL
+#A和B全都有
+SELECT * FROM dept LEFT JOIN emp ON dept.`did`=emp.`edid`
+UNION
+SELECT * FROM dept RIGHT JOIN emp ON dept.`did`=emp.`edid`
+
diff --git a/SQL_example/大型旋转机组健康管理系统软件_建表语句.sql b/SQL_example/大型旋转机组健康管理系统软件_建表语句.sql
new file mode 100644
index 0000000..f23f6ba
--- /dev/null
+++ b/SQL_example/大型旋转机组健康管理系统软件_建表语句.sql
@@ -0,0 +1,223 @@
+-- device_type_detail
+CREATE TABLE device_type_detail
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ type_id VARCHAR(20) NOT NULL COMMENT '设备类型id 设备类型id',
+ sub_group_id VARCHAR(20) COMMENT '设备分组id 设备分组id',
+ NAME VARCHAR(20) NOT NULL COMMENT '设备标识 设备标识',
+ show_name VARCHAR(20) NOT NULL COMMENT '型号名称 型号名称',
+ specification_type VARCHAR(255) COMMENT '规格类型 规格类型',
+ manufacturer VARCHAR(20) COMMENT '生产厂商 生产厂商',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备型号 设备型号表';
+ALTER TABLE device_type_detail
+ ADD CONSTRAINT PK_device_type_detail_id PRIMARY KEY (id);
+
+-- device_components_type
+CREATE TABLE device_components_type
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ NAME VARCHAR(20) NOT NULL COMMENT '类型名称 设备部件类型名称',
+ show_name VARCHAR(20) NOT NULL COMMENT '显示名称 显示名称',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '部件类型表 部件类型表';
+ALTER TABLE device_components_type
+ ADD CONSTRAINT PK_device_ype_idEDA6 PRIMARY KEY (id);
+
+-- data_model
+CREATE TABLE data_model
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ type_id VARCHAR(20) NOT NULL COMMENT '设备类型id 设备类型id',
+ detail_id VARCHAR(20) NOT NULL COMMENT '设备型号id 设备型号id',
+ NAME VARCHAR(20) NOT NULL COMMENT '名称 名称',
+ show_name VARCHAR(20) NOT NULL COMMENT '显示名称 显示名称',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '数据模型 数据模型';
+ALTER TABLE data_model
+ ADD CONSTRAINT PK_data_model_id PRIMARY KEY (id);
+
+-- device_type
+CREATE TABLE device_type
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ NAME VARCHAR(20) NOT NULL COMMENT '设备类型名称 设备类型名称',
+ show_name VARCHAR(20) NOT NULL COMMENT '显示名称 显示名称',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备类型 设备类型';
+ALTER TABLE device_type
+ ADD CONSTRAINT PK_device_type_id PRIMARY KEY (id);
+
+-- device_component_type_detail
+CREATE TABLE device_component_type_detail
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ type_id VARCHAR(20) NOT NULL COMMENT '部件类型id 部件类型id',
+ sub_group_id VARCHAR(20) COMMENT '部件分组id 部件分组id',
+ NAME VARCHAR(20) NOT NULL COMMENT '设备标识 设备标识',
+ show_name VARCHAR(20) NOT NULL COMMENT '型号名称 型号名称',
+ specification_type VARCHAR(255) COMMENT '规格类型 规格类型',
+ manufacturer VARCHAR(20) COMMENT '生产厂商 生产厂商',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '部件型号 部件型号表';
+ALTER TABLE device_component_type_detail
+ ADD CONSTRAINT PK_device_ail_id12F4 PRIMARY KEY (id);
+
+-- device_object
+CREATE TABLE device_object
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备对象 设备对象';
+ALTER TABLE device_object
+ ADD CONSTRAINT PK_device_object_id PRIMARY KEY (id);
+
+-- device_area
+CREATE TABLE device_area
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ NAME VARCHAR(20) NOT NULL COMMENT '区域名称 区域名称',
+ description VARCHAR(255) COMMENT '描述 描述',
+ object_id VARCHAR(20) NOT NULL COMMENT '设备对象id 设备对象id',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备区域 设备区域';
+ALTER TABLE device_area
+ ADD CONSTRAINT PK_device_area_id PRIMARY KEY (id);
+
+-- device_group
+/*
+警告: 字段名可能非法 - location
+*/
+CREATE TABLE device_group
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ NAME VARCHAR(20) NOT NULL COMMENT '设备组标识 设备组标识',
+ show_name VARCHAR(20) NOT NULL COMMENT '设备组名称 设备组名称',
+ object_id VARCHAR(20) NOT NULL COMMENT '设备对象id 设备对象id',
+ area_id VARCHAR(20) COMMENT '设备区域id 设备区域id',
+ group_code VARCHAR(20) COMMENT '设备组编码 设备组编码',
+ `LOCATION` VARCHAR(20) COMMENT '所在地 所在地',
+ east_longitude VARCHAR(20) COMMENT '东经 东经',
+ north_latitude VARCHAR(20) COMMENT '北纬 北纬',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备组 设备组';
+ALTER TABLE device_group
+ ADD CONSTRAINT PK_device_group_id PRIMARY KEY (id);
+
+-- device
+CREATE TABLE device
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ group_id VARCHAR(20) NOT NULL COMMENT '设备组id 设备组id',
+ NAME VARCHAR(20) NOT NULL COMMENT '设备标识 设备标识',
+ type_id VARCHAR(20) NOT NULL COMMENT '设备类型 设备类型',
+ detail_id VARCHAR(20) NOT NULL COMMENT '设备型号 设备型号',
+ device_code VARCHAR(20) COMMENT '设备编码 设备编码',
+ produce_time DATE NOT NULL COMMENT '出厂日期 出厂日期',
+ east_longitude VARCHAR(4000) COMMENT '东经 东经',
+ north_latitude VARCHAR(20) COMMENT '北纬 北纬',
+ description VARCHAR(255) NOT NULL COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备 设备';
+ALTER TABLE device
+ ADD CONSTRAINT PK_device_id PRIMARY KEY (id);
+
+-- device_component
+CREATE TABLE device_component
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ device_id VARCHAR(20) NOT NULL COMMENT '设备id 设备id',
+ sub_system_id VARCHAR(20) COMMENT '子系统id',
+ type_id VARCHAR(20) NOT NULL COMMENT '部件类型id 部件设备id',
+ detail_id VARCHAR(20) NOT NULL COMMENT '部件型号id 部件型号id',
+ produce_company VARCHAR(20) COMMENT '生产厂商 生产厂商',
+ description VARCHAR(255) COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '部件 部件';
+ALTER TABLE device_component
+ ADD CONSTRAINT PK_device_component_id PRIMARY KEY (id);
+
+-- sub_system
+CREATE TABLE sub_system
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ NAME VARCHAR(20) NOT NULL COMMENT '名称 名称',
+ show_name VARCHAR(20) NOT NULL COMMENT '显示名称 显示名称',
+ description VARCHAR(255) COMMENT '描述 描述',
+ device_id VARCHAR(20) NOT NULL COMMENT '设备id 设备id',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '子系统 子系统';
+ALTER TABLE sub_system
+ ADD CONSTRAINT PK_sub_system_id PRIMARY KEY (id);
+
+-- component_sub_group
+CREATE TABLE component_sub_group
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ parent_group_id VARCHAR(20) COMMENT '父组id 父组id',
+ type_id VARCHAR(20) NOT NULL COMMENT '部件类型id 部件类型id',
+ NAME VARCHAR(20) NOT NULL COMMENT '部件分组名称 部件分组名称',
+ description VARCHAR(20) NOT NULL COMMENT '描述 描述',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '部件分组 部件分组';
+ALTER TABLE component_sub_group
+ ADD CONSTRAINT PK_componeoup_id97DB PRIMARY KEY (id);
+
+-- device_sub_group
+CREATE TABLE device_sub_group
+(
+ id CHAR(20) NOT NULL COMMENT '编号',
+ type_id VARCHAR(20) NOT NULL COMMENT '设备类型id 设备类型id',
+ parent_group_id VARCHAR(20) COMMENT '父组id 父组id',
+ description VARCHAR(20) NOT NULL COMMENT '描述 描述',
+ NAME VARCHAR(20) NOT NULL COMMENT '部件分组名称 部件分组名称',
+ is_deleted TINYINT DEFAULT 0 NOT NULL COMMENT '是否已被删除 是否已被删除',
+ create_person VARCHAR(20) NOT NULL COMMENT '创建人 创建人',
+ gmt_create DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '创建日期 创建时间',
+ gmt_modified DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL COMMENT '修改时间 修改时间'
+) COMMENT '设备分组 设备分组';
+ALTER TABLE device_sub_group
+ ADD CONSTRAINT PK_device_sub_group_id PRIMARY KEY (id);
+
diff --git a/SQL_example/子查询.sql b/SQL_example/子查询.sql
new file mode 100644
index 0000000..624aff3
--- /dev/null
+++ b/SQL_example/子查询.sql
@@ -0,0 +1,18 @@
+
+# 查询比“张无忌”的工资高
+## 查询张无忌工资
+## 查询工资大于张无忌工资值
+SELECT * FROM emp,salary
+WHERE emp.stid=salary.stid
+AND salary.salarystid >
+(SELECT salary.salarystid
+FROM emp,salary WHERE emp.stid=salary.stid AND emp.ename='fuck')
+
+#查询和张无忌同一个部门
+SELECT emp.`ename` FROM emp,dept
+WHERE emp.`edid`=dept.`did`
+AND dept.`dname`=(SELECT dept.`dname`
+FROM emp,dept WHERE dept.`did`=emp.`edid` AND emp.`ename`='jack')
+# 统计每个部门有多少个员工()里面的是临时表
+SELECT dept.dname,es.num FROM dept,(SELECT COUNT(*) AS num,edid FROM emp GROUP BY edid) es
+WHERE dept.did=es.edid
diff --git a/SQL_example/拷贝表.sql b/SQL_example/拷贝表.sql
new file mode 100644
index 0000000..4e8a9ae
--- /dev/null
+++ b/SQL_example/拷贝表.sql
@@ -0,0 +1,9 @@
+#拷贝表结构
+CREATE TABLE newadmin LIKE admin;
+#拷贝表结构和数据（但约束与索引除外）
+CREATE TABLE newadmin AS ( SELECT * FROM admin ) ;
+#拷贝表结构+数据
+CREATE TABLE newadmin LIKE admin;
+INSERT INTO newadmin SELECT * FROM admin;
+#跨数据库拷贝表，shop另一个数据库
+CREATE TABLE newadmin LIKE shop.admin;
diff --git a/SQL_example/条件查询.sql b/SQL_example/条件查询.sql
new file mode 100644
index 0000000..7ed54e8
--- /dev/null
+++ b/SQL_example/条件查询.sql
@@ -0,0 +1,66 @@
+#去重操作,不重复显示
+SELECT DISTINCT ename FROM emp
+
+#查询年龄大于20
+SELECT * FROM emp WHERE age>20
+
+#模糊查询，查询所有名字开头为J的信息
+#%代表通配符，匹配任意内容
+SELECT * FROM emp WHERE ename LIKE 'j%'
+
+#模糊查询，查询所有名字结尾为k的信息
+SELECT * FROM emp WHERE ename LIKE '%k'
+#模糊查询，查询所有名字中包含a的信息
+SELECT * FROM emp WHERE ename LIKE '%a%'
+
+#模糊查询，查询所有名字开头为J，后面包含三个字母的信息
+#_代表站位符，匹配任意内容
+SELECT * FROM emp WHERE ename LIKE 'j___'
+
+#排序操作
+##查询emp表所有记录，根据eid进行排序ASC升序,DESC降序
+SELECT * FROM emp ORDER BY eid DESC
+#查询区间范围的值
+#查询emp表年龄30-50范围
+SELECT * FROM emp WHERE age>=30 AND age<=50
+SELECT * FROM emp WHERE age BETWEEN 30 AND 50
+#查询emp表年龄是20 40 60
+SELECT * FROM emp WHERE age IN(20,40,60)
+
+#分页查询
+#关键字limit,只能用在mysql中，不是标准sql
+#limit后面两个参数，第一个参数 查询数据开始位置；第二个参数 每页显示多少条记录
+ SELECT * FROM emp LIMIT 0,3
+ SELECT * FROM emp LIMIT 3,3
+
+ #分组查询GROUP BY
+ #查询每个edid有多少个人
+ SELECT COUNT(*) AS num,edid FROM emp GROUP BY edid
+ #GROUP BY 加上having操作
+ ##统计每个部门的最高工资#一对多关系
+ #编写emp和salary内连接查询
+ ##得到最高工资max
+ ##部门分组group by
+ SELECT MAX(salarystid) ,emp.edid
+ FROM emp,salary
+ WHERE emp.`stid`=salary.`stid`
+ GROUP BY emp.`edid`
+
+ # 获取最高工资大于5000的部门,having后可以加函数where后不能
+ #在分组之上做筛选
+SELECT MAX(salarystand),emp.edid
+FROM emp,salary
+WHERE emp.stid=salary.stid
+GROUP BY emp.edid
+HAVING MAX(salarystand)>5000
+
+
+
+
+
+
+
+
+
+
+
diff --git a/SQL_example/约束_查询和一些事务操作练习.sql b/SQL_example/约束_查询和一些事务操作练习.sql
new file mode 100644
index 0000000..b357b7f
--- /dev/null
+++ b/SQL_example/约束_查询和一些事务操作练习.sql
@@ -0,0 +1,224 @@
+USE db3;
+
+CREATE TABLE IF NOT EXISTS music(
+title VARCHAR(32) COMMENT '专辑名',
+alias VARCHAR(32) COMMENT '专辑别名',
+image VARCHAR(64),
+style VARCHAR(8),
+`type` VARCHAR(4),
+`medium` VARCHAR(4),
+publish_time DATE,
+publisher VARCHAR(16),
+number TINYINT,
+barcode BIGINT,
+summary VARCHAR(1024),
+artist VARCHAR(16),
+id INT PRIMARY KEY AUTO_INCREMENT
+);
+
+CREATE TABLE IF NOT EXISTS song(
+`name` VARCHAR(32),
+`serial_number` TINYINT,
+id INT PRIMARY KEY AUTO_INCREMENT,
+music_id INT
+);
+
+CREATE TABLE IF NOT EXISTS review(
+content VARCHAR(256),
+rating TINYINT,
+review_time DATETIME,
+music_id INT,
+user_id INT
+);
+
+CREATE TABLE IF NOT EXISTS `user`(
+username VARCHAR(16) UNIQUE,
+image VARCHAR(64),
+signature VARCHAR(64),
+nickname VARCHAR(16),
+id INT PRIMARY KEY
+);
+
+CREATE TABLE IF NOT EXISTS user_music(
+id INT PRIMARY KEY AUTO_INCREMENT,
+user_id INT,
+music_id INT
+);
+
+
+ALTER TABLE song ADD CONSTRAINT fn_music_song FOREIGN KEY(music_id) REFERENCES music(id);
+ALTER TABLE review ADD CONSTRAINT fn_music_review FOREIGN KEY(music_id) REFERENCES music(id);
+ALTER TABLE review ADD CONSTRAINT fn_user_review FOREIGN KEY(user_id) REFERENCES `user`(id);
+ALTER TABLE user_music ADD CONSTRAINT fn_key1 FOREIGN KEY(user_id) REFERENCES `user`(id);
+ALTER TABLE user_music ADD CONSTRAINT fn_key2 FOREIGN KEY (music_id) REFERENCES music(id);
+
+
+
+
+DROP TABLE IF EXISTS emp;
+DROP TABLE IF EXISTS dept;
+DROP TABLE IF EXISTS job;
+DROP TABLE IF EXISTS salarygrade;
+
+-- 部门表
+CREATE TABLE dept (
+ did INT PRIMARY KEY PRIMARY KEY, -- 部门id
+ dname VARCHAR(50), -- 部门名称
+ loc VARCHAR(50) -- 部门所在地
+);
+
+-- 职务表，职务名称，职务描述
+CREATE TABLE job (
+ id INT PRIMARY KEY,
+ jname VARCHAR(20),
+ description VARCHAR(50)
+);
+
+-- 员工表
+CREATE TABLE emp (
+ id INT PRIMARY KEY, -- 员工id
+ ename VARCHAR(50), -- 员工姓名
+ job_id INT, -- 职务id
+ mgr INT , -- 上级领导
+ joindate DATE, -- 入职日期
+ salary DECIMAL(7,2), -- 工资
+ bonus DECIMAL(7,2), -- 奖金
+ dept_id INT -- 所在部门编号
+);
+ALTER TABLE emp ADD CONSTRAINT emp_jobid_ref_job_id_fk FOREIGN KEY (job_id) REFERENCES job (id);
+ALTER TABLE emp ADD CONSTRAINT emp_deptid_ref_dept_id_fk FOREIGN KEY (dept_id) REFERENCES dept (did);
+
+
+
+-- 工资等级表
+CREATE TABLE salarygrade (
+ grade INT PRIMARY KEY, -- 级别
+ losalary INT, -- 最低工资
+ hisalary INT -- 最高工资
+);
+
+-- 添加4个部门
+INSERT INTO dept(did,dname,loc) VALUES
+(10,'教研部','北京'),
+(20,'学工部','上海'),
+(30,'销售部','广州'),
+(40,'财务部','深圳');
+
+-- 添加4个职务
+INSERT INTO job (id, jname, description) VALUES
+(1, '董事长', '管理整个公司，接单'),
+(2, '经理', '管理部门员工'),
+(3, '销售员', '向客人推销产品'),
+(4, '文员', '使用办公软件');
+
+
+-- 添加员工
+INSERT INTO emp(id,ename,job_id,mgr,joindate,salary,bonus,dept_id) VALUES
+(1001,'孙悟空',4,1004,'2000-12-17','8000.00',NULL,20),
+(1002,'卢俊义',3,1006,'2001-02-20','16000.00','3000.00',30),
+(1003,'林冲',3,1006,'2001-02-22','12500.00','5000.00',30),
+(1004,'唐僧',2,1009,'2001-04-02','29750.00',NULL,20),
+(1005,'李逵',4,1006,'2001-09-28','12500.00','14000.00',30),
+(1006,'宋江',2,1009,'2001-05-01','28500.00',NULL,30),
+(1007,'刘备',2,1009,'2001-09-01','24500.00',NULL,10),
+(1008,'猪八戒',4,1004,'2007-04-19','30000.00',NULL,20),
+(1009,'罗贯中',1,NULL,'2001-11-17','50000.00',NULL,10),
+(1010,'吴用',3,1006,'2001-09-08','15000.00','0.00',30),
+(1011,'沙僧',4,1004,'2007-05-23','11000.00',NULL,20),
+(1012,'李逵',4,1006,'2001-12-03','9500.00',NULL,30),
+(1013,'小白龙',4,1004,'2001-12-03','30000.00',NULL,20),
+(1014,'关羽',4,1007,'2002-01-23','13000.00',NULL,10);
+
+
+-- 添加5个工资等级
+INSERT INTO salarygrade(grade,losalary,hisalary) VALUES
+(1,7000,12000),
+(2,12010,14000),
+(3,14010,20000),
+(4,20010,30000),
+(5,30010,99990);
+
+
+
+# 查询所有员工信息。查询员工编号，员工姓名，工资，职务名称，职务描述
+SELECT emp.id,ename,salary,jname,description FROM emp LEFT JOIN job ON emp.`job_id`=job.`id` ;
+
+# 查询员工编号，员工姓名，工资，职务名称，职务描述，部门名称，部门位置
+SELECT t1.id,ename,salary,jname,description,dname,loc
+FROM (SELECT emp.id id,ename,salary,jname,description,dept_id
+ FROM emp LEFT JOIN job ON emp.`job_id`=job.`id`)t1
+ LEFT JOIN dept ON t1. dept_id =dept.`did`;
+
+# 查询员工姓名，工资，工资等级
+SELECT t2.ename,t2.salary,t1.grade
+FROM salarygrade t1 ,emp t2
+WHERE t2.salaryt1.losalary;
+
+#查询员工姓名，工资，职务名称，职务描述，部门名称，部门位置，工资等级
+SELECT ename,salary,jname,description,dname,loc,grade
+FROM(SELECT t1.id,ename,salary,jname,description,dname,loc
+FROM (SELECT emp.id id,ename,salary,jname,description,dept_id
+ FROM emp LEFT JOIN job ON emp.`job_id`=job.`id`)t1
+ LEFT JOIN dept ON t1. dept_id =dept.`did`) t2,
+ salarygrade WHERE t2.salary<=salarygrade.hisalary AND t2.salary>=salarygrade.losalary;
+
+
+# 查询出部门编号、部门名称、部门位置、部门人数
+SELECT dept.*,t1.num '部门人数'
+FROM dept LEFT JOIN
+(SELECT dept_id,COUNT(*) num FROM emp GROUP BY dept_id) t1
+ON dept.`did`=t1.dept_id;
+
+
+
+# 事务操作
+DROP TABLE IF EXISTS account;
+
+-- 创建账户表
+CREATE TABLE account(
+ id INT PRIMARY KEY AUTO_INCREMENT,
+ NAME VARCHAR(10),
+ money DOUBLE(10,2)
+);
+
+-- 添加数据
+INSERT INTO account(NAME,money) VALUES('张三',1000),('李四',1000);
+
+
+ -- 转账操作
+ -- 1.查询李四的余额
+ SELECT * FROM account;
+ -- 2.李四金额 -500
+ UPDATE account SET money =money -500 WHERE NAME='李四';
+ 出错了...
+ -- 3.张三金额 +500
+ UPDATE account SET money =money +500 WHERE NAME ='张三';
+
+
+ -- 带事务的转账操作
+
+ -- 1.查询李四的余额
+ SELECT * FROM account;
+
+ -- 开启事务
+ BEGIN;
+ -- 2.李四金额 -500
+ UPDATE account SET money =money -500 WHERE NAME='李四';
+ 出错了...
+
+ -- 3.张三金额 +500
+ UPDATE account SET money =money +500 WHERE NAME ='张三';
+
+
+-- 提交数据
+COMMIT;
+
+ -- 回滚事务
+ ROLLBACK;
+
+
+ SELECT @@autocommit;
+ # 查询到的结果是1 则表示自动提交，结果是0表示手动提交。
+ # 当然也可以通过下面语句修改提交方式
+ SET @@autocommit = 0;
+
\ No newline at end of file
diff --git a/Spring/pom.xml b/Spring/pom.xml
new file mode 100644
index 0000000..7cb8129
--- /dev/null
+++ b/Spring/pom.xml
@@ -0,0 +1,25 @@
+
+
+ 4.0.0
+
+ com.itheima
+ Spring
+ pom
+ 1.0-SNAPSHOT
+
+ spring_ioc
+ spring_ioc_anno
+ spring_mvc
+ spring_jdbc
+ spring_test
+ spring_interceptor
+ spring_exception_demo
+ spring_aop
+ spring_tx
+ ssm
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_aop/pom.xml b/Spring/spring_aop/pom.xml
new file mode 100644
index 0000000..d2f568f
--- /dev/null
+++ b/Spring/spring_aop/pom.xml
@@ -0,0 +1,48 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_aop
+ war
+
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-test
+ 5.0.5.RELEASE
+
+
+
+ org.aspectj
+ aspectjweaver
+ 1.8.4
+
+
+
+ junit
+ junit
+ 4.12
+ test
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_aop/src/main/java/com/itheima/anno/MyAspect.java b/Spring/spring_aop/src/main/java/com/itheima/anno/MyAspect.java
new file mode 100644
index 0000000..8d6639e
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/anno/MyAspect.java
@@ -0,0 +1,46 @@
+package com.itheima.anno;
+
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.*;
+import org.springframework.stereotype.Component;
+
+@Component("myAspect")
+@Aspect //标注当前MyAspect是一个切面类
+public class MyAspect {
+
+
+ //配置前置通知
+ //@Before(value = "execution(* com.itheima.anno.*.*(..))")
+ public void before(){
+ System.out.println("前置增强....");
+ }
+
+ public void afterReturning(){
+ System.out.println("后置增强....");
+ }
+
+ //Proceeding JoinPoint:正在执行的连接点->切点
+ @Around(value = "pointcut()")
+ public Object around(ProceedingJoinPoint pjp) throws Throwable {
+ System.out.println("环绕前....");
+ Object proceed = pjp.proceed();//切点方法
+ System.out.println("环绕后...");
+ return proceed;
+ }
+
+ public void afterThrowing(){
+ System.out.println("异常抛出后增强....");
+ }
+ @After(value = "MyAspect.pointcut()")
+ public void after(){
+ System.out.println("最终增强....");
+ }
+
+ //定义节点表达式
+ @Pointcut("execution(* com.itheima.anno.*.*(..))")
+ public void pointcut(){
+
+ }
+
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/anno/Target.java b/Spring/spring_aop/src/main/java/com/itheima/anno/Target.java
new file mode 100644
index 0000000..8112df2
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/anno/Target.java
@@ -0,0 +1,11 @@
+package com.itheima.anno;
+
+import org.springframework.stereotype.Component;
+
+@Component("target")
+public class Target implements TargetInterface {
+ public void save() {
+ System.out.println("save running....");
+// int i=1/0;
+ }
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/anno/TargetInterface.java b/Spring/spring_aop/src/main/java/com/itheima/anno/TargetInterface.java
new file mode 100644
index 0000000..aacac8b
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/anno/TargetInterface.java
@@ -0,0 +1,8 @@
+package com.itheima.anno;
+
+public interface TargetInterface {
+
+
+ public void save();
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/aop/MyAspect.java b/Spring/spring_aop/src/main/java/com/itheima/aop/MyAspect.java
new file mode 100644
index 0000000..8144973
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/aop/MyAspect.java
@@ -0,0 +1,33 @@
+package com.itheima.aop;
+
+import org.aspectj.lang.ProceedingJoinPoint;
+
+public class MyAspect {
+
+
+ public void before(){
+ System.out.println("前置增强....");
+ }
+
+ public void afterReturning(){
+ System.out.println("后置增强....");
+ }
+
+ //Proceeding JoinPoint:正在执行的连接点->切点
+ public Object around(ProceedingJoinPoint pjp) throws Throwable {
+ System.out.println("环绕前....");
+ Object proceed = pjp.proceed();//切点方法
+ System.out.println("环绕后...");
+ return proceed;
+ }
+
+ public void afterThrowing(){
+ System.out.println("异常抛出后增强....");
+ }
+
+ public void after(){
+ System.out.println("最终增强....");
+ }
+
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/aop/Target.java b/Spring/spring_aop/src/main/java/com/itheima/aop/Target.java
new file mode 100644
index 0000000..b05d1ca
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/aop/Target.java
@@ -0,0 +1,8 @@
+package com.itheima.aop;
+
+public class Target implements TargetInterface {
+ public void save() {
+ System.out.println("save running....");
+// int i=1/0;
+ }
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/aop/TargetInterface.java b/Spring/spring_aop/src/main/java/com/itheima/aop/TargetInterface.java
new file mode 100644
index 0000000..2c8cee7
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/aop/TargetInterface.java
@@ -0,0 +1,8 @@
+package com.itheima.aop;
+
+public interface TargetInterface {
+
+
+ public void save();
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/Advice.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/Advice.java
new file mode 100644
index 0000000..491a1ab
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/Advice.java
@@ -0,0 +1,15 @@
+package com.itheima.proxy.cglib;
+
+public class Advice {
+
+
+ public void before(){
+ System.out.println("前置增强...");
+ }
+
+ public void afterReturning(){
+ System.out.println("后置增强...");
+ }
+
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/ProxyTest.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/ProxyTest.java
new file mode 100644
index 0000000..de627b2
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/ProxyTest.java
@@ -0,0 +1,50 @@
+package com.itheima.proxy.cglib;
+
+import com.itheima.proxy.jdk.TargetInterface;
+import org.springframework.cglib.proxy.Enhancer;
+import org.springframework.cglib.proxy.MethodInterceptor;
+import org.springframework.cglib.proxy.MethodProxy;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+
+public class ProxyTest {
+
+
+ /**
+ * 基于cglib的动态生成代理对象的方法
+ * @param args
+ */
+ public static void main(String[] args) {
+
+ //创建目标对象
+ final Target target=new Target();
+
+ //增强对象
+ final Advice advice=new Advice();
+
+ //返回值就是动态生成的代理对象
+ //1.创建增强器
+ Enhancer enhancer=new Enhancer();
+ //2.设置父类(目标)
+ enhancer.setSuperclass(Target.class);
+ //3.设置回调函数
+ enhancer.setCallback(new MethodInterceptor() {
+ public Object intercept(Object proxy, Method method, Object[] args, MethodProxy methodProxy) throws Throwable {
+ advice.before();//执行前置
+ Object invoke = method.invoke(target, args);//执行目标
+ advice.afterReturning();//执行后置
+ return invoke;
+ }
+ });
+ //4.创建代理对象
+ Target proxy = (Target) enhancer.create();
+ proxy.save();
+
+
+ }
+
+
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/Target.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/Target.java
new file mode 100644
index 0000000..2005abc
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/cglib/Target.java
@@ -0,0 +1,9 @@
+package com.itheima.proxy.cglib;
+
+
+
+public class Target {
+ public void save() {
+ System.out.println("save running.....");
+ }
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/Advice.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/Advice.java
new file mode 100644
index 0000000..95fc4f5
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/Advice.java
@@ -0,0 +1,15 @@
+package com.itheima.proxy.jdk;
+
+public class Advice {
+
+
+ public void before(){
+ System.out.println("前置增强...");
+ }
+
+ public void afterReturning(){
+ System.out.println("后置增强...");
+ }
+
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/ProxyTest.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/ProxyTest.java
new file mode 100644
index 0000000..3b0128c
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/ProxyTest.java
@@ -0,0 +1,42 @@
+package com.itheima.proxy.jdk;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+
+public class ProxyTest {
+
+
+ /**
+ * 基于JDK的动态生成代理对象的方法
+ * @param args
+ */
+ public static void main(String[] args) {
+
+ //创建目标对象
+ final Target target=new Target();
+
+ //增强对象
+ final Advice advice=new Advice();
+
+ //返回值就是动态生成的代理对象
+ TargetInterface proxy = (TargetInterface) Proxy.newProxyInstance(
+ target.getClass().getClassLoader(),//目标对象的类加载器
+ target.getClass().getInterfaces(),//目标对象相同的接口字节码对象数组
+ new InvocationHandler() {
+ //调用代理对象的任何方法,是指执行的都是invoke方法
+ public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+ advice.before();//前置增强
+ Object invoke = method.invoke(target, args);//执行目标方法
+ advice.afterReturning();//后置增强
+ return invoke;
+ }
+ }
+ );
+ //调用代理对象的方法
+ proxy.save();
+ }
+
+
+
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/Target.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/Target.java
new file mode 100644
index 0000000..690b3bc
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/Target.java
@@ -0,0 +1,7 @@
+package com.itheima.proxy.jdk;
+
+public class Target implements TargetInterface {
+ public void save() {
+ System.out.println("save running.....");
+ }
+}
diff --git a/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/TargetInterface.java b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/TargetInterface.java
new file mode 100644
index 0000000..b84f865
--- /dev/null
+++ b/Spring/spring_aop/src/main/java/com/itheima/proxy/jdk/TargetInterface.java
@@ -0,0 +1,8 @@
+package com.itheima.proxy.jdk;
+
+public interface TargetInterface {
+
+
+ public void save();
+
+}
diff --git a/Spring/spring_aop/src/main/resources/applicationContext-anno.xml b/Spring/spring_aop/src/main/resources/applicationContext-anno.xml
new file mode 100644
index 0000000..e5e33b6
--- /dev/null
+++ b/Spring/spring_aop/src/main/resources/applicationContext-anno.xml
@@ -0,0 +1,18 @@
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_aop/src/main/resources/applicationContext.xml b/Spring/spring_aop/src/main/resources/applicationContext.xml
new file mode 100644
index 0000000..d273f03
--- /dev/null
+++ b/Spring/spring_aop/src/main/resources/applicationContext.xml
@@ -0,0 +1,43 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_aop/src/main/resources/jdbc.properties b/Spring/spring_aop/src/main/resources/jdbc.properties
new file mode 100644
index 0000000..d8670f0
--- /dev/null
+++ b/Spring/spring_aop/src/main/resources/jdbc.properties
@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.jdbc.Driver
+jdbc.url=jdbc:mysql:///spring_jdbc
+jdbc.username=root
+jdbc.password=root
\ No newline at end of file
diff --git a/Spring/spring_aop/src/main/resources/log4j.properties b/Spring/spring_aop/src/main/resources/log4j.properties
new file mode 100644
index 0000000..c1aea2f
--- /dev/null
+++ b/Spring/spring_aop/src/main/resources/log4j.properties
@@ -0,0 +1,15 @@
+### direct log messages to stdout ###
+log4j.appender.stdout=org.apache.log4j.ConsoleAppender
+log4j.appender.stdout.Target=System.out
+log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
+log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n
+
+### direct messages to file mylog.log ###
+log4j.appender.file=org.apache.log4j.FileAppender
+log4j.appender.file.File=c:/mylog.log
+log4j.appender.file.layout=org.apache.log4j.PatternLayout
+log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n
+
+### set log levels - for more verbose logging change 'info' to 'debug' ###
+
+log4j.rootLogger=info, stdout
diff --git a/Spring/spring_aop/src/main/resources/spring-mvc.xml b/Spring/spring_aop/src/main/resources/spring-mvc.xml
new file mode 100644
index 0000000..bb35c89
--- /dev/null
+++ b/Spring/spring_aop/src/main/resources/spring-mvc.xml
@@ -0,0 +1,37 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_aop/src/main/webapp/WEB-INF/web.xml b/Spring/spring_aop/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..d80081d
--- /dev/null
+++ b/Spring/spring_aop/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,6 @@
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_aop/src/test/java/com/itheima/test/AnnoTest.java b/Spring/spring_aop/src/test/java/com/itheima/test/AnnoTest.java
new file mode 100644
index 0000000..9e4ff7e
--- /dev/null
+++ b/Spring/spring_aop/src/test/java/com/itheima/test/AnnoTest.java
@@ -0,0 +1,29 @@
+package com.itheima.test;
+
+import com.itheima.anno.TargetInterface;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration("classpath:applicationContext-anno.xml")
+public class AnnoTest {
+
+
+ @Autowired
+ private TargetInterface target;
+
+
+ @Test
+ public void test1(){
+ target.save();
+ }
+
+
+
+
+
+
+}
diff --git a/Spring/spring_aop/src/test/java/com/itheima/test/AopTest.java b/Spring/spring_aop/src/test/java/com/itheima/test/AopTest.java
new file mode 100644
index 0000000..322316c
--- /dev/null
+++ b/Spring/spring_aop/src/test/java/com/itheima/test/AopTest.java
@@ -0,0 +1,29 @@
+package com.itheima.test;
+
+import com.itheima.aop.TargetInterface;
+import com.itheima.proxy.cglib.Target;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration("classpath:applicationContext.xml")
+public class AopTest {
+
+
+ @Autowired
+ private TargetInterface target;
+
+ @Test
+ public void test1(){
+ target.save();
+ }
+
+
+
+
+
+
+}
diff --git a/Spring/spring_exception_demo/pom.xml b/Spring/spring_exception_demo/pom.xml
new file mode 100644
index 0000000..38f1996
--- /dev/null
+++ b/Spring/spring_exception_demo/pom.xml
@@ -0,0 +1,151 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_exception_demo
+ war
+
+
+
+ mysql
+ mysql-connector-java
+ 5.1.32
+
+
+ c3p0
+ c3p0
+ 0.9.1.2
+
+
+ com.alibaba
+ druid
+ 1.1.10
+
+
+ junit
+ junit
+ 4.12
+ test
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-test
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-web
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-webmvc
+ 5.0.5.RELEASE
+
+
+ javax.servlet
+ javax.servlet-api
+ 3.0.1
+ provided
+
+
+ javax.servlet.jsp
+ javax.servlet.jsp-api
+ 2.2.1
+ provided
+
+
+ com.fasterxml.jackson.core
+ jackson-core
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-databind
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-annotations
+ 2.9.0
+
+
+ commons-fileupload
+ commons-fileupload
+ 1.3.1
+
+
+ commons-io
+ commons-io
+ 2.3
+
+
+ commons-logging
+ commons-logging
+ 1.2
+
+
+ org.slf4j
+ slf4j-log4j12
+ 1.7.7
+
+
+ log4j
+ log4j
+ 1.2.17
+
+
+ org.springframework
+ spring-jdbc
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-tx
+ 5.0.5.RELEASE
+
+
+ jstl
+ jstl
+ 1.2
+
+
+
+
+
+
+
+
+ org.apache.tomcat.maven
+ tomcat7-maven-plugin
+ 2.2
+
+ 8080
+
+
+
+
+ org.apache.maven.plugins
+ maven-compiler-plugin
+
+ 7
+ 7
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_exception_demo/src/main/java/com/itheima/controller/DemoController.java b/Spring/spring_exception_demo/src/main/java/com/itheima/controller/DemoController.java
new file mode 100644
index 0000000..44a0112
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/java/com/itheima/controller/DemoController.java
@@ -0,0 +1,30 @@
+package com.itheima.controller;
+
+
+import com.itheima.exception.MyException;
+import com.itheima.service.DemoService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import java.io.FileNotFoundException;
+
+@Controller
+public class DemoController {
+
+ @Autowired
+ private DemoService demoService;
+
+ @RequestMapping(value = "/show")
+ public String show() throws FileNotFoundException, MyException {
+ System.out.println("show running......");
+ demoService.show1();
+ //demoService.show2();
+ //demoService.show3();
+ //demoService.show4();
+ //demoService.show5();
+ return "index";
+ }
+
+}
diff --git a/Spring/spring_exception_demo/src/main/java/com/itheima/exception/MyException.java b/Spring/spring_exception_demo/src/main/java/com/itheima/exception/MyException.java
new file mode 100644
index 0000000..ac6ba10
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/java/com/itheima/exception/MyException.java
@@ -0,0 +1,5 @@
+package com.itheima.exception;
+
+public class MyException extends Exception {
+
+}
diff --git a/Spring/spring_exception_demo/src/main/java/com/itheima/resovler/MyExceptionResolver.java b/Spring/spring_exception_demo/src/main/java/com/itheima/resovler/MyExceptionResolver.java
new file mode 100644
index 0000000..70bcf4f
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/java/com/itheima/resovler/MyExceptionResolver.java
@@ -0,0 +1,35 @@
+package com.itheima.resovler;
+
+import com.itheima.exception.MyException;
+import org.springframework.web.servlet.HandlerExceptionResolver;
+import org.springframework.web.servlet.ModelAndView;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class MyExceptionResolver implements HandlerExceptionResolver {
+
+ /**
+ *
+ * @param httpServletRequest
+ * @param httpServletResponse
+ * @param o
+ * @param e :异常对象
+ * @return ModelAndView：跳转到错误视图信息
+ */
+ @Override
+ public ModelAndView resolveException(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) {
+
+ ModelAndView modelAndView = new ModelAndView();
+ //可以对异常处理进行判断
+ if(e instanceof MyException){
+ modelAndView.addObject("info","自定义异常");
+ }else if(e instanceof ClassCastException){
+ modelAndView.addObject("info","类转换异常");
+
+ }
+ modelAndView.setViewName("error");
+
+ return modelAndView;
+ }
+}
diff --git a/Spring/spring_exception_demo/src/main/java/com/itheima/service/DemoService.java b/Spring/spring_exception_demo/src/main/java/com/itheima/service/DemoService.java
new file mode 100644
index 0000000..dbf6205
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/java/com/itheima/service/DemoService.java
@@ -0,0 +1,19 @@
+package com.itheima.service;
+
+
+
+import com.itheima.exception.MyException;
+
+import java.io.FileNotFoundException;
+
+public interface DemoService {
+ void show1();
+
+ void show2();
+
+ void show3() throws FileNotFoundException;
+
+ void show4();
+
+ void show5() throws MyException;
+}
diff --git a/Spring/spring_exception_demo/src/main/java/com/itheima/service/DemoServiceImpl.java b/Spring/spring_exception_demo/src/main/java/com/itheima/service/DemoServiceImpl.java
new file mode 100644
index 0000000..7a277fc
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/java/com/itheima/service/DemoServiceImpl.java
@@ -0,0 +1,38 @@
+package com.itheima.service;
+
+import com.itheima.exception.MyException;
+import org.springframework.web.servlet.view.InternalResourceViewResolver;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.InputStream;
+
+public class DemoServiceImpl implements DemoService {
+ public void show1() {
+ System.out.println("抛出类型转换异常....");
+ Object str = "zhangsan";
+ Integer num = (Integer)str;
+ }
+
+ public void show2() {
+ System.out.println("抛出除零异常....");
+ int i = 1/0;
+ }
+
+ public void show3() throws FileNotFoundException {
+ System.out.println("文件找不到异常....");
+ InputStream in = new FileInputStream("C:/xxx/xxx/xxx.txt");
+ }
+
+ public void show4() {
+ System.out.println("空指针异常.....");
+ String str = null;
+ str.length();
+ }
+
+ public void show5() throws MyException {
+ System.out.println("自定义异常....");
+ throw new MyException();
+ }
+}
diff --git a/Spring/spring_exception_demo/src/main/resources/applicationContext.xml b/Spring/spring_exception_demo/src/main/resources/applicationContext.xml
new file mode 100644
index 0000000..793fb36
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/resources/applicationContext.xml
@@ -0,0 +1,13 @@
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_exception_demo/src/main/resources/log4j.properties b/Spring/spring_exception_demo/src/main/resources/log4j.properties
new file mode 100644
index 0000000..c1aea2f
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/resources/log4j.properties
@@ -0,0 +1,15 @@
+### direct log messages to stdout ###
+log4j.appender.stdout=org.apache.log4j.ConsoleAppender
+log4j.appender.stdout.Target=System.out
+log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
+log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n
+
+### direct messages to file mylog.log ###
+log4j.appender.file=org.apache.log4j.FileAppender
+log4j.appender.file.File=c:/mylog.log
+log4j.appender.file.layout=org.apache.log4j.PatternLayout
+log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n
+
+### set log levels - for more verbose logging change 'info' to 'debug' ###
+
+log4j.rootLogger=info, stdout
diff --git a/Spring/spring_exception_demo/src/main/resources/spring-mvc.xml b/Spring/spring_exception_demo/src/main/resources/spring-mvc.xml
new file mode 100644
index 0000000..6d19a70
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/resources/spring-mvc.xml
@@ -0,0 +1,43 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_exception_demo/src/main/webapp/WEB-INF/web.xml b/Spring/spring_exception_demo/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..434aadc
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,50 @@
+
+
+
+
+
+ CharacterEncodingFilter
+ org.springframework.web.filter.CharacterEncodingFilter
+
+ encoding
+ UTF-8
+
+
+
+ CharacterEncodingFilter
+ /*
+
+
+
+
+
+ contextConfigLocation
+ classpath:applicationContext.xml
+
+
+
+
+
+ org.springframework.web.context.ContextLoaderListener
+
+
+
+
+ DispatcherServlet
+ org.springframework.web.servlet.DispatcherServlet
+
+ contextConfigLocation
+ classpath:spring-mvc.xml
+
+ 2
+
+
+ DispatcherServlet
+ /
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_exception_demo/src/main/webapp/error.jsp b/Spring/spring_exception_demo/src/main/webapp/error.jsp
new file mode 100644
index 0000000..e823e50
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/webapp/error.jsp
@@ -0,0 +1,11 @@
+
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+
+
+ Title
+
+
+ 通用的错误提示页面
+ ${info}
+
+
diff --git a/Spring/spring_exception_demo/src/main/webapp/error1.jsp b/Spring/spring_exception_demo/src/main/webapp/error1.jsp
new file mode 100644
index 0000000..a02f8aa
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/webapp/error1.jsp
@@ -0,0 +1,10 @@
+
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+
+
+ Title
+
+
+ 类型转换异常
+
+
diff --git a/Spring/spring_exception_demo/src/main/webapp/error2.jsp b/Spring/spring_exception_demo/src/main/webapp/error2.jsp
new file mode 100644
index 0000000..296d3bd
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/webapp/error2.jsp
@@ -0,0 +1,10 @@
+
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+
+
+ Title
+
+
+ 自定义异常
+
+
diff --git a/Spring/spring_exception_demo/src/main/webapp/index.jsp b/Spring/spring_exception_demo/src/main/webapp/index.jsp
new file mode 100644
index 0000000..c38169b
--- /dev/null
+++ b/Spring/spring_exception_demo/src/main/webapp/index.jsp
@@ -0,0 +1,5 @@
+
+
+Hello World!
+
+
diff --git a/Spring/spring_interceptor/pom.xml b/Spring/spring_interceptor/pom.xml
new file mode 100644
index 0000000..86ba944
--- /dev/null
+++ b/Spring/spring_interceptor/pom.xml
@@ -0,0 +1,153 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_interceptor
+ war
+
+
+
+ mysql
+ mysql-connector-java
+ 5.1.32
+
+
+ c3p0
+ c3p0
+ 0.9.1.2
+
+
+ com.alibaba
+ druid
+ 1.1.10
+
+
+ junit
+ junit
+ 4.12
+ test
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-test
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-web
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-webmvc
+ 5.0.5.RELEASE
+
+
+ javax.servlet
+ javax.servlet-api
+ 3.0.1
+ provided
+
+
+ javax.servlet.jsp
+ javax.servlet.jsp-api
+ 2.2.1
+ provided
+
+
+ com.fasterxml.jackson.core
+ jackson-core
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-databind
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-annotations
+ 2.9.0
+
+
+ commons-fileupload
+ commons-fileupload
+ 1.3.1
+
+
+ commons-io
+ commons-io
+ 2.3
+
+
+ commons-logging
+ commons-logging
+ 1.2
+
+
+ org.slf4j
+ slf4j-log4j12
+ 1.7.7
+
+
+ log4j
+ log4j
+ 1.2.17
+
+
+ org.springframework
+ spring-jdbc
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-tx
+ 5.0.5.RELEASE
+
+
+ jstl
+ jstl
+ 1.2
+
+
+
+
+
+
+
+
+
+
+ org.apache.tomcat.maven
+ tomcat7-maven-plugin
+ 2.2
+
+ 8080
+
+
+
+
+ org.apache.maven.plugins
+ maven-compiler-plugin
+
+ 7
+ 7
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_interceptor/src/main/java/com/itheima/controller/TargetController.java b/Spring/spring_interceptor/src/main/java/com/itheima/controller/TargetController.java
new file mode 100644
index 0000000..03c7903
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/java/com/itheima/controller/TargetController.java
@@ -0,0 +1,19 @@
+package com.itheima.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.servlet.ModelAndView;
+
+@Controller
+public class TargetController {
+
+ @RequestMapping("/target")
+ public ModelAndView show(ModelAndView modelAndView){
+ System.out.println("目标资源执行...");
+ modelAndView.addObject("name","itcast");
+ modelAndView.setViewName("index.jsp");
+ return modelAndView;
+
+ }
+
+}
diff --git a/Spring/spring_interceptor/src/main/java/com/itheima/interceptor/MyInterceptor1.java b/Spring/spring_interceptor/src/main/java/com/itheima/interceptor/MyInterceptor1.java
new file mode 100644
index 0000000..6b660a5
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/java/com/itheima/interceptor/MyInterceptor1.java
@@ -0,0 +1,38 @@
+package com.itheima.interceptor;
+
+import org.springframework.web.servlet.HandlerInterceptor;
+import org.springframework.web.servlet.ModelAndView;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class MyInterceptor1 implements HandlerInterceptor {
+
+ //在目标方法执行之前 执行
+ @Override
+ public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+ System.out.println("preHandler...");
+ String param = request.getParameter("param");
+ if("yes".equals(param)){
+ return true;
+ }else {
+ //如果返回true代表放行 返回false代表不放行
+ request.getRequestDispatcher("/error.jsp").forward(request,response);
+ return false;
+ }
+
+ }
+
+ //目标方法执行之后 视图对象返回之前执行
+ @Override
+ public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
+ modelAndView.addObject("name","itheima");
+ System.out.println("postHandler...");
+ }
+
+ //在整个流程都执行完毕之后 执行
+ @Override
+ public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
+ System.out.println("afterCompletion...");
+ }
+}
diff --git a/Spring/spring_interceptor/src/main/java/com/itheima/interceptor/MyInterceptor2.java b/Spring/spring_interceptor/src/main/java/com/itheima/interceptor/MyInterceptor2.java
new file mode 100644
index 0000000..86f01cd
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/java/com/itheima/interceptor/MyInterceptor2.java
@@ -0,0 +1,32 @@
+package com.itheima.interceptor;
+
+import org.springframework.web.servlet.HandlerInterceptor;
+import org.springframework.web.servlet.ModelAndView;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class MyInterceptor2 implements HandlerInterceptor {
+
+ //在目标方法执行之前 执行
+ @Override
+ public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+ System.out.println("preHandler222...");
+ return true;
+
+
+ }
+
+ //目标方法执行之后 视图对象返回之前执行
+ @Override
+ public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
+
+ System.out.println("postHandler222...");
+ }
+
+ //在整个流程都执行完毕之后 执行
+ @Override
+ public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
+ System.out.println("afterCompletion222...");
+ }
+}
diff --git a/Spring/spring_interceptor/src/main/resources/jdbc.properties b/Spring/spring_interceptor/src/main/resources/jdbc.properties
new file mode 100644
index 0000000..d8670f0
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/resources/jdbc.properties
@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.jdbc.Driver
+jdbc.url=jdbc:mysql:///spring_jdbc
+jdbc.username=root
+jdbc.password=root
\ No newline at end of file
diff --git a/Spring/spring_interceptor/src/main/resources/spring-mvc.xml b/Spring/spring_interceptor/src/main/resources/spring-mvc.xml
new file mode 100644
index 0000000..a1946a5
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/resources/spring-mvc.xml
@@ -0,0 +1,42 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_interceptor/src/main/webapp/WEB-INF/web.xml b/Spring/spring_interceptor/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..7db12e6
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,34 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ DispatcherServlet
+ org.springframework.web.servlet.DispatcherServlet
+
+ contextConfigLocation
+ classpath:spring-mvc.xml
+
+ 2
+
+
+ DispatcherServlet
+ /
+
+
\ No newline at end of file
diff --git a/Spring/spring_interceptor/src/main/webapp/error.jsp b/Spring/spring_interceptor/src/main/webapp/error.jsp
new file mode 100644
index 0000000..03a2b70
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/webapp/error.jsp
@@ -0,0 +1,18 @@
+<%--
+ Created by IntelliJ IDEA.
+ User: Administrator
+ Date: 2022/4/12
+ Time: 16:23
+ To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+
+
+ error
+
+
+
+error
+
+
+
diff --git a/Spring/spring_interceptor/src/main/webapp/index.jsp b/Spring/spring_interceptor/src/main/webapp/index.jsp
new file mode 100644
index 0000000..6a0321d
--- /dev/null
+++ b/Spring/spring_interceptor/src/main/webapp/index.jsp
@@ -0,0 +1,15 @@
+<%@ page language="java" contentType="text/html; charset=UTF-8"
+ pageEncoding="UTF-8"%>
+
+
+
+
+主页
+
+
+
+Hello World! ${name}
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc/pom.xml b/Spring/spring_ioc/pom.xml
new file mode 100644
index 0000000..1eb3aaf
--- /dev/null
+++ b/Spring/spring_ioc/pom.xml
@@ -0,0 +1,37 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_ioc
+ war
+
+
+
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+
+
+ junit
+ junit
+ 4.11
+ com.itheima.test
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/dao/UserDao.java b/Spring/spring_ioc/src/main/java/com/itheima/dao/UserDao.java
new file mode 100644
index 0000000..f175145
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/dao/UserDao.java
@@ -0,0 +1,7 @@
+package com.itheima.dao;
+
+public interface UserDao {
+
+ public void save();
+
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/dao/impl/UserDaoImpl.java b/Spring/spring_ioc/src/main/java/com/itheima/dao/impl/UserDaoImpl.java
new file mode 100644
index 0000000..d9d2ce3
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/dao/impl/UserDaoImpl.java
@@ -0,0 +1,66 @@
+package com.itheima.dao.impl;
+
+import com.itheima.dao.UserDao;
+import com.itheima.domain.User;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+
+public class UserDaoImpl implements UserDao {
+
+ private List strList;
+ private Map userMap;
+ private Properties properties;
+
+
+ public void setStrList(List strList) {
+ this.strList = strList;
+ }
+
+ public void setUserMap(Map userMap) {
+ this.userMap = userMap;
+ }
+
+ public void setProperties(Properties properties) {
+ this.properties = properties;
+ }
+
+ private String username;
+ private int age;
+
+ public void setUsername(String username) {
+ this.username = username;
+ }
+
+ public void setAge(int age) {
+ this.age = age;
+ }
+
+ //复写无参构造，测试scope属性的创建时机
+// public UserDaoImpl() {
+//
+// System.out.println("UserDaoImpl创建...");
+// }
+
+// public void init(){
+// System.out.println("初始化方法...");
+// }
+//
+// public void destroy(){
+// System.out.println("销毁方法...");
+// }
+
+ public void save(){
+
+// System.out.println(username+"======"+age);
+
+ System.out.println(strList);
+ System.out.println(userMap);
+ System.out.println(properties);
+
+ System.out.println("save running。。。");
+ }
+
+
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/demo/UserController.java b/Spring/spring_ioc/src/main/java/com/itheima/demo/UserController.java
new file mode 100644
index 0000000..2597091
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/demo/UserController.java
@@ -0,0 +1,31 @@
+package com.itheima.demo;
+
+import com.itheima.service.UserService;
+import com.itheima.service.impl.UserServiceImpl;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.context.support.FileSystemXmlApplicationContext;
+
+public class UserController {
+
+
+ public static void main(String[] args) {
+ //使用类加载路径进行加载文件根目录下的xml文件，resource目录下的就是
+ //ApplicationContext app=new ClassPathXmlApplicationContext("applicationContext.xml");
+ //从磁盘路径进行加载
+ ApplicationContext app=new FileSystemXmlApplicationContext("E:\\self_example\\Spring\\spring_ioc\\src\\main\\resources\\applicationContext.xml");
+
+ //根据id获取,允许多个类相同id不同的类加载路径
+ //UserService userService = (UserService) app.getBean("userService");
+ //不允许出现多个类型相同的
+ UserService userService = app.getBean(UserService.class);
+
+ //只有从spring的容器方法才能获取到依赖注入
+ userService.save();
+
+
+ }
+
+
+
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/demo/UserDaoDemo.java b/Spring/spring_ioc/src/main/java/com/itheima/demo/UserDaoDemo.java
new file mode 100644
index 0000000..63ccc63
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/demo/UserDaoDemo.java
@@ -0,0 +1,20 @@
+package com.itheima.demo;
+
+import com.itheima.dao.UserDao;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class UserDaoDemo {
+
+
+ public static void main(String[] args) {
+
+ //获取spring容器中的context
+ ApplicationContext app = new ClassPathXmlApplicationContext("applicationContext.xml");
+
+ UserDao userDao = (UserDao) app.getBean("userDao");
+ userDao.save();
+
+
+ }
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/domain/User.java b/Spring/spring_ioc/src/main/java/com/itheima/domain/User.java
new file mode 100644
index 0000000..a1f43e6
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/domain/User.java
@@ -0,0 +1,33 @@
+package com.itheima.domain;
+
+import javax.print.DocFlavor;
+
+public class User {
+
+ private String name;
+ private String addr;
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public String getAddr() {
+ return addr;
+ }
+
+ public void setAddr(String addr) {
+ this.addr = addr;
+ }
+
+ @Override
+ public String toString() {
+ return "User{" +
+ "name='" + name + '\'' +
+ ", addr='" + addr + '\'' +
+ '}';
+ }
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/factory/DynamicFactory.java b/Spring/spring_ioc/src/main/java/com/itheima/factory/DynamicFactory.java
new file mode 100644
index 0000000..c414a59
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/factory/DynamicFactory.java
@@ -0,0 +1,15 @@
+package com.itheima.factory;
+
+import com.itheima.dao.UserDao;
+import com.itheima.dao.impl.UserDaoImpl;
+
+public class DynamicFactory {
+
+
+ //由于不是静态的,所以需要先创建DynamicFactory对象，在调用该方法
+ //使用动态实例方法返回dao层对象
+ public UserDao getUserDao(){
+ return new UserDaoImpl();
+ }
+
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/factory/StaticFactory.java b/Spring/spring_ioc/src/main/java/com/itheima/factory/StaticFactory.java
new file mode 100644
index 0000000..9e8da2c
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/factory/StaticFactory.java
@@ -0,0 +1,13 @@
+package com.itheima.factory;
+
+import com.itheima.dao.UserDao;
+import com.itheima.dao.impl.UserDaoImpl;
+
+public class StaticFactory {
+
+ //使用静态方法返回dao层对象
+ public static UserDao getUserDao(){
+ return new UserDaoImpl();
+ }
+
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/service/UserService.java b/Spring/spring_ioc/src/main/java/com/itheima/service/UserService.java
new file mode 100644
index 0000000..b35d7f4
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/service/UserService.java
@@ -0,0 +1,6 @@
+package com.itheima.service;
+
+public interface UserService {
+
+ public void save();
+}
diff --git a/Spring/spring_ioc/src/main/java/com/itheima/service/impl/UserServiceImpl.java b/Spring/spring_ioc/src/main/java/com/itheima/service/impl/UserServiceImpl.java
new file mode 100644
index 0000000..394b801
--- /dev/null
+++ b/Spring/spring_ioc/src/main/java/com/itheima/service/impl/UserServiceImpl.java
@@ -0,0 +1,33 @@
+package com.itheima.service.impl;
+
+import com.itheima.dao.UserDao;
+import com.itheima.service.UserService;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class UserServiceImpl implements UserService {
+
+
+ private UserDao userDao;
+
+
+// //使用set方法进行依赖注入
+// public void setUserDao(UserDao userDao){
+// this.userDao=userDao;
+// }
+
+
+ public UserServiceImpl() {
+ }
+
+ //使用有参构造完成依赖注入
+ public UserServiceImpl(UserDao userDao) {
+ this.userDao = userDao;
+ }
+
+ public void save() {
+// ClassPathXmlApplicationContext app = new ClassPathXmlApplicationContext("applicationContext.xml");
+//
+// UserDao userDao = (UserDao) app.getBean("userDao");
+ userDao.save();
+ }
+}
diff --git a/Spring/spring_ioc/src/main/resources/applicationContext-product.xml b/Spring/spring_ioc/src/main/resources/applicationContext-product.xml
new file mode 100644
index 0000000..142def2
--- /dev/null
+++ b/Spring/spring_ioc/src/main/resources/applicationContext-product.xml
@@ -0,0 +1,6 @@
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc/src/main/resources/applicationContext-user.xml b/Spring/spring_ioc/src/main/resources/applicationContext-user.xml
new file mode 100644
index 0000000..142def2
--- /dev/null
+++ b/Spring/spring_ioc/src/main/resources/applicationContext-user.xml
@@ -0,0 +1,6 @@
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc/src/main/resources/applicationContext.xml b/Spring/spring_ioc/src/main/resources/applicationContext.xml
new file mode 100644
index 0000000..cf72b8a
--- /dev/null
+++ b/Spring/spring_ioc/src/main/resources/applicationContext.xml
@@ -0,0 +1,74 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ aaa
+ bbb
+ ccc
+
+
+
+
+
+
+
+
+
+ ppp1
+ ppp2
+ ppp3
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc/src/main/webapp/WEB-INF/web.xml b/Spring/spring_ioc/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..d80081d
--- /dev/null
+++ b/Spring/spring_ioc/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,6 @@
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc/src/test/java/com/itheima/test/SpringTest.java b/Spring/spring_ioc/src/test/java/com/itheima/test/SpringTest.java
new file mode 100644
index 0000000..23084a1
--- /dev/null
+++ b/Spring/spring_ioc/src/test/java/com/itheima/test/SpringTest.java
@@ -0,0 +1,38 @@
+package com.itheima.test;
+
+import com.itheima.dao.UserDao;
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class SpringTest {
+
+
+ @Test
+ //测试scope属性:
+ public void test1(){
+
+ //获取spring容器中的context
+ ClassPathXmlApplicationContext app = new ClassPathXmlApplicationContext("applicationContext.xml");
+
+ UserDao userDao1 = (UserDao) app.getBean("userDao");
+ UserDao userDao2 = (UserDao) app.getBean("userDao");
+
+ //scope="singleton"
+// System.out.println(userDao1); //com.itheima.dao.impl.UserDaoImpl@711f39f9
+// System.out.println(userDao2); //com.itheima.dao.impl.UserDaoImpl@711f39f9
+
+ //scope="protoType"
+ System.out.println(userDao1); //com.itheima.dao.impl.UserDaoImpl@4f063c0a
+ System.out.println(userDao2); //com.itheima.dao.impl.UserDaoImpl@1e6d1014
+// app.close();
+
+
+
+ }
+
+
+
+
+
+}
diff --git a/Spring/spring_ioc_anno/pom.xml b/Spring/spring_ioc_anno/pom.xml
new file mode 100644
index 0000000..41a7f06
--- /dev/null
+++ b/Spring/spring_ioc_anno/pom.xml
@@ -0,0 +1,64 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_ioc_anno
+ war
+
+
+
+ mysql
+ mysql-connector-java
+ 5.1.32
+
+
+
+ c3p0
+ c3p0
+ 0.9.1.2
+
+
+
+ com.alibaba
+ druid
+ 1.1.12
+
+
+
+ junit
+ junit
+ 4.12
+ com.itheima.test
+
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-com.itheima.test
+ 5.0.5.RELEASE
+
+
+ org.springframework
+ spring-test
+ 5.2.2.RELEASE
+ test
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc_anno/src/main/webapp/WEB-INF/web.xml b/Spring/spring_ioc_anno/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..d80081d
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,6 @@
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/config/DataSourceConfiguration.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/config/DataSourceConfiguration.java
new file mode 100644
index 0000000..c9e057c
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/config/DataSourceConfiguration.java
@@ -0,0 +1,37 @@
+package com.itheima.config;
+
+import com.mchange.v2.c3p0.ComboPooledDataSource;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.PropertySource;
+
+import javax.sql.DataSource;
+import java.beans.PropertyVetoException;
+
+//
+//
+@PropertySource("classpath:jdbc.properties")
+public class DataSourceConfiguration {
+
+ @Value("${jdbc.driver}")
+ private String driver;
+ @Value("${jdbc.url}")
+ private String url;
+ @Value("${jdbc.username}")
+ private String username;
+ @Value("${jdbc.password}")
+ private String password;
+
+ @Bean("dataSource") //Spring会将当前方法的返回值以指定名称存储到Spring容器中
+ public DataSource getDataSource() throws PropertyVetoException {
+
+ ComboPooledDataSource dataSource=new ComboPooledDataSource();
+ dataSource.setDriverClass(driver);
+ dataSource.setJdbcUrl(url);
+ dataSource.setUser(username);
+ dataSource.setPassword(password);
+
+ return dataSource;
+
+ }
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/config/SpringConfiguration.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/config/SpringConfiguration.java
new file mode 100644
index 0000000..18d87f8
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/config/SpringConfiguration.java
@@ -0,0 +1,26 @@
+package com.itheima.config;
+
+
+import com.mchange.v2.c3p0.ComboPooledDataSource;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.*;
+
+import javax.sql.DataSource;
+import java.beans.PropertyVetoException;
+
+//标志该类是Spring的核心配置类
+
+//
+//
+//
+@Configuration
+@ComponentScan("com.itheima")
+// 引入其他分的核心配置文件
+@Import(DataSourceConfiguration.class)
+//@Import({{DataSourceConfiguration.class,xx.class})引入多个的方式
+public class SpringConfiguration {
+
+
+
+
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/dao/UserDao.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/dao/UserDao.java
new file mode 100644
index 0000000..788f6a6
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/dao/UserDao.java
@@ -0,0 +1,7 @@
+package com.itheima.dao;
+
+public interface UserDao {
+
+
+ public void save();
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/dao/impl/UserDaoImpl.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/dao/impl/UserDaoImpl.java
new file mode 100644
index 0000000..9347dd5
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/dao/impl/UserDaoImpl.java
@@ -0,0 +1,21 @@
+package com.itheima.dao.impl;
+
+import com.itheima.dao.UserDao;
+import org.springframework.stereotype.Component;
+import org.springframework.stereotype.Repository;
+
+
+//
+//@Component("userDao")
+@Repository("userDao")
+public class UserDaoImpl implements UserDao {
+
+
+ public void save() {
+
+ System.out.println("save running 。。。");
+ }
+
+
+
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/service/UserService.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/service/UserService.java
new file mode 100644
index 0000000..b35d7f4
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/service/UserService.java
@@ -0,0 +1,6 @@
+package com.itheima.service;
+
+public interface UserService {
+
+ public void save();
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/service/impl/UserServiceImpl.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/service/impl/UserServiceImpl.java
new file mode 100644
index 0000000..e75106b
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/service/impl/UserServiceImpl.java
@@ -0,0 +1,56 @@
+package com.itheima.service.impl;
+
+import com.itheima.dao.UserDao;
+import com.itheima.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Scope;
+import org.springframework.stereotype.Component;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.PostConstruct;
+import javax.annotation.PreDestroy;
+import javax.annotation.Resource;
+
+
+//
+//@Component("userService")
+@Service("userService")
+//@Scope("prototype")
+public class UserServiceImpl implements UserService {
+
+ //可以从Spring容器中获取driver
+ @Value("${jdbc.driver}")
+ private String driver;
+
+
+ //
+// @Autowired //单独写这个,不写Qualifier则单独按照数据类型从Spring容器中进行配置;但是如果UserDao存在多个则无法单独使用
+// @Qualifier("userDao") //Qualifier是按照id值从容器中进行匹配的，但是主要此处Qualifier结合Autowired一起使用
+ @Resource(name="userDao") //相当于@Autowired+@Qualifier
+ //使用注解方式,set方法可以省掉不写
+ private UserDao userDao;
+
+// public void setUserDao(UserDao userDao) {
+// this.userDao = userDao;
+// }
+
+ public void save() {
+ System.out.println(driver);
+ userDao.save();
+
+ }
+
+ @PostConstruct
+ public void init(){
+ System.out.println("Service对象的初始化方法");
+ }
+
+ @PreDestroy
+ public void destroy(){
+ System.out.println("Service对象的销毁方法");
+ }
+
+
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/test/DataSourceTest.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/test/DataSourceTest.java
new file mode 100644
index 0000000..50ae210
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/test/DataSourceTest.java
@@ -0,0 +1,93 @@
+package com.itheima.test;
+
+import com.alibaba.druid.pool.DruidDataSource;
+import com.alibaba.druid.pool.DruidPooledConnection;
+import com.mchange.v2.c3p0.ComboPooledDataSource;
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+import javax.sql.DataSource;
+import java.beans.PropertyVetoException;
+import java.sql.Connection;
+import java.util.ResourceBundle;
+
+public class DataSourceTest {
+
+ @Test
+ //测试Spring容器产生数据源对象
+ public void test4() throws Exception {
+ ApplicationContext app=new ClassPathXmlApplicationContext("applicationContext.xml");
+
+ DataSource dataSource = app.getBean(DataSource.class);
+ Connection connection = dataSource.getConnection();
+ System.out.println(connection);
+ connection.close();
+
+ }
+
+
+ @Test
+ //测试手动创建c3p0数据源(通过加载properties配置文件)
+ public void test3() throws Exception {
+
+ //读取配置文件
+ ResourceBundle resourceBundle=ResourceBundle.getBundle("jdbc"); //这里的路径相当于是类加载路径下
+
+ String driver=resourceBundle.getString("jdbc.driver");
+ String url=resourceBundle.getString("jdbc.url");
+ String username=resourceBundle.getString("jdbc.username");
+ String password=resourceBundle.getString("jdbc.password");
+
+ //创建数据源对象,设置连接参数
+ ComboPooledDataSource dataSource=new ComboPooledDataSource();
+ dataSource.setDriverClass(driver);
+ dataSource.setJdbcUrl(url);
+ dataSource.setUser(username);
+ dataSource.setPassword(password);
+
+ Connection connection = dataSource.getConnection();
+ connection.close();
+ System.out.println(connection);
+
+ }
+
+
+ @Test
+ //测试手动创建druid数据源
+ public void test2() throws Exception{
+ DruidDataSource druidDataSource=new DruidDataSource();
+ druidDataSource.setDriverClassName("com.mysql.jdbc.Driver");
+ druidDataSource.setUrl("jdbc:mysql:///db1?useSSL=false");
+ druidDataSource.setUsername("root");
+ druidDataSource.setPassword("root");
+
+ DruidPooledConnection connection = druidDataSource.getConnection();
+ System.out.println(connection);
+
+ connection.close();
+
+
+ }
+
+
+
+ @Test
+ //测试手动创建c3p0数据源
+ public void test1() throws Exception {
+ ComboPooledDataSource dataSource=new ComboPooledDataSource();
+
+ dataSource.setDriverClass("com.mysql.jdbc.Driver");
+
+ dataSource.setJdbcUrl("jdbc:mysql:///db1?useSSL=false");
+ dataSource.setUser("root");
+ dataSource.setPassword("root");
+
+ //获取资源
+ Connection connection = dataSource.getConnection();
+ System.out.println(connection);
+ connection.close();
+ }
+
+
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/test/SpringJunitTest.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/test/SpringJunitTest.java
new file mode 100644
index 0000000..0c61bb4
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/test/SpringJunitTest.java
@@ -0,0 +1,36 @@
+package com.itheima.test;
+
+
+import com.itheima.config.SpringConfiguration;
+import com.itheima.service.UserService;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import javax.sql.DataSource;
+import java.sql.SQLException;
+
+//使用spring继承junit进行测试
+@RunWith(SpringJUnit4ClassRunner.class)
+
+//@ContextConfiguration(value = "classpath:applicationContext.xml") 使用配置文件的方式
+@ContextConfiguration(classes = {SpringConfiguration.class}) //使用全注解方式
+public class SpringJunitTest {
+
+
+ @Autowired
+ private UserService userService;
+
+ @Autowired
+ private DataSource dataSource;
+
+ @Test
+ public void test1() throws SQLException {
+ userService.save();
+ System.out.println(dataSource.getConnection());
+ }
+
+
+}
diff --git a/Spring/spring_ioc_anno/src/test/java/com/itheima/web/UserController.java b/Spring/spring_ioc_anno/src/test/java/com/itheima/web/UserController.java
new file mode 100644
index 0000000..f5ec8b2
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/java/com/itheima/web/UserController.java
@@ -0,0 +1,25 @@
+package com.itheima.web;
+
+import com.itheima.config.SpringConfiguration;
+import com.itheima.service.UserService;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class UserController {
+
+
+ public static void main(String[] args) {
+
+ //ClassPathXmlApplicationContext app=new ClassPathXmlApplicationContext("applicationContext.xml");
+ //注解方式加载核心配置类
+ ApplicationContext app=new AnnotationConfigApplicationContext(SpringConfiguration.class);
+
+ UserService userService = app.getBean(UserService.class);
+ userService.save();
+
+
+ }
+
+
+}
diff --git a/Spring/spring_ioc_anno/src/test/resources/applicationContext.xml b/Spring/spring_ioc_anno/src/test/resources/applicationContext.xml
new file mode 100644
index 0000000..2fb81f3
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/resources/applicationContext.xml
@@ -0,0 +1,30 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_ioc_anno/src/test/resources/jdbc.properties b/Spring/spring_ioc_anno/src/test/resources/jdbc.properties
new file mode 100644
index 0000000..d925cca
--- /dev/null
+++ b/Spring/spring_ioc_anno/src/test/resources/jdbc.properties
@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.jdbc.Driver
+jdbc.url=jdbc:mysql://localhost:3306/db1
+jdbc.username=root
+jdbc.password=root
\ No newline at end of file
diff --git a/Spring/spring_jdbc/pom.xml b/Spring/spring_jdbc/pom.xml
new file mode 100644
index 0000000..0e08b18
--- /dev/null
+++ b/Spring/spring_jdbc/pom.xml
@@ -0,0 +1,134 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_jdbc
+ war
+
+
+
+ mysql
+ mysql-connector-java
+ 5.1.32
+
+
+
+ c3p0
+ c3p0
+ 0.9.1.2
+
+
+
+ com.alibaba
+ druid
+ 1.1.12
+
+
+
+ junit
+ junit
+ 4.12
+ test
+
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-test
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-web
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-webmvc
+ 5.0.5.RELEASE
+
+
+
+ javax.servlet
+ javax.servlet-api
+ 3.0.1
+ provided
+
+
+
+ javax.servlet.jsp
+ javax.servlet.jsp-api
+ 2.2.1
+ provided
+
+
+
+ com.alibaba
+ fastjson
+ 1.2.62
+
+
+
+
+ com.fasterxml.jackson.core
+ jackson-core
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-databind
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-annotations
+ 2.9.0
+
+
+
+
+ commons-fileupload
+ commons-fileupload
+ 1.3.1
+
+
+ commons-io
+ commons-io
+ 2.4
+
+
+
+
+
+ org.springframework
+ spring-jdbc
+ 5.0.5.RELEASE
+
+
+
+ org.springframework
+ spring-tx
+ 5.0.5.RELEASE
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_jdbc/src/main/webapp/WEB-INF/web.xml b/Spring/spring_jdbc/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..d80081d
--- /dev/null
+++ b/Spring/spring_jdbc/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,6 @@
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_jdbc/src/test/java/com/itheima/domain/Account.java b/Spring/spring_jdbc/src/test/java/com/itheima/domain/Account.java
new file mode 100644
index 0000000..22997fb
--- /dev/null
+++ b/Spring/spring_jdbc/src/test/java/com/itheima/domain/Account.java
@@ -0,0 +1,33 @@
+package com.itheima.domain;
+
+public class Account {
+
+ private String name;
+ private int money;
+
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public int getMoney() {
+ return money;
+ }
+
+ public void setMoney(int money) {
+ this.money = money;
+ }
+
+
+ @Override
+ public String toString() {
+ return "Account{" +
+ "name='" + name + '\'' +
+ ", money=" + money +
+ '}';
+ }
+}
diff --git a/Spring/spring_jdbc/src/test/java/com/itheima/test/JdbcTemplateCRUDTest.java b/Spring/spring_jdbc/src/test/java/com/itheima/test/JdbcTemplateCRUDTest.java
new file mode 100644
index 0000000..84560d1
--- /dev/null
+++ b/Spring/spring_jdbc/src/test/java/com/itheima/test/JdbcTemplateCRUDTest.java
@@ -0,0 +1,65 @@
+package com.itheima.test;
+
+
+import com.itheima.domain.Account;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.jdbc.core.BeanPropertyRowMapper;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import java.util.List;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration("classpath:applicationContext.xml")
+public class JdbcTemplateCRUDTest {
+
+ @Autowired
+ private JdbcTemplate jdbcTemplate;
+
+
+ @Test
+ public void testUpdate(){
+ jdbcTemplate.update("update account set money=? where name =?" ,10000,"tom");
+
+ }
+
+ @Test
+ public void testDelete(){
+ jdbcTemplate.update("delete from account where name =?" ,"tom");
+
+ }
+
+ @Test
+ public void testSelectAll(){
+ //自动封装
+ List query = jdbcTemplate.query("select * from account", new BeanPropertyRowMapper(Account.class));
+
+ System.out.println(query);
+
+ }
+
+ @Test
+ public void testSelectOne(){
+ //自动封装
+ Account tom = jdbcTemplate.queryForObject("select * from account where name=?", new BeanPropertyRowMapper(Account.class), "tom");
+
+ System.out.println(tom);
+
+ }
+
+ @Test
+ public void testSelectCount(){
+ //自动封装
+ Long count = jdbcTemplate.queryForObject("select count(*) from account", Long.class);
+
+
+ System.out.println(count);
+
+ }
+
+
+
+}
diff --git a/Spring/spring_jdbc/src/test/java/com/itheima/test/JdbcTemplateTest.java b/Spring/spring_jdbc/src/test/java/com/itheima/test/JdbcTemplateTest.java
new file mode 100644
index 0000000..a58b8e6
--- /dev/null
+++ b/Spring/spring_jdbc/src/test/java/com/itheima/test/JdbcTemplateTest.java
@@ -0,0 +1,47 @@
+package com.itheima.test;
+
+import com.mchange.v2.c3p0.ComboPooledDataSource;
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.jdbc.core.JdbcTemplate;
+
+public class JdbcTemplateTest {
+
+ @Test
+ //测试JdbcTemplate开发步骤
+ public void test1() throws Exception {
+
+ //创建数据源对象
+ ComboPooledDataSource dataSource=new ComboPooledDataSource();
+ dataSource.setDriverClass("com.mysql.jdbc.Driver");
+ dataSource.setJdbcUrl("jdbc:mysql:///spring_jdbc");
+ dataSource.setUser("root");
+ dataSource.setPassword("root");
+
+ JdbcTemplate jdbcTemplate = new JdbcTemplate();
+ //设置数据源对象 知道数据库在哪
+ jdbcTemplate.setDataSource(dataSource);
+ //执行操作
+ int row = jdbcTemplate.update("insert into account values (?,?)", "tom", 5000);
+ System.out.println(row);
+
+ }
+
+ @Test
+ //测试spring产生JdbcTemplate开发步骤
+ public void test2() throws Exception {
+
+ //创建数据源对象
+ ApplicationContext app = new ClassPathXmlApplicationContext("applicationContext.xml");
+ JdbcTemplate jdbcTemplate = app.getBean(JdbcTemplate.class);
+
+ //执行操作
+ int row = jdbcTemplate.update("insert into account values (?,?)", "wangwu", 5000);
+ System.out.println(row);
+
+ }
+
+
+
+}
diff --git a/Spring/spring_jdbc/src/test/resources/applicationContext.xml b/Spring/spring_jdbc/src/test/resources/applicationContext.xml
new file mode 100644
index 0000000..d3f90ba
--- /dev/null
+++ b/Spring/spring_jdbc/src/test/resources/applicationContext.xml
@@ -0,0 +1,24 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_jdbc/src/test/resources/jdbc.properties b/Spring/spring_jdbc/src/test/resources/jdbc.properties
new file mode 100644
index 0000000..d8670f0
--- /dev/null
+++ b/Spring/spring_jdbc/src/test/resources/jdbc.properties
@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.jdbc.Driver
+jdbc.url=jdbc:mysql:///spring_jdbc
+jdbc.username=root
+jdbc.password=root
\ No newline at end of file
diff --git a/Spring/spring_mvc/pom.xml b/Spring/spring_mvc/pom.xml
new file mode 100644
index 0000000..d454121
--- /dev/null
+++ b/Spring/spring_mvc/pom.xml
@@ -0,0 +1,120 @@
+
+
+
+ Spring
+ com.itheima
+ 1.0-SNAPSHOT
+
+ 4.0.0
+
+ spring_mvc
+ war
+
+
+
+ mysql
+ mysql-connector-java
+ 5.1.32
+
+
+
+ c3p0
+ c3p0
+ 0.9.1.2
+
+
+
+ com.alibaba
+ druid
+ 1.1.12
+
+
+
+ junit
+ junit
+ 4.12
+ com.itheima.test
+
+
+
+ org.springframework
+ spring-context
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-com.itheima.test
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-web
+ 5.0.5.RELEASE
+
+
+
+
+ org.springframework
+ spring-webmvc
+ 5.0.5.RELEASE
+
+
+
+ javax.servlet
+ javax.servlet-api
+ 3.0.1
+ provided
+
+
+
+ javax.servlet.jsp
+ javax.servlet.jsp-api
+ 2.2.1
+ provided
+
+
+
+ com.alibaba
+ fastjson
+ 1.2.62
+
+
+
+
+ com.fasterxml.jackson.core
+ jackson-core
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-databind
+ 2.9.0
+
+
+ com.fasterxml.jackson.core
+ jackson-annotations
+ 2.9.0
+
+
+
+
+ commons-fileupload
+ commons-fileupload
+ 1.3.1
+
+
+ commons-io
+ commons-io
+ 2.4
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/controller/UserController.java b/Spring/spring_mvc/src/main/java/com/itheima/controller/UserController.java
new file mode 100644
index 0000000..802994a
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/controller/UserController.java
@@ -0,0 +1,283 @@
+package com.itheima.controller;
+
+import com.alibaba.fastjson.JSON;
+import com.itheima.domain.User;
+import com.itheima.domain.VO;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.servlet.ModelAndView;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+import java.io.File;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Date;
+import java.util.List;
+
+@Controller
+@RequestMapping("/user")
+public class UserController {
+
+ //请求地址 http://localhost:80/user/quick
+ //配置params表示访问该内容时必须携带该参数比如username
+ @RequestMapping(value = "/quick", method = RequestMethod.GET, params = {"username"})
+ public String save() {
+ System.out.println("Controller save running。。。");
+ //前缀使用redirect，表示重定向；地址会改变；forward表示转发，地址不会发生改变(默认是转发)
+ return "success";
+ }
+
+ //返回一个视图
+ @RequestMapping(value = "/quick2")
+ public ModelAndView save2() {
+ /**
+ * model:模型 作用：封装数据
+ * view:视图 作用：显示数据
+ */
+
+ ModelAndView modelAndView = new ModelAndView();
+
+ //设置模型数据
+ modelAndView.addObject("username", "itcast");
+ //设置视图名称
+ modelAndView.setViewName("success");
+ return modelAndView;
+ }
+
+ //注入思想，返回视图; 返回一个视图
+ @RequestMapping(value = "/quick3")
+ public ModelAndView save3(ModelAndView modelAndView) {
+ /**
+ * model:模型 作用：封装数据
+ * view:视图 作用：显示数据
+ */
+
+ //设置模型数据
+ modelAndView.addObject("username", "itcast");
+ //设置视图名称
+ modelAndView.setViewName("success");
+ return modelAndView;
+ }
+
+
+ //注入思想，返回视图; 返回一个视图
+ @RequestMapping(value = "/quick4")
+ public String save4(Model model) {
+
+ model.addAttribute("username", "博学谷");
+ return "success";
+ }
+
+ //注入思想，返回视图; 返回一个视图
+ @RequestMapping(value = "/quick5")
+ public String save5(HttpServletRequest request) {
+ request.setAttribute("username", "粗定于");
+ return "success";
+ }
+
+ //回写数据
+ @RequestMapping(value = "/quick6")
+ public void save6(HttpServletResponse response) throws Exception {
+ response.getWriter().print("1111");
+ }
+
+
+ //回显数据;
+ @RequestMapping(value = "/quick7")
+ @ResponseBody //@ResponseBody 告诉框架直接进行回写（数据响应），不进行跳转
+ public String save7() throws Exception {
+ return "hello itheima";
+ }
+
+
+ //回显数据;
+ @RequestMapping(value = "/quick8")
+ @ResponseBody //@ResponseBody 告诉框架直接进行回写（数据响应），不进行跳转
+ public String save8() throws Exception {
+ return "{\"username\":\"zhangsan\",\"age\":18}";
+ }
+
+
+ //回显数据;
+ @RequestMapping(value = "/quick9")
+ @ResponseBody //@ResponseBody 告诉框架直接进行回写（数据响应），不进行跳转
+ public String save9() throws Exception {
+ User user = new User();
+ user.setUsername("lisi");
+ user.setAge(30);
+ //使用json转换工具,将对象转为json
+ String jsonString = JSON.toJSONString(user);
+
+ return jsonString;
+ }
+
+ //回显数据;
+ @RequestMapping(value = "/quick10")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public User save10() throws Exception {
+ User user = new User();
+ user.setUsername("lisi");
+ user.setAge(32);
+
+ //使用json转换工具,将对象转为json
+ //String jsonString = JSON.toJSONString(user);
+
+ return user;
+ }
+
+ //获取请求参数 基本类型
+ @RequestMapping(value = "/quick11")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save11(String username, int age) throws Exception {
+ System.out.println(username);
+ System.out.println(age);
+
+ }
+
+ //获取请求参数 pojo类型
+ @RequestMapping(value = "/quick12")
+ @ResponseBody //访问：http://localhost/spring_mvc_war_exploded/user/quick12?username=zhangsan&age=19
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save12(User user) throws Exception {
+ System.out.println(user);
+ }
+
+ //获取请求参数 数组类型
+ @RequestMapping(value = "/quick13")
+ @ResponseBody //访问：http://localhost/spring_mvc_war_exploded/user/quick13?strs=aaa&strs=bbb&strs=ccc
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save13(String[] strs) throws Exception {
+ System.out.println(Arrays.asList(strs));
+ }
+
+
+ //获取请求参数 集合类型
+ @RequestMapping(value = "/quick14")
+ @ResponseBody //http://localhost/spring_mvc_war_exploded/form.jsp
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save14(VO vo) throws Exception {
+ System.out.println(vo);
+ }
+
+
+ //获取请求参数 json类型
+ @RequestMapping(value = "/quick15")
+ @ResponseBody //http://localhost/spring_mvc_war_exploded/ajax.jsp
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save15(@RequestBody List userList) throws Exception {
+ System.out.println(userList);
+ }
+
+
+ //获取请求参数名称问题
+ @RequestMapping(value = "/quick16")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save16(@RequestParam(value = "name", required = false, defaultValue = "itcast") String username) throws Exception {
+ System.out.println(username);
+ }
+
+
+ //获取Restful请求参数名称问题
+ @RequestMapping(value = "/quick17/{username}")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save17(@PathVariable("username") String username) throws Exception {
+ System.out.println(username);
+ }
+
+ //自定义转换器
+ @RequestMapping(value = "/quick18")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save18(Date date) throws Exception {
+ System.out.println(date);
+ }
+
+
+ //获取servlet相关API
+ @RequestMapping(value = "/quick19")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save19(HttpServletRequest request, HttpServletResponse response, HttpSession session) throws Exception {
+ System.out.println(request);
+ System.out.println(response);
+ System.out.println(session);
+ }
+
+ //获取请求头
+ @RequestMapping(value = "/quick20")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save20(@RequestHeader(value = "User-Agent", required = false) String user_agent) throws Exception {
+ System.out.println(user_agent);
+
+ }
+
+ //获取请求头中cookie的值
+ @RequestMapping(value = "/quick21")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save21(@CookieValue(value = "JSESSIONID") String jsessionId) throws Exception {
+ System.out.println(jsessionId);
+
+ }
+
+ //文件上传的获取
+ @RequestMapping(value = "/quick22")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save22(String username, MultipartFile uploadFile) throws Exception {
+ System.out.println(username);
+ System.out.println(uploadFile);
+ //获得上传文件的名称
+ String originalFilename = uploadFile.getOriginalFilename();
+ //存储上传文件(后续存储在服务器上)
+ uploadFile.transferTo(new File("F:\\java_spring\\第3阶段—Java开发框架\\3、SSM框架Spring+SpringMVC+MyBatis全覆盖_S S M整合\\资料-SS M框架Spring+SpringMVC+MyBatis全覆盖" +
+ "\\4.第四天资料\\素材\\upload/" + originalFilename));
+ }
+
+
+ //多个文件上传的获取
+ @RequestMapping(value = "/quick23")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save23(String username, MultipartFile uploadFile1,MultipartFile uploadFile2) throws Exception {
+ System.out.println(username);
+ System.out.println(uploadFile1);
+ System.out.println(uploadFile2);
+ //获得上传文件的名称
+ String originalFilename1 = uploadFile1.getOriginalFilename();
+ String originalFilename2 = uploadFile2.getOriginalFilename();
+ //存储上传文件(后续存储在服务器上)
+ uploadFile1.transferTo(new File("F:\\java_spring\\第3阶段—Java开发框架\\3、SSM框架Spring+SpringMVC+MyBatis全覆盖_S S M整合\\资料-SS M框架Spring+SpringMVC+MyBatis全覆盖" +
+ "\\4.第四天资料\\素材\\upload/" + originalFilename1));
+ uploadFile2.transferTo(new File("F:\\java_spring\\第3阶段—Java开发框架\\3、SSM框架Spring+SpringMVC+MyBatis全覆盖_S S M整合\\资料-SS M框架Spring+SpringMVC+MyBatis全覆盖" +
+ "\\4.第四天资料\\素材\\upload/" + originalFilename2));
+ }
+
+
+ //多个文件上传的获取
+ @RequestMapping(value = "/quick24")
+ @ResponseBody
+ //期望SpringMVC自动将User转换成json格式的字符串
+ public void save24(String username, MultipartFile[] uploadFile) throws Exception {
+ System.out.println(username);
+ System.out.println(uploadFile);
+ for (MultipartFile multipartFile : uploadFile) {
+ //获得上传文件的名称
+ multipartFile.getOriginalFilename();
+ //存储上传文件(后续存储在服务器上)
+ multipartFile.transferTo(new File("F:\\java_spring\\第3阶段—Java开发框架\\3、SSM框架Spring+SpringMVC+MyBatis全覆盖_S S M整合\\资料-SS M框架Spring+SpringMVC+MyBatis全覆盖" +
+ "\\4.第四天资料\\素材\\upload/" + multipartFile.getOriginalFilename()));
+ }
+ }
+
+
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/converter/DateConverter.java b/Spring/spring_mvc/src/main/java/com/itheima/converter/DateConverter.java
new file mode 100644
index 0000000..94095bd
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/converter/DateConverter.java
@@ -0,0 +1,27 @@
+package com.itheima.converter;
+
+
+
+import org.springframework.core.convert.converter.Converter;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+/**
+ * 自定义类型转化器：将String类型转为Date
+ */
+public class DateConverter implements Converter {
+
+ public Date convert(String dateStr) {
+ //将日期字符串转换成日期对象,返回
+ SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+ Date date=new Date();
+ try {
+ date = simpleDateFormat.parse(dateStr);
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ return date;
+ }
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/dao/UserDao.java b/Spring/spring_mvc/src/main/java/com/itheima/dao/UserDao.java
new file mode 100644
index 0000000..c3c92d4
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/dao/UserDao.java
@@ -0,0 +1,6 @@
+package com.itheima.dao;
+
+public interface UserDao {
+
+ public void save();
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/dao/impl/UserDaoImpl.java b/Spring/spring_mvc/src/main/java/com/itheima/dao/impl/UserDaoImpl.java
new file mode 100644
index 0000000..b1dcd85
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/dao/impl/UserDaoImpl.java
@@ -0,0 +1,12 @@
+package com.itheima.dao.impl;
+
+import com.itheima.dao.UserDao;
+import org.springframework.stereotype.Repository;
+
+@Repository("userDao")
+public class UserDaoImpl implements UserDao {
+ public void save() {
+ System.out.println("save running 。。。");
+
+ }
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/domain/User.java b/Spring/spring_mvc/src/main/java/com/itheima/domain/User.java
new file mode 100644
index 0000000..9f8e8f6
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/domain/User.java
@@ -0,0 +1,31 @@
+package com.itheima.domain;
+
+public class User {
+
+ private String username;
+ private int age;
+
+ public String getUsername() {
+ return username;
+ }
+
+ public void setUsername(String username) {
+ this.username = username;
+ }
+
+ public int getAge() {
+ return age;
+ }
+
+ public void setAge(int age) {
+ this.age = age;
+ }
+
+ @Override
+ public String toString() {
+ return "User{" +
+ "username='" + username + '\'' +
+ ", age=" + age +
+ '}';
+ }
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/domain/VO.java b/Spring/spring_mvc/src/main/java/com/itheima/domain/VO.java
new file mode 100644
index 0000000..78d8da3
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/domain/VO.java
@@ -0,0 +1,23 @@
+package com.itheima.domain;
+
+import java.util.List;
+
+public class VO {
+
+ private List userList;
+
+ public List getUserList() {
+ return userList;
+ }
+
+ public void setUserList(List userList) {
+ this.userList = userList;
+ }
+
+ @Override
+ public String toString() {
+ return "VO{" +
+ "userList=" + userList +
+ '}';
+ }
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/listener/ContextLoaderListener.java b/Spring/spring_mvc/src/main/java/com/itheima/listener/ContextLoaderListener.java
new file mode 100644
index 0000000..9533afb
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/listener/ContextLoaderListener.java
@@ -0,0 +1,33 @@
+package com.itheima.listener;
+
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+import javax.servlet.ServletContext;
+import javax.servlet.ServletContextEvent;
+import javax.servlet.ServletContextListener;
+import javax.servlet.annotation.WebListener;
+
+//@WebListener
+public class ContextLoaderListener implements ServletContextListener {
+
+ public void contextInitialized(ServletContextEvent servletContextEvent) {
+ //初始化之后加载spring配置文件
+ //读取web.xml中的全局参数
+ ServletContext servletContext = servletContextEvent.getServletContext();
+
+ String contextConfigLocation = servletContext.getInitParameter("contextConfigLocation");
+ ApplicationContext app = new ClassPathXmlApplicationContext(contextConfigLocation);
+ //将spring的应用上下文对象存储到ServletContext域中
+
+ servletContext.setAttribute("app",app);
+
+ System.out.println("spring容器创建完成");
+
+
+ }
+
+ public void contextDestroyed(ServletContextEvent servletContextEvent) {
+
+ }
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/listener/WebApplicationContextUtils.java b/Spring/spring_mvc/src/main/java/com/itheima/listener/WebApplicationContextUtils.java
new file mode 100644
index 0000000..3302d6d
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/listener/WebApplicationContextUtils.java
@@ -0,0 +1,16 @@
+package com.itheima.listener;
+
+import org.springframework.context.ApplicationContext;
+
+import javax.servlet.ServletContext;
+
+public class WebApplicationContextUtils {
+
+
+ public static ApplicationContext getWebApplicationContext(ServletContext servletContext){
+ return (ApplicationContext) servletContext.getAttribute("app");
+
+ }
+
+
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/service/UserService.java b/Spring/spring_mvc/src/main/java/com/itheima/service/UserService.java
new file mode 100644
index 0000000..b35d7f4
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/service/UserService.java
@@ -0,0 +1,6 @@
+package com.itheima.service;
+
+public interface UserService {
+
+ public void save();
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/service/impl/UserServiceImpl.java b/Spring/spring_mvc/src/main/java/com/itheima/service/impl/UserServiceImpl.java
new file mode 100644
index 0000000..710eb6b
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/service/impl/UserServiceImpl.java
@@ -0,0 +1,24 @@
+package com.itheima.service.impl;
+
+import com.itheima.dao.UserDao;
+import com.itheima.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+
+@Service("userService")
+public class UserServiceImpl implements UserService {
+
+ @Resource(name="userDao")
+ private UserDao userDao;
+
+ public void setUserDao(UserDao userDao) {
+ this.userDao = userDao;
+ }
+
+ public void save() {
+ userDao.save();
+
+ }
+}
diff --git a/Spring/spring_mvc/src/main/java/com/itheima/web/UserServlet.java b/Spring/spring_mvc/src/main/java/com/itheima/web/UserServlet.java
new file mode 100644
index 0000000..899f036
--- /dev/null
+++ b/Spring/spring_mvc/src/main/java/com/itheima/web/UserServlet.java
@@ -0,0 +1,38 @@
+package com.itheima.web;
+
+
+import com.itheima.service.UserService;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.web.context.WebApplicationContext;
+import org.springframework.web.context.support.WebApplicationContextUtils;
+
+
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@WebServlet("/userServlet")
+public class UserServlet extends HttpServlet {
+
+ @Override
+ protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+
+ //读取web.xml中的全局参数
+ ServletContext servletContext = req.getServletContext();
+ //ApplicationContext app = WebApplicationContextUtils.getWebApplicationContext(servletContext);
+
+ //使用Spring-web包中的utils获取applicationContext
+ ApplicationContext app = WebApplicationContextUtils.getWebApplicationContext(servletContext);
+
+ UserService userService = app.getBean(UserService.class);
+
+ userService.save();
+
+
+ }
+}
diff --git a/Spring/spring_mvc/src/main/resources/applicationContext.xml b/Spring/spring_mvc/src/main/resources/applicationContext.xml
new file mode 100644
index 0000000..3e74f8e
--- /dev/null
+++ b/Spring/spring_mvc/src/main/resources/applicationContext.xml
@@ -0,0 +1,20 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_mvc/src/main/resources/spring-mvc.xml b/Spring/spring_mvc/src/main/resources/spring-mvc.xml
new file mode 100644
index 0000000..4883082
--- /dev/null
+++ b/Spring/spring_mvc/src/main/resources/spring-mvc.xml
@@ -0,0 +1,69 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_mvc/src/main/webapp/WEB-INF/web.xml b/Spring/spring_mvc/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..bb890e1
--- /dev/null
+++ b/Spring/spring_mvc/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,52 @@
+
+
+
+
+
+
+ CharacterEncodingFilter
+ org.springframework.web.filter.CharacterEncodingFilter
+
+ encoding
+ UTF-8
+
+
+
+ CharacterEncodingFilter
+ *
+
+
+
+
+ DispatcherServlet
+ org.springframework.web.servlet.DispatcherServlet
+
+
+ contextConfigLocation
+ classpath:spring-mvc.xml
+
+
+ 1
+
+
+ DispatcherServlet
+
+ /
+
+
+
+
+ contextConfigLocation
+ classpath:applicationContext.xml
+
+
+
+
+ org.springframework.web.context.ContextLoaderListener
+
+
+
+
\ No newline at end of file
diff --git a/Spring/spring_mvc/src/main/webapp/ajax.jsp b/Spring/spring_mvc/src/main/webapp/ajax.jsp
new file mode 100644
index 0000000..3d74110
--- /dev/null
+++ b/Spring/spring_mvc/src/main/webapp/ajax.jsp
@@ -0,0 +1,36 @@
+<%--
+ Created by IntelliJ IDEA.
+ User: Administrator
+ Date: 2022/4/11
+ Time: 17:35
+ To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+
+
+ ajax
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/Spring/spring_mvc/src/main/webapp/form.jsp b/Spring/spring_mvc/src/main/webapp/form.jsp
new file mode 100644
index 0000000..b2cf40a
--- /dev/null
+++ b/Spring/spring_mvc/src/main/webapp/form.jsp
@@ -0,0 +1,31 @@
+<%--
+ Created by IntelliJ IDEA.
+ User: Administrator
+ Date: 2022/4/11
+ Time: 17:26
+ To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+
+
+ form
+
+
+
+
+
+
+
+
diff --git a/Spring/spring_mvc/src/main/webapp/js/jquery-3.3.1.js b/Spring/spring_mvc/src/main/webapp/js/jquery-3.3.1.js
new file mode 100644
index 0000000..ab21b0b
--- /dev/null
+++ b/Spring/spring_mvc/src/main/webapp/js/jquery-3.3.1.js
@@ -0,0 +1,10364 @@
+/*!
+ * jQuery JavaScript Library v3.3.1
+ * https://jquery.com/
+ *
+ * Includes Sizzle.js
+ * https://sizzlejs.com/
+ *
+ * Copyright JS Foundation and other contributors
+ * Released under the MIT license
+ * https://jquery.org/license
+ *
+ * Date: 2018-01-20T17:24Z
+ */
+( function( global, factory ) {
+
+ "use strict";
+
+ if ( typeof module === "object" && typeof module.exports === "object" ) {
+
+ // For CommonJS and CommonJS-like environments where a proper `window`
+ // is present, execute the factory and get jQuery.
+ // For environments that do not have a `window` with a `document`
+ // (such as Node.js), expose a factory as module.exports.
+ // This accentuates the need for the creation of a real `window`.
+ // e.g. var jQuery = require("jquery")(window);
+ // See ticket #14549 for more info.
+ module.exports = global.document ?
+ factory( global, true ) :
+ function( w ) {
+ if ( !w.document ) {
+ throw new Error( "jQuery requires a window with a document" );
+ }
+ return factory( w );
+ };
+ } else {
+ factory( global );
+ }
+
+// Pass this if window is not defined yet
+} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
+
+// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
+// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
+// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
+// enough that all such attempts are guarded in a try block.
+"use strict";
+
+var arr = [];
+
+var document = window.document;
+
+var getProto = Object.getPrototypeOf;
+
+var slice = arr.slice;
+
+var concat = arr.concat;
+
+var push = arr.push;
+
+var indexOf = arr.indexOf;
+
+var class2type = {};
+
+var toString = class2type.toString;
+
+var hasOwn = class2type.hasOwnProperty;
+
+var fnToString = hasOwn.toString;
+
+var ObjectFunctionString = fnToString.call( Object );
+
+var support = {};
+
+var isFunction = function isFunction( obj ) {
+
+ // Support: Chrome <=57, Firefox <=52
+ // In some browsers, typeof returns "function" for HTML
+
+