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MybatisTraning
Commit da23f419 authored by hejy's avatar hejy
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胡铭浩作业

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胡铭浩_Mybatis1/.classpath 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" output="target/classes" path="src/main/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" output="target/test-classes" path="src/test/java">
<attributes>
<attribute name="optional" value="true"/>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="src" path="src/main/resource"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
<attributes>
<attribute name="maven.pomderived" value="true"/>
</attributes>
</classpathentry>
<classpathentry kind="output" path="target/classes"/>
</classpath>
胡铭浩_Mybatis1/.gitkeep 0 → 100644
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++ "b/\350\203\241\351\223\255\346\265\251_Mybatis1/.gitkeep"
胡铭浩_Mybatis1/.project 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>mybatis</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
</natures>
</projectDescription>
胡铭浩_Mybatis1/.settings/org.eclipse.core.resources.prefs 0 → 100644
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eclipse.preferences.version=1
eclipse.preferences.version=1
encoding//src/main/java=UTF-8
encoding//src/test/java=UTF-8
encoding/<project>=UTF-8
胡铭浩_Mybatis1/.settings/org.eclipse.jdt.core.prefs 0 → 100644
View file @ da23f419
eclipse.preferences.version=1
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
org.eclipse.jdt.core.compiler.compliance=1.8
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
org.eclipse.jdt.core.compiler.source=1.8
胡铭浩_Mybatis1/.settings/org.eclipse.m2e.core.prefs 0 → 100644
View file @ da23f419
activeProfiles=
activeProfiles=
eclipse.preferences.version=1
resolveWorkspaceProjects=true
version=1
胡铭浩_Mybatis1/pom.xml 0 → 100644
View file @ da23f419
<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ces</groupId>
<artifactId>mybatis</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>mybatis</name>
<!--spring boot 版本 -->
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.4.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<java.version>1.8</java.version>
<poi.version>4.1.0</poi.version>
<mybatis-spring-boot-starter.version>1.1.1</mybatis-spring-boot-starter.version>
<druid.version>1.0.29</druid.version>
<fastjson.version>1.2.32</fastjson.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<!-- json处理工具 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>${fastjson.version}</version>
</dependency>
<!-- druid数据库连接池 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>${druid.version}</version>
</dependency>
<!-- 数据库连接驱动 -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.0</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.16.22</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.poi/poi -->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>${poi.version}</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>${poi.version}</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml-schemas</artifactId>
<version>${poi.version}</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-scratchpad</artifactId>
<version>${poi.version}</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>ooxml-schemas</artifactId>
<version>1.4</version>
</dependency>
<dependency>
<groupId>fr.opensagres.xdocreport</groupId>
<artifactId>xdocreport</artifactId>
<version>2.0.2</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.jsoup/jsoup -->
<dependency>
<groupId>org.jsoup</groupId>
<artifactId>jsoup</artifactId>
<version>1.12.1</version>
</dependency>
<!-- https://mvnrepository.com/artifact/cn.hutool/hutool-all -->
<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>
<version>4.6.4</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.spring4all/swagger-spring-boot-starter -->
<dependency>
<groupId>com.spring4all</groupId>
<artifactId>swagger-spring-boot-starter</artifactId>
<version>1.9.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/org.aspectj/aspectjweaver -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-configuration-processor</artifactId>
<optional>true</optional>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
胡铭浩_Mybatis1/readme.md 0 → 100644
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1.项目resource下的application.yml为配置文件,请修改datasource下的url、username、password，保证存在对应的数据库。
1.项目resource下的application.yml为配置文件,请修改datasource下的url、username、password，保证存在对应的数据库。
生成项目对应的数据表：
/*Table structure for table `t_sys_user` */
DROP TABLE IF EXISTS `t_sys_user`;
CREATE TABLE `t_sys_user` (
`user_id` varchar(20) NOT NULL COMMENT '用户id',
`user_name` varchar(50) COLLATE utf8_bin DEFAULT NULL COMMENT '用户名',
`password` varchar(50) COLLATE utf8_bin DEFAULT NULL COMMENT '密码',
`context` varchar(1000) COLLATE utf8_bin DEFAULT NULL COMMENT '备注',
PRIMARY KEY (`user_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='用户信息表';
2.打开项目执行 test目录下的AppTest测试用例
\ No newline at end of file
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/Application.java 0 → 100644
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package com.ces.mybatis;
package com.ces.mybatis;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;
import com.spring4all.swagger.EnableSwagger2Doc;
@EnableSwagger2Doc
@SpringBootApplication
@ComponentScan({"com.ces"})
@MapperScan("com.ces.*.dao")
public class Application
{
public static void main( String[] args )
{
SpringApplication.run(Application.class, args);
}
}
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/dao/IUserDao.java 0 → 100644
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package com.ces.mybatis.dao;
package com.ces.mybatis.dao;
import java.util.List;
import org.apache.ibatis.annotations.Param;
import com.ces.mybatis.model.User;
public interface IUserDao {
int insert(User user);
boolean insertOrUpdateByBatch(@Param("list")List<User> list);
int update(User user);
int delete(@Param("userId")String userId);
List<User> getAll();
User find(String userId);
}
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/model/Context.java 0 → 100644
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package com.ces.mybatis.model;
package com.ces.mybatis.model;
public class Context {
private String province;
private String city;
private String district;
public Context() {
}
public Context(String username, String password, Boolean enabled, String context) {
this.province = username;
this.city = password;
this.district = password;
}
public String getProvince() {
return province;
}
public void setProvince(String province) {
this.province = province;
}
public String getCity() {
return city;
}
public void setCity(String city) {
this.city = city;
}
public String getDistrict() {
return district;
}
public void setDistrict(String district) {
this.district = district;
}
}
\ No newline at end of file
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/model/User.java 0 → 100644
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package com.ces.mybatis.model;
package com.ces.mybatis.model;
public class User {
private String userId;
private String userName;
private String password;
private Context context;
public String getUserId() {
return userId;
}
public void setUserId(String userId) {
this.userId = userId;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public Context getContext() {
return context;
}
public void setContext(Context context) {
this.context = context;
}
}
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/service/IUserService.java 0 → 100644
View file @ da23f419
package com.ces.mybatis.service;
package com.ces.mybatis.service;
import java.util.List;
import org.apache.ibatis.annotations.Param;
import com.ces.mybatis.model.User;
public interface IUserService {
List<User> getAll();
int insert(User user);
int delete(String userId);
int update(User user);
User find(String userId);
boolean insertOrUpdateByBatch(List<User> list);
}
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/service/impl/UserService.java 0 → 100644
View file @ da23f419
package com.ces.mybatis.service.impl;
package com.ces.mybatis.service.impl;
import java.util.List;
import com.ces.mybatis.model.User;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
import com.ces.mybatis.dao.IUserDao;
import com.ces.mybatis.service.IUserService;
@Service
public class UserService implements IUserService {
private static final Logger LOGGER = LoggerFactory.getLogger(UserService.class);
@Autowired
private IUserDao userDao;
@Override
public List<User> getAll() {
return userDao.getAll();
}
@Override
public int insert(User user) {
return userDao.insert(user);
}
@Override
public int delete(String userId) {
return userDao.delete(userId);
}
@Override
public int update(User user) {
User userOutVo=null;
if(user!=null && !StringUtils.isEmpty(user.getUserId())) {
userOutVo=userDao.find(user.getUserId());
if(userOutVo!=null) {
LOGGER.info("用户名："+user.getUserName());
userOutVo.setUserName(user.getUserName());
userOutVo.setPassword(user.getPassword());
userOutVo.setContext(user.getContext());
}
}
return userDao.update(userOutVo);
}
@Override
public User find(String userId) {
return userDao.find(userId);
}
@Override
public boolean insertOrUpdateByBatch(List<User> list) {
return userDao.insertOrUpdateByBatch(list);
}
}
胡铭浩_Mybatis1/src/main/java/com/ces/mybatis/typeHandler/ContentTypeHandler.java 0 → 100644
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package com.ces.mybatis.typeHandler;
package com.ces.mybatis.typeHandler;
import com.ces.mybatis.model.*;
import com.alibaba.fastjson.JSONObject;
import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.MappedJdbcTypes;
import org.apache.ibatis.type.MappedTypes;
import org.apache.ibatis.type.TypeHandler;
import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
@MappedTypes({Context.class})
@MappedJdbcTypes({JdbcType.VARCHAR})
public class ContentTypeHandler implements TypeHandler<Context> {
@Override
public void setParameter(PreparedStatement preparedStatement, int i, Context context, JdbcType jdbcType) throws SQLException {
String s = JSONObject.toJSONString(context);
preparedStatement.setString(i, s);
}
@Override
public Context getResult(ResultSet rs, String columnName) throws SQLException {
String string = rs.getString(columnName);
return JSONObject.parseObject(string, Context.class);
}
@Override
public Context getResult(ResultSet rs, int columnIndex) throws SQLException {
String string = rs.getString(columnIndex);
return JSONObject.parseObject(string, Context.class);
}
@Override
public Context getResult(CallableStatement cs, int columnIndex) throws SQLException {
String string = cs.getString(columnIndex);
return JSONObject.parseObject(string, Context.class);
}
}
胡铭浩_Mybatis1/src/main/resource/application.yml 0 → 100644
View file @ da23f419
spring:
spring:
datasource:
driver-class-name: com.mysql.jdbc.Driver
url: jdbc:mysql://127.0.0.1:3306/ces?useUnicode=true&characterEncoding=utf8&autoReconnect=true&serverTimezone=Asia/Shanghai
username: root
password: root
druid:
validationQuery: SELECT 1
initialSize: 10
minIdle: 10
maxActive: 200
minEvictableIdleTimeMillis: 180000
testOnBorrow: false
testWhileIdle: true
removeAbandoned: true
removeAbandonedTimeout: 1800
logAbandoned: true
poolPreparedStatements: true
maxOpenPreparedStatements: 100
server:
port: 80
servlet-path: /
mybatis:
mapper-locations:
- classpath*:/mapper/*.xml
- classpath*:/com/ces/*/dao/*.xml
typeAliasesPackage: com.ces.*.model
type-handlers-package: com.ces.mybatis.typeHandler
configuration:
map-underscore-to-camel-case: true
lazy-loading-enabled: false
auto-mapping-behavior: full
useGeneratedKeys: true
useColumnLabel: true
mapUnderscoreToCamelCase: true
\ No newline at end of file
胡铭浩_Mybatis1/src/main/resource/mapper/IUserDao.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.ces.mybatis.dao.IUserDao">
<resultMap id="BaseResultMap" type="com.ces.mybatis.model.User">
<id column="user_id" property="userId" />
<result column="user_name" property="userName" />
<result column="password" property="password" />
<result column="context" property="context" typeHandler="com.ces.mybatis.typeHandler.ContentTypeHandler"/>
</resultMap>
    <insert id="insert" useGeneratedKeys="true" keyProperty="userId" keyColumn="user_id" parameterType="com.ces.mybatis.model.User">
        insert into t_sys_user(user_id,user_name,password,context) values(#{userId},#{userName},#{password},#{context})
    </insert>
<insert id="insertOrUpdateByBatch" keyProperty="userId" useGeneratedKeys="true" keyColumn="user_id" >
insert into t_sys_user (user_id,user_name,password,context)
VALUES
<foreach item="user" index= "index" collection ="list" separator ="),(" open="(" close=")">
user.userId,user.userName,user.password,user.context
</foreach>
ON DUPLICATE KEY UPDATE
user_name = VALUES(user_name)
password = VALUES(password)
context = VALUES(context)
</insert>
    <update id="update" parameterType="com.ces.mybatis.model.User">
       update t_sys_user
       <set>
           <if test="userName != null">user_name=#{userName},</if>
           <if test="password != null">password=#{password},</if>
           <if test="context != null">context=#{context},</if>
       </set>
        where user_id=#{userId}
    </update>
    <delete id="delete">
        delete from t_sys_user where user_id=#{userId}
    </delete>
    <select id="getAll" resultType="com.ces.mybatis.model.User" >
       select user_id,user_name,password,context from t_sys_user order by user_id desc
    </select>
    <select id="find" resultType="com.ces.mybatis.model.User" >
        select user_id,user_name,password,context  from t_sys_user where user_id = #{userId}
    </select>
</mapper>
\ No newline at end of file
胡铭浩_Mybatis1/src/test/java/com/ces/mybatis/AppTest.java 0 → 100644
View file @ da23f419
package com.ces.mybatis;
package com.ces.mybatis;
import java.util.ArrayList;
import java.util.List;
import org.apache.ibatis.session.ExecutorType;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.TransactionIsolationLevel;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.test.context.junit4.SpringRunner;
import com.ces.mybatis.dao.IUserDao;
import com.ces.mybatis.model.Context;
import com.ces.mybatis.model.User;
import com.ces.mybatis.service.IUserService;
/**
* Unit test for simple App.
*/
@RunWith(SpringRunner.class)
@SpringBootTest(classes = Application.class)
public class AppTest
{
private static final AnnotationConfigApplicationContext context =
new AnnotationConfigApplicationContext("application.yml");
// 注入“Converter”bean
@Autowired
private IUserService userService;
/**
* 1. 自定义TypeHandler类
*/
@Test
public void testa(){
List<User> user = userService.getAll();
System.out.println(user);
}
/**
* 2. Mybatis 批量插入数据库代码
*/
@Test
public void testb(){
SqlSessionFactory sqlSessionFactory = context
.getBean("sqlSessionFactory", SqlSessionFactory.class);
SqlSession sqlSession = sqlSessionFactory.openSession(ExecutorType.BATCH, TransactionIsolationLevel.READ_COMMITTED);
IUserDao mapper = sqlSession.getMapper(IUserDao.class);
List<User> users = new ArrayList<User>();
for(int i=0;i<3;i++){
User user = new User();
user.setUserId(String.valueOf(i));
user.setUserName("admin"+i);
user.setPassword("123");
Context context = new Context();
context.setCity("city");
context.setProvince("province");
context.setDistrict("district");
user.setContext(context);
users.add(user);
}
boolean isSuccess = mapper.insertOrUpdateByBatch(users);
System.out.println(isSuccess);
// 刷新
sqlSession.flushStatements();
}
}
胡铭浩_Mybatis1/target/classes/application.yml 0 → 100644
View file @ da23f419
spring:
spring:
datasource:
driver-class-name: com.mysql.jdbc.Driver
url: jdbc:mysql://127.0.0.1:3306/ces?useUnicode=true&characterEncoding=utf8&autoReconnect=true&serverTimezone=Asia/Shanghai
username: root
password: root
druid:
validationQuery: SELECT 1
initialSize: 10
minIdle: 10
maxActive: 200
minEvictableIdleTimeMillis: 180000
testOnBorrow: false
testWhileIdle: true
removeAbandoned: true
removeAbandonedTimeout: 1800
logAbandoned: true
poolPreparedStatements: true
maxOpenPreparedStatements: 100
server:
port: 80
servlet-path: /
mybatis:
mapper-locations:
- classpath*:/mapper/*.xml
- classpath*:/com/ces/*/dao/*.xml
typeAliasesPackage: com.ces.*.model
type-handlers-package: com.ces.mybatis.typeHandler
configuration:
map-underscore-to-camel-case: true
lazy-loading-enabled: false
auto-mapping-behavior: full
useGeneratedKeys: true
useColumnLabel: true
mapUnderscoreToCamelCase: true
\ No newline at end of file
胡铭浩_Mybatis1/target/classes/mapper/IUserDao.xml 0 → 100644
View file @ da23f419
<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.ces.mybatis.dao.IUserDao">
<resultMap id="BaseResultMap" type="com.ces.mybatis.model.User">
<id column="user_id" property="userId" />
<result column="user_name" property="userName" />
<result column="password" property="password" />
<result column="context" property="context" typeHandler="com.ces.mybatis.typeHandler.ContentTypeHandler"/>
</resultMap>
    <insert id="insert" useGeneratedKeys="true" keyProperty="userId" keyColumn="user_id" parameterType="com.ces.mybatis.model.User">
        insert into t_sys_user(user_id,user_name,password,context) values(#{userId},#{userName},#{password},#{context})
    </insert>
<insert id="insertOrUpdateByBatch" keyProperty="userId" useGeneratedKeys="true" keyColumn="user_id" >
insert into t_sys_user (user_id,user_name,password,context)
VALUES
<foreach item="user" index= "index" collection ="list" separator ="),(" open="(" close=")">
user.userId,user.userName,user.password,user.context
</foreach>
ON DUPLICATE KEY UPDATE
user_name = VALUES(user_name)
password = VALUES(password)
context = VALUES(context)
</insert>
    <update id="update" parameterType="com.ces.mybatis.model.User">
       update t_sys_user
       <set>
           <if test="userName != null">user_name=#{userName},</if>
           <if test="password != null">password=#{password},</if>
           <if test="context != null">context=#{context},</if>
       </set>
        where user_id=#{userId}
    </update>
    <delete id="delete">
        delete from t_sys_user where user_id=#{userId}
    </delete>
    <select id="getAll" resultType="com.ces.mybatis.model.User" >
       select user_id,user_name,password,context from t_sys_user order by user_id desc
    </select>
    <select id="find" resultType="com.ces.mybatis.model.User" >
        select user_id,user_name,password,context  from t_sys_user where user_id = #{userId}
    </select>
</mapper>
\ No newline at end of file
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