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MybatisTraning
Commit 129412c4 authored by 万建斌's avatar 万建斌
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20191224 作业

parent ac6aa30b
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万建斌_Mybatis2/.idea/codeStyles/Project.xml 0 → 100644
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<component name="ProjectCodeStyleConfiguration">
<component name="ProjectCodeStyleConfiguration">
<code_scheme name="Project" version="173">
<option name="AUTODETECT_INDENTS" value="false" />
</code_scheme>
</component>
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万建斌_Mybatis2/.idea/codeStyles/codeStyleConfig.xml 0 → 100644
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<component name="ProjectCodeStyleConfiguration">
<component name="ProjectCodeStyleConfiguration">
<state>
<option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
</state>
</component>
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万建斌_Mybatis2/.idea/encodings.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="Encoding">
<file url="file://$PROJECT_DIR$" charset="UTF-8" />
</component>
</project>
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万建斌_Mybatis2/.idea/libraries/Maven__com_alibaba_fastjson_1_2_54.xml 0 → 100644
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<component name="libraryTable">
<component name="libraryTable">
<library name="Maven: com.alibaba:fastjson:1.2.54">
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/com/alibaba/fastjson/1.2.54/fastjson-1.2.54.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$MAVEN_REPOSITORY$/com/alibaba/fastjson/1.2.54/fastjson-1.2.54-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$MAVEN_REPOSITORY$/com/alibaba/fastjson/1.2.54/fastjson-1.2.54-sources.jar!/" />
</SOURCES>
</library>
</component>
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万建斌_Mybatis2/.idea/libraries/Maven__com_google_protobuf_protobuf_java_3_6_1.xml 0 → 100644
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<component name="libraryTable">
<component name="libraryTable">
<library name="Maven: com.google.protobuf:protobuf-java:3.6.1">
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/com/google/protobuf/protobuf-java/3.6.1/protobuf-java-3.6.1.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$MAVEN_REPOSITORY$/com/google/protobuf/protobuf-java/3.6.1/protobuf-java-3.6.1-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$MAVEN_REPOSITORY$/com/google/protobuf/protobuf-java/3.6.1/protobuf-java-3.6.1-sources.jar!/" />
</SOURCES>
</library>
</component>
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万建斌_Mybatis2/.idea/libraries/Maven__junit_junit_4_12.xml 0 → 100644
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<component name="libraryTable">
<component name="libraryTable">
<library name="Maven: junit:junit:4.12">
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-sources.jar!/" />
</SOURCES>
</library>
</component>
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万建斌_Mybatis2/.idea/libraries/Maven__mysql_mysql_connector_java_8_0_17.xml 0 → 100644
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<component name="libraryTable">
<component name="libraryTable">
<library name="Maven: mysql:mysql-connector-java:8.0.17">
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/mysql/mysql-connector-java/8.0.17/mysql-connector-java-8.0.17.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$MAVEN_REPOSITORY$/mysql/mysql-connector-java/8.0.17/mysql-connector-java-8.0.17-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$MAVEN_REPOSITORY$/mysql/mysql-connector-java/8.0.17/mysql-connector-java-8.0.17-sources.jar!/" />
</SOURCES>
</library>
</component>
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万建斌_Mybatis2/.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml 0 → 100644
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<component name="libraryTable">
<component name="libraryTable">
<library name="Maven: org.hamcrest:hamcrest-core:1.3">
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-sources.jar!/" />
</SOURCES>
</library>
</component>
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万建斌_Mybatis2/.idea/libraries/Maven__org_mybatis_mybatis_3_2_8.xml 0 → 100644
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<component name="libraryTable">
<component name="libraryTable">
<library name="Maven: org.mybatis:mybatis:3.2.8">
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis/3.2.8/mybatis-3.2.8.jar!/" />
</CLASSES>
<JAVADOC>
<root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis/3.2.8/mybatis-3.2.8-javadoc.jar!/" />
</JAVADOC>
<SOURCES>
<root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis/3.2.8/mybatis-3.2.8-sources.jar!/" />
</SOURCES>
</library>
</component>
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万建斌_Mybatis2/.idea/misc.xml 0 → 100644
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万建斌_Mybatis2/.idea/modules.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/万建斌_Mybatis2.iml" filepath="$PROJECT_DIR$/万建斌_Mybatis2.iml" />
</modules>
</component>
</project>
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万建斌_Mybatis2/.idea/vcs.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$/.." vcs="Git" />
</component>
</project>
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万建斌_Mybatis2/pom.xml 0 → 100644
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<project xmlns="http://maven.apache.org/POM/4.0.0"
<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.cesgroup</groupId>
<artifactId>万建斌_Mybatis2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>万建斌_Mybatis2</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.17</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.2.8</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.54</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
<resources>
<resource>
<directory>src/main/resource</directory>
<includes>
<include>*.*</include>
</includes>
</resource>
</resources>
</build>
</project>
万建斌_Mybatis2/src/main/java/com/cesgroup/mybatiswork/entity/User.java 0 → 100644
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package com.cesgroup.mybatiswork.entity;
package com.cesgroup.mybatiswork.entity;
import java.io.Serializable;
import com.alibaba.fastjson.JSONObject;
/**
* @Description: 用户类
* @Param:
* @return:
* @Author: Wanjianbin
* @Date: 2019/12/10
*/
public class User implements Serializable {
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public JSONObject getInfo() {
return info;
}
public void setInfo(JSONObject info) {
this.info = info;
}
@Override
public String toString() {
return "User [id=" + id + ", name=" + name + ", info=" + JSONObject.toJSONString(info) + "]";
}
int id;
String name;
JSONObject info;
}
万建斌_Mybatis2/src/main/java/com/cesgroup/mybatiswork/handle/MyTypeHandle.java 0 → 100644
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package com.cesgroup.mybatiswork.handle;
package com.cesgroup.mybatiswork.handle;
import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.apache.ibatis.type.BaseTypeHandler;
import org.apache.ibatis.type.JdbcType;
import com.alibaba.fastjson.JSONObject;
/**
* @Description: 类型转换器
* @Param:
* @return:
* @Author: Wanjianbin
* @Date: 2019/12/10
*/
public class MyTypeHandle extends BaseTypeHandler<JSONObject>{
@Override
public JSONObject getNullableResult(ResultSet rs, String cloumName) throws SQLException {
String infoJsonString= rs.getString(cloumName);
JSONObject infObject=null;
try {
infObject = JSONObject.parseObject(infoJsonString);
//System.out.println("----将json串转成json对象成功！----");
} catch (Exception e) {
System.err.println("将json串转成json对象失败！");;
}
return infObject;
}
@Override
public JSONObject getNullableResult(CallableStatement arg0, int arg1) throws SQLException {
// TODO Auto-generated method stub
return null;
}
@Override
public void setNonNullParameter(PreparedStatement statement, int i, JSONObject infoObject, JdbcType jdbcType) throws SQLException {
// TODO Auto-generated method stub
try {
String userInfoString= JSONObject.toJSONString(infoObject);
statement.setString(i, userInfoString);
//System.out.println("----将对象转化为字符串成功！----："+userInfoString);
} catch (Exception e) {
System.out.println("----将对象转化为字符串失败！----");
}
}
@Override
public JSONObject getNullableResult(ResultSet arg0, int arg1) throws SQLException {
// TODO Auto-generated method stub
return null;
}
}
万建斌_Mybatis2/src/main/java/com/cesgroup/mybatiswork/interceptor/MyMybatisLogInterceptor.java 0 → 100644
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package com.cesgroup.mybatiswork.interceptor;
package com.cesgroup.mybatiswork.interceptor;
import com.alibaba.fastjson.JSONObject;
import com.cesgroup.mybatiswork.handle.MyTypeHandle;
import org.apache.ibatis.executor.statement.StatementHandler;
import org.apache.ibatis.logging.Log;
import org.apache.ibatis.logging.LogFactory;
import org.apache.ibatis.mapping.BoundSql;
import org.apache.ibatis.mapping.ParameterMapping;
import org.apache.ibatis.plugin.*;
import org.apache.ibatis.session.ResultHandler;
import java.sql.Statement;
import java.util.List;
import java.util.Map;
import java.util.Properties;
/**
* @program: 万建斌_Mybatis1
* @description: 日志拦截
* @author: Wanjianbin
* @create: 2019-12-24 14:22
**/
@Intercepts({
@Signature(type = StatementHandler.class, method = "query", args = {Statement.class, ResultHandler.class}),
@Signature(type = StatementHandler.class, method = "update", args = {Statement.class}),
@Signature(type = StatementHandler.class, method = "batch", args = { Statement.class })
})
public class MyMybatisLogInterceptor implements Interceptor {
final Log log = LogFactory.getLog(MyTypeHandle.class);
@Override
public Object intercept(Invocation invocation) throws Throwable {
Object target = invocation.getTarget();
long startTime = System.currentTimeMillis();
StatementHandler statementHandler = (StatementHandler)target;
try {
return invocation.proceed();
} finally {
long endTime = System.currentTimeMillis();
long sqlCost = endTime - startTime;
BoundSql boundSql = statementHandler.getBoundSql();
String sql = boundSql.getSql();
Object parameterObject = boundSql.getParameterObject();
List<ParameterMapping> parameterMappingList = boundSql.getParameterMappings();
// 格式化Sql语句，去除换行符，替换参数
sql = formatSql(sql, parameterObject, parameterMappingList);
log.warn("执行耗时[" + sqlCost + "ms] " + "SQL：" + sql + ";");
}
}
private String formatSql(String sql, Object parameterObject, List<ParameterMapping> parameterMappingList) {
sql = sql.replaceAll("\r|\n|\t", " ").replaceAll("\\s+", " ");
if(parameterObject == null){
sql = sql.replaceAll("\\?", " null");
return sql;
}
if(Map.class.isAssignableFrom(parameterObject.getClass())){
Map pb = (Map)parameterObject;
for(ParameterMapping temp: parameterMappingList){
if (pb.get(temp.getProperty()) != null){
if (pb.get(temp.getProperty()).getClass().isAssignableFrom(JSONObject.class)){
JSONObject infObject = (JSONObject) pb.get(temp.getProperty());
sql = sql.replaceFirst("\\?","'" + infObject.toJSONString() + "'");
}else {
sql = sql.replaceFirst("\\?","'" + pb.get(temp.getProperty()) + "'");
}
}else {
sql = sql.replaceFirst("\\?","'null'");
}
}
}
if(String.class.isAssignableFrom(parameterObject.getClass())) {
sql = sql.replaceFirst("\\?", parameterObject == null ? "null" : "'" + parameterObject + "'");
}
if(Number.class.isAssignableFrom(parameterObject.getClass())) {
sql = sql.replaceFirst("\\?", parameterObject == null ? "null" : parameterObject.toString());
}
return sql;
}
@Override
public Object plugin(Object o) {
return Plugin.wrap(o, this);
}
@Override
public void setProperties(Properties properties) {
}
}
万建斌_Mybatis2/src/main/resource/MyMapper.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:根标签，namespace：命名空间，随便写，一般保证命名空间唯一 -->
<mapper namespace="MyMapper">
<!-- statement，内容：sql语句。id：唯一标识，随便写，在同一个命名空间下保持唯一
resultType：sql语句查询结果集的封装类型,tb_user即为数据库中的表
-->
<select id="selectUser" resultType="com.cesgroup.mybatiswork.entity.User">
select * from mybatis where id = #{id}
</select>
<insert id="insert" parameterType="com.cesgroup.mybatiswork.entity.User">
INSERT INTO mybatis (id, name, info)
VALUES(#{id}, #{name}, #{info})
</insert>
</mapper>
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万建斌_Mybatis2/src/main/resource/db.properties 0 → 100644
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driver=com.mysql.cj.jdbc.Driver
driver=com.mysql.cj.jdbc.Driver
url=jdbc:mysql://localhost:3306/test?seUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=GMT%2B8
username=root
password=root
\ No newline at end of file
万建斌_Mybatis2/src/main/resource/mybatis-config.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8" ?>
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<!-- 根标签 -->
<configuration>
<properties resource="db.properties"></properties>
<typeHandlers>
<typeHandler handler="com.cesgroup.mybatiswork.handle.MyTypeHandle"></typeHandler>
</typeHandlers>
<plugins>
<plugin interceptor="com.cesgroup.mybatiswork.interceptor.MyMybatisLogInterceptor">
</plugin>
</plugins>
<!-- 环境，可以配置多个，default：指定采用哪个环境 -->
<environments default="dev">
<!-- id：唯一标识 -->
<environment id="dev">
<!-- 事务管理器，JDBC类型的事务管理器 -->
<transactionManager type="JDBC" />
<!-- 数据源，池类型的数据源 -->
<dataSource type="POOLED">
<property name="driver" value="${driver}" /> <!-- 配置了properties，所以可以直接引用 -->
<property name="url" value="${url}" />
<property name="username" value="${username}" />
<property name="password" value="${password}" />
</dataSource>
</environment>
</environments>
<mappers>
<mapper resource="MyMapper.xml" />
</mappers>
</configuration>
万建斌_Mybatis2/src/main/resource/mybatis.sql 0 → 100644
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/*
/*
Navicat Premium Data Transfer
Source Server : 本机
Source Server Type : MySQL
Source Server Version : 80015
Source Host : localhost:3306
Source Schema : test
Target Server Type : MySQL
Target Server Version : 80015
File Encoding : 65001
Date: 09/12/2019 10:25:06
*/
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
-- ----------------------------
-- Table structure for mybatis
-- ----------------------------
DROP TABLE IF EXISTS `mybatis`;
CREATE TABLE `mybatis` (
`id` int(32) NOT NULL,
`name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
`info` varchar(1000) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL,
PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = Dynamic;
SET FOREIGN_KEY_CHECKS = 1;
万建斌_Mybatis2/src/test/java/com/cesgroup/mybatiswork/AppTest.java 0 → 100644
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package com.cesgroup.mybatiswork;
package com.cesgroup.mybatiswork;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.ExecutorType;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.junit.Before;
import org.junit.Test;
import com.alibaba.fastjson.JSONObject;
import com.cesgroup.mybatiswork.entity.User;
/**
* @Description: 测试类
* @Param:
* @return:
* @Author: Wanjianbin
* @Date: 2019/12/24
*/
public class AppTest {
private SqlSession sqlSession=null;
private SqlSessionFactory sqlSessionFactory;
@Before
public void configMybatis() {
// 指定全局配置文件
String resource = "mybatis-config.xml";
// 读取配置文件
InputStream inputStream;
try {
inputStream = Resources.getResourceAsStream(resource);
// 构建sqlSessionFactory
sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
// 获取sqlSession
sqlSession= sqlSessionFactory.openSession(false);
} catch (Exception e) {
e.printStackTrace();
} finally {
if(sqlSession!=null) {
//sqlSession.close();
}
}
}
/**
*
* 自定义解析器查询测试
*
* json串字段为 info
*/
@Test
public void testSelectUser() {
User user = sqlSession.selectOne("MyMapper.selectUser", 2);
System.out.println(user);
sqlSession.close();
}
/**
*
* 自定义类型解析器插入测试
*/
@Test
public void testInsertJsonObject() {
JSONObject userInfObject = new JSONObject();
userInfObject.put("address", "上海市静安区");
userInfObject.put("telphone", "13823541230");
// User user = new User();
// user.setName("万建斌");
// user.setInfo(userInfObject);
Map user = new HashMap();
user.put("id", 99);
user.put("name", "万建斌");
user.put("info", userInfObject);
int a=sqlSession.insert("MyMapper.insert",user);
sqlSession.commit();
System.out.println("影响的行数:"+a);
}
}
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