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M
MybatisTraning
Commit 360f92b7 authored by zhangshuhao's avatar zhangshuhao
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# Mybatis2

parent 6403fea2
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.idea/.gitignore 0 → 100644
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# Default ignored files
/workspace.xml
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.idea/inspectionProfiles/Project_Default.xml 0 → 100644
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<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
<inspection_tool class="JavaDoc" enabled="true" level="WARNING" enabled_by_default="true">
<option name="TOP_LEVEL_CLASS_OPTIONS">
<value>
<option name="ACCESS_JAVADOC_REQUIRED_FOR" value="none" />
<option name="REQUIRED_TAGS" value="" />
</value>
</option>
<option name="INNER_CLASS_OPTIONS">
<value>
<option name="ACCESS_JAVADOC_REQUIRED_FOR" value="none" />
<option name="REQUIRED_TAGS" value="" />
</value>
</option>
<option name="METHOD_OPTIONS">
<value>
<option name="ACCESS_JAVADOC_REQUIRED_FOR" value="none" />
<option name="REQUIRED_TAGS" value="@return@param@throws or @exception" />
</value>
</option>
<option name="FIELD_OPTIONS">
<value>
<option name="ACCESS_JAVADOC_REQUIRED_FOR" value="none" />
<option name="REQUIRED_TAGS" value="" />
</value>
</option>
<option name="IGNORE_DEPRECATED" value="false" />
<option name="IGNORE_JAVADOC_PERIOD" value="true" />
<option name="IGNORE_DUPLICATED_THROWS" value="false" />
<option name="IGNORE_POINT_TO_ITSELF" value="false" />
<option name="myAdditionalJavadocTags" value="date" />
</inspection_tool>
</profile>
</component>
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张书毫_Mybatis/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>qinwen_Mybatis2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>qinwen_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>
张书毫_Mybatis/src/main/java/cesgroup/mybatis2/entity/User.java 0 → 100644
View file @ 360f92b7
package com.cesgroup.mybatis2.entity;
package com.cesgroup.mybatis2.entity;
import java.io.Serializable;
import com.alibaba.fastjson.JSONObject;
/**
*
* @author zsh
* @date 2020/01/02
*/
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;
}
张书毫_Mybatis/src/main/java/cesgroup/mybatis2/handle/MyTypeHandle.java 0 → 100644
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package com.cesgroup.mybatis2.handle;
package com.cesgroup.mybatis2.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;
/**
*
* @author zsh
* @date 2020/01/02
*/
public class MyTypeHandle extends BaseTypeHandler<JSONObject>{
/**
* str转json对象
*/
@Override
public JSONObject getNullableResult(ResultSet rs, String cloumName) throws SQLException {
String infoJsonString= rs.getString(cloumName);
JSONObject infObject=null;
try {
infObject = JSONObject.parseObject(infoJsonString);
} 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 {
return null;
}
/**
* json对象转str
*/
@Override
public void setNonNullParameter(PreparedStatement statement, int i, JSONObject infoObject, JdbcType jdbcType) throws SQLException {
try {
String userInfoString= JSONObject.toJSONString(infoObject);
statement.setString(i, 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 {
return null;
}
}
张书毫_Mybatis/src/main/java/cesgroup/mybatis2/interceptor/MyMybatisLogInterceptor 0 → 100644
View file @ 360f92b7
package com.cesgroup.mybatis2.interceptor;
package com.cesgroup.mybatis2.interceptor;
import com.alibaba.fastjson.JSONObject;
import com.cesgroup.mybatis2.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;
/**
*
* @author zsh
* @date 2020/01/02
*/
@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();
StatementHandler statementHandler = (StatementHandler)target;
try {
return invocation.proceed();
} finally {
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("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) {
}
}
张书毫_Mybatis/src/main/resource/MyMapper.xml 0 → 100644
View file @ 360f92b7
<?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="MyMapper">
<select id="selectUser" resultType="com.cesgroup.mybatiswork.entity.User">
select * from user where id = #{id}
</select>
<insert id="insert" parameterType="com.cesgroup.mybatiswork.entity.User">
INSERT INTO user (id, name, info) VALUES (#{id}, #{name}, #{info})
</insert>
</mapper>
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张书毫_Mybatis/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/mybatis2?seUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=GMT%2B8
username=root
password=root
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张书毫_Mybatis/src/main/resource/mybatis-config.xml 0 → 100644
View file @ 360f92b7
<?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>
张书毫_Mybatis/src/main/resource/mybatis.sql 0 → 100644
View file @ 360f92b7
SET NAMES utf8mb4;
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
DROP TABLE IF EXISTS `mybatis`;
CREATE TABLE `user` (
`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;
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