基于Mybatis封装的增删改查实现通用自动化sql 博客分类： JavaEE dao
程序员文章站
2024-02-14 11:47:10
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1.基于map或javaBean的增删改查可实现不写dao接口和实现类以及xml，有效的提高开发速度。
2.支持自定义注解包括主键生成、列重复验证、列名、表名等
3.支持批量插入、批量更新、批量删除
2.支持自定义注解包括主键生成、列重复验证、列名、表名等
3.支持批量插入、批量更新、批量删除
<bean id="dynamicSqlSessionTemplate" class="com.mqy.mybatis.support.DynamicSqlSessionTemplate"> <property name="dataSource" ref="dataSource" /> <property name="sqlSessionFactory" ref="sqlSessionFactory" /> <property name="convertNameProcessor"><bean class="com.mqy.mybatis.convert.DefaultConvertName"/></property><!-- 驼峰转下划线 --> <!--<property name="splitSign" value="," /> --> <!--批量操作的分隔符 选配--> <!--<property name="annotationProcessor" ref="annotationProcessorTest"/>--> <!--自定义注解实现策略 选配--> </bean> <!-- 定义MyBatis SqlSessionFactory --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <property name="plugins"> <array> <bean class="cn.com.framework.orm.mybatis.interceptor.PagingInterceptor"> <property name="dialect"> <bean class="cn.com.framework.orm.mybatis.dialect.PostgreSQL81Dialect" /> </property> </bean> </array> </property> <property name="mapperLocations"> <list> <value>classpath*:com/mqy/mybatis/EasyMapper.xml</value> </list> </property> </bean>
package com.fw.mybatis;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.transaction.TransactionConfiguration;
import org.springframework.transaction.annotation.Transactional;
import com.fw.mybatis.constant.JdbcConstants;
import com.fw.mybatis.support.DynamicSqlSessionTemplate;
import com.fw.web.core.acl.model.User;
import com.fw.web.core.base.util.WebContextUtils;
/**
* 功能：</b>通用增删改测试类<br>
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"classpath:applicationContext-core.xml", "classpath:applicationContext-datasource.xml"})
@Transactional
@TransactionConfiguration(transactionManager = "transactionAdvice", defaultRollback = false)
public class JdbcManageUtilTest{
private final static Logger logger = LoggerFactory.getLogger(JdbcManageUtilTest.class);
@Autowired
private ApplicationContext ctx;
DynamicSqlSessionTemplate dynamicSqlSessionTemplate;
@Before
public void init(){
logger.debug("模块初始化开始...");
// String[] xmlCfg = new String[] { "classpath:applicationContext-core.xml", "classpath:applicationContext-datasource.xml"};
// WebContextUtils.setAc(new ClassPathXmlApplicationContext(xmlCfg));
WebContextUtils.setAc(ctx);
dynamicSqlSessionTemplate = (DynamicSqlSessionTemplate)WebContextUtils.getAc().getBean("dynamicSqlSessionTemplate");
}
/**
* <b>功能描述：</b>map插入单条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testInsertMap(){
Map<String, Object> pojoMap = new HashMap<>();
pojoMap.put(JdbcConstants.TABLE_NAME, "acl_user");
pojoMap.put("id", Math.round(Math.random() * 1000)+"");
pojoMap.put(JdbcConstants.KEY, "id");//如果列名称是id可以不加入此行代码
pojoMap.put("username", "abc");
dynamicSqlSessionTemplate.insert(pojoMap);
}
/**
* <b>功能描述：</b>bean插入单条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testInsertBean(){
User User = new User();
User.setId(Math.round(Math.random() * 1000)+"");
User.setUsername("222");
dynamicSqlSessionTemplate.insert(User);
}
/**
* <b>功能描述：</b>批量map或bean插入多条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testInsertBatch(){
List<Object> pojoList = new ArrayList<>();
for (int i = 0; i < 3; i++) {
Map<String, Object> pojoMap = new HashMap<>();
pojoMap.put(JdbcConstants.TABLE_NAME, "acl_user");
pojoMap.put("id", Math.round(Math.random() * 1000));
pojoMap.put(JdbcConstants.KEY, "id");
pojoMap.put("abc", 333);
pojoList.add(pojoMap);
}
dynamicSqlSessionTemplate.insertBatch(pojoList);
pojoList = new ArrayList<>();
for (int i = 0; i < 3; i++) {
User user = new User();
user.setId(Math.round(Math.random() * 1000)+"");
user.setUsername("abc");
pojoList.add(user);
}
dynamicSqlSessionTemplate.insertBatch(pojoList);
}
/**
* <b>功能描述：</b>map修改单条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testUpdateMap(){
Map<String, Object> params = new HashMap<>();
params.put("username", "111");
List<Map<String, Object>> paramList = dynamicSqlSessionTemplate.select("framework.selectMap", params);
for(Map<String, Object> pojoMap:paramList){
params.put(JdbcConstants.TABLE_NAME, "acl_user");
params.put(JdbcConstants.ID, pojoMap.get(JdbcConstants.ID));
dynamicSqlSessionTemplate.update(params);
}
}
/**
* <b>功能描述：</b>bean修改单条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testUpdateBean(){
User User = new User();
User.setUsername("111");
List<User> UserList = dynamicSqlSessionTemplate.select("framework.selectBean", User);
for(User test:UserList){
test.setUsername("abc");
dynamicSqlSessionTemplate.update(test);
}
}
/**
* <b>功能描述：</b>map删除单条或多条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testDeleteMap(){
Map<String, Object> params = new HashMap<>();
params.put("username", "333");
String value = "";
List<Map<String, Object>> paramList = dynamicSqlSessionTemplate.select("framework.selectMap", params);
for(Map<String, Object> pojoMap:paramList){
params.put(JdbcConstants.TABLE_NAME, "acl_user");
value = value + "," + pojoMap.get(JdbcConstants.ID);
}
params.remove("username");
params.put(JdbcConstants.TABLE_NAME, "acl_user");
params.put(JdbcConstants.ID, value.replaceFirst(",", ""));
dynamicSqlSessionTemplate.delete(params);
}
/**
* <b>功能描述：</b>map查询单条或多条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testSelectMap(){
Map<String, Object> params = new HashMap<>();
params.put("username", "111");
List<Map<String, Object>> paramList = dynamicSqlSessionTemplate.select("framework.selectMap", params);
for(Map<String, Object> pojoMap:paramList){
System.out.println("testSelectMap:"+pojoMap);
}
}
/**
* <b>功能描述：</b>bean查询单条记录<br>
* 20140826 | | 创建方法</li>
*/
@Test
public void testSelectBean(){
User user = new User();
user.setUsername("abc");
List<User> UserList = dynamicSqlSessionTemplate.select("framework.selectBean", user);
for(User u:UserList){
System.out.println("testSelectBean:"+u.getUsername());
}
}
@Test
public void testSelectOne(){
User bbiTest = dynamicSqlSessionTemplate.load(User.class, "174");
System.out.println(bbiTest);
}
}
package com.fw.web.core.acl.model;
import java.io.Serializable;
import java.util.Date;
import javax.persistence.Column;
import javax.persistence.Id;
import javax.persistence.Table;
import com.mqy.mybatis.annotation.Generate;
import com.mqy.mybatis.annotation.NotRepeat;
import com.fw.mybatis.constant.GenerateType;
/**
* 基于EasyMybatis的javaBean支持注解
*/
@Table(name="acl_user")
public class User implements Serializable{
private static final long serialVersionUID = 5044173991416581564L;
@Id
@Generate(type=GenerateType.AUTO,lenght=2) //主键生成策略,括号中内容可不写
@Column(name="id")//可选
private String id;
@NotRepeat //验证重复
private String username;
private Date createTime;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public Date getCreateTime() {
return createTime;
}
public void setCreateTime(Date createTime) {
this.createTime = createTime;
}
}
package com.fw.mybatis;
import java.util.Map;
import com.mqy.mybatis.annotation.AnnotationProcessor;
import com.mqy.mybatis.annotation.bean.GenerateObject;
import com.mqy.mybatis.annotation.bean.NotRepeatObject;
import com.fw.mybatis.constant.GenerateType;
/**
* 功能：主键列生成策略、列重复判断实现类
*/
public class AnnotationProcessorTest implements AnnotationProcessor {
@Override
public Object generate(GenerateObject generate) {
Object obj = null;
if(GenerateType.AUTO.equals(generate.getType())) {
} else if (GenerateType.CHECK.equals(generate.getType())) {
} else if (GenerateType.CHECK_PARAMS.equals(generate.getType())) {
} else if (GenerateType.PREFIX.equals(generate.getType())) {
}
return obj;
}
/**
* <b>功能描述：</b>校验名称是否重复<br>
* @param {String} tableName 表名称
* @param {String} ckeckColumeName 校验列
* @param {String} ckeckColumeValue 校验列值
* @param {String} queryColumeName 筛选列
* @param {Object} queryColumeValue 筛选列值
* @return 响应结果
*/
@Override
public RuntimeException notRepeat(NotRepeatObject notRepeat) {
Map<String, Object> params = new HashMap<>();
String value = notRepeat.getColumnValue().toString();
params.put("tableName", notRepeat.getTableName());
params.put("ckeckColumeName", notRepeat.getColumnName());
params.put("ckeckColumeValue", value);
if("".equals(value)) {//为空时不做重复效验
return null;
}
List<Map<String, Object>> resultList = commonMapper.checkRepeatName(params);
if(resultList!=null&&(!resultList.isEmpty())){
Map<String, Object> resultMap = resultList.get(0);
Object delflg = resultMap.get("delflg");
if(notRepeat.getId()==null) {//新建
if(delflg!=null) {
if(Archive.DELFLG_RECYCLE==Integer.parseInt(delflg.toString())){//回收站判断重复
return new ModelValidateException(String.format("代码与回收站中档案[%s]重复", value));
}
}
return new ModelValidateException(String.format("代码与现有档案[%s]重复", value));
} else {//修改
Object id = resultMap.get(notRepeat.getKey());
if(id!=null&&(!id.toString().equals(notRepeat.getId().toString()))) {
if(delflg!=null) {
if(Archive.DELFLG_RECYCLE==Integer.parseInt(delflg.toString())){//回收站判断重复
return new ModelValidateException(String.format("代码与回收站中档案[%s]重复", value));
}
}
return new ModelValidateException(String.format("代码与现有档案[%s]重复", value));
}
}
}
return null;
}
}