Spring和MyBatis整合
spring配置文件:
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context" xmlns:util="http://www.springframework.org/schema/util" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.2.xsd"> <context:property-placeholder location="classpath:application.properties" ignore-unresolvable="true"/> <util:properties id="fmqProperties" location="classpath:fmq.properties" /> <!-- <context:property-placeholder location="classpath:fmq.properties" ignore-unresolvable="true"/> --> <bean id="misDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="driverClass" value="${oracle.jdbc.driverClassName}"></property> <property name="jdbcUrl" value="${oracle.jdbc.url}"></property> <property name="user" value="${oracle.jdbc.username}"></property> <property name="password" value="${oracle.jdbc.password}"></property> <property name="initialPoolSize" value="10"></property> <property name="maxPoolSize" value="15"></property> <property name="maxIdleTime" value="30"></property> <!-- seconds --> <property name="acquireIncrement" value="5"></property> <!-- increment connections when valid pooled connection size is 0 --> <property name="idleConnectionTestPeriod" value="60"></property> <!-- test idle connection in pool per 60 seconds --> </bean> <bean id="misSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="misDataSource" /> <property name="configLocation" value="classpath:MyBatis-Configuration.xml"></property> </bean> <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate"> <constructor-arg index="0" ref="misSessionFactory" /> </bean> <bean id="baseDao" class="com.highershine.gdna2.dao.GdnaBaseDao"> <property name="sqlSessionTemplate" ref="sqlSession"></property> </bean> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="misDataSource"></property> </bean> <tx:annotation-driven transaction-manager="transactionManager"/> <context:annotation-config /> <context:component-scan base-package="com.highershine.gdna2" /> </beans>
此处Dao继承org.mybatis.spring.support.SqlSessionDaoSupport
import java.io.InputStream; import java.io.OutputStream; import java.sql.Blob; import java.util.List; import javax.annotation.Resource; import org.apache.ibatis.session.RowBounds; import org.apache.ibatis.session.SqlSessionFactory; import org.mybatis.spring.support.SqlSessionDaoSupport; import org.springframework.stereotype.Repository; /** * <p> * Dao基类 * </p> * * * @author lizhihua * */ @Repository("baseDao") public class GdnaBaseDao extends SqlSessionDaoSupport { @Resource public void setSqlSessionFactory(SqlSessionFactory sqlSessionFactory){ super.setSqlSessionFactory(sqlSessionFactory); } /** *插入数据 * @param statement * @return */ public int insert(String statement)throws Exception{ return getSqlSession().insert(statement); } /** *根据对象插入数据 * @param statement * @param parameter * @return */ public int insert(String statement, Object parameter) throws Exception{ return getSqlSession().insert(statement, parameter); } /** *删除数据 * @param statement * @return */ public int delete(String statement) throws Exception{ return getSqlSession().delete(statement); } /** *根据条件删除数据 * @param statement * @param parameter * @return */ public int delete(String statement, Object parameter) throws Exception { return getSqlSession().delete(statement, parameter); } /** *更新数据 * @param statement * @return */ public int update(String statement) throws Exception{ return getSqlSession().update(statement); } /** *根据条件更新数据 * @param statement * @param parameter * @return */ public int update(String statement, Object parameter) throws Exception{ return getSqlSession().update(statement, parameter); } /** *查询单个实体 * @param <T> * @param statement * @return */ @SuppressWarnings("unchecked") public <T> T selectOne(String statement) throws Exception { return (T) getSqlSession().selectOne(statement); } /** *根据条件查询单个实体 * @param <T> * @param statement * @param parameter * @return */ @SuppressWarnings("unchecked") public <T> T selectOne(String statement, Object parameter) throws Exception { return (T) getSqlSession().selectOne(statement, parameter); } /** *查询列表 * @param <T> * @param statement * @return */ public <T> List<T> selectList(String statement) throws Exception { return getSqlSession().selectList(statement); } /** *根据条件查询列表 * @param <T> * @param statement * @param parameter * @return */ public <T> List<T> selectList(String statement, Object parameter) throws Exception{ return getSqlSession().selectList(statement, parameter); } /** *根据条件及分页信息查询列表 * @param <T> * @param statement * @param parameter * @param rowBounds * @return */ public <T> List<T> selectList(String statement, Object parameter, RowBounds rowBounds) throws Exception{ return getSqlSession().selectList(statement, parameter, rowBounds); } /** *创建Blob对象 * @param inputStream * @return */ public Blob createBlob(InputStream inputStream) throws Exception{ if (inputStream == null) return null; byte[] buffer = new byte[1024]; int readlen = 0; try { Blob blob = getSqlSession().getConnection().createBlob(); OutputStream outputStream = blob.setBinaryStream(1); readlen = inputStream.read(buffer, 0, 1024); while (readlen > 0) { outputStream.write(buffer, 0, readlen); outputStream.flush(); readlen = inputStream.read(buffer, 0, 1024); } return blob; } catch (Exception e) { } return null; } }
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