完整代码
关键代码
pom.xml:
<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.shuoeasy</groupId> <artifactId>test</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>test</name> <url>http://maven.apache.org</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <maven.compiler.source>1.8</maven.compiler.source> <maven.compiler.target>1.8</maven.compiler.target> <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>4.3.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>4.3.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aop</artifactId> <version>4.3.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>4.3.1.RELEASE</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>6.0.2</version> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>4.3.11.Final</version> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-c3p0</artifactId> <version>4.3.11.Final</version> </dependency> </dependencies> </project>
applicationContent.xml:
<?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:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd"> <!-- 配置自动扫描的包 --> <context:component-scan base-package="com.shuoeasy.test"></context:component-scan> <!-- 配置数据源 --> <context:property-placeholder location="classpath:db.properties"/> <!-- 配置C3P0数据源 --> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="user" value="${jdbc.user}"></property> <property name="password" value="${jdbc.password}"></property> <property name="jdbcUrl" value="${jdbc.jdbcUrl}"></property> <property name="driverClass" value="${jdbc.driverClass}"></property> <property name="initialPoolSize" value="${jdbc.initialPoolSize}"></property> <property name="maxPoolSize" value="${jdbc.maxPoolSize}"></property> </bean> <!-- 配置Hibernate 的 SessionFactory --> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <!-- 配置数据源属性 --> <property name="dataSource" ref="dataSource"></property> <!-- 配置hibernate配置文件的位置及名称 --> <!-- <property name="configLocation" value="classpath:hibernate.cfg.xml"></property> --> <!-- 使用 hibernateProperties 属相来配置 Hibernate 原生的属性 --> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5InnoDBDialect</prop> <prop key="hibernate.show_sql">true</prop> <prop key="hibernate.format_sql">true</prop> <prop key="hibernate.hbm2ddl.auto">update</prop> </props> </property> <!-- 配置 hibernate映射文件的位置及名称 --> <property name="mappingLocations" value="classpath:/com/shuoeasy/test/entity/*.hbm.xml"></property> </bean> <!-- 配置Spring的声明式事务 --> <!-- 1.配置事务管理器 --> <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory"></property> </bean> <!-- 2.配置事务属性，需要事务管理器 --> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="get" read-only="true"/> <tx:method name="*"/> </tx:attributes> </tx:advice> <!-- 3.配置事务切点，并把切点和事务属性关联起来 --> <aop:config> <aop:pointcut expression="execution(* com.shuoeasy.test.service.*.*(..))" id="txPointcut"/> <aop:advisor advice-ref="txAdvice" pointcut-ref="txPointcut"/> </aop:config> </beans>
db.properties:
jdbc.user=root jdbc.password=111111 jdbc.driverClass=com.mysql.jdbc.Driver jdbc.jdbcUrl=jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=utf-8&useSSL=false&useLegacyDatetimeCode=false&serverTimezone=Australia/Melbourne jdbc.initialPoolSize=5 jdbc.maxPoolSize=5
hibernate.cfg.xml:
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"> <hibernate-configuration> <session-factory> <!-- hibernate 的基本信息 --> <!-- hibernate 所使用的数据库方言 --> <property name="hibernate.dialect">org.hibernate.dialect.MySQL5InnoDBDialect</property> <!-- 执行操作时是否在控制台打印sql --> <property name="show_sql">true</property> <!-- 是否对sql进行格式化 --> <property name="format_sql">true</property> <!-- 指定自动生成数据表策略 --> <property name="hbm2ddl.auto">update</property> <property name="current_session_context_class">thread</property> <!-- 指定关联的 .hbm.xml文件 --> <!-- <mapping resource="com/shuoeasy/test/entity/User.hbm.xml" /> <mapping resource="com/shuoeasy/test/entity/Orders.hbm.xml" /> --> </session-factory> </hibernate-configuration>
AppTest.java:
package com.shuoeasy.test;
import javax.sql.DataSource;
import org.junit.Before;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.orm.hibernate4.HibernateTransactionManager;
/**
* Spring学习
*/
public class AppTest {
ApplicationContext ctx ;
@Before
public void init(){
ctx = new ClassPathXmlApplicationContext("applicationContent.xml");
}
@Test
public void test() {
DataSource dataSource = (DataSource) ctx.getBean("dataSource");
System.out.println(dataSource);
HibernateTransactionManager m = (HibernateTransactionManager) ctx.getBean("transactionManager");
System.out.println(m);
}
}
