spring2.5集成jpa

程序员文章站 2022-03-02 14:37:19

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所需jar包：

spring2.5：

aspectjrt.jar

aspectjweaver.jar

cglib-nodep-2.1_3.jar

common-annotations.jar

commons-logging.jar

log4j-1.2.15.jar

spring.jar

spring-webmvc-struts.jar

hibernate3.3:

antlr-2.7.6.jar

commons-collections-3.1.jar

dom4j-1.6.1.jar

ehcache-1.2.3.jar

ejb3-persistence.jar

hibernate3.jar

hibernate-annotations.jar

hibernate-commons-annotations.jar

javassist-3.9.0.GA.jar

jta-1.1.jar

slf4j-api-1.5.8.jar

slf4j-log4j12-1.5.8.jar

c3p0-0.9.1.2.jar

mysql-connector-java-5.1.7-bin.jar

数据库使用的是mysql5，脚本：

/*
MySQL Data Transfer
Source Host: localhost
Source Database: ssjdb
Target Host: localhost
Target Database: ssjdb
Date: 2010-3-30 18:47:37
*/

SET FOREIGN_KEY_CHECKS=0;
-- ----------------------------
-- Table structure for student_
-- ----------------------------
DROP TABLE IF EXISTS `student_`;
CREATE TABLE `student_` (
  `id_` int(11) NOT NULL AUTO_INCREMENT,
  `name_` varchar(20) DEFAULT NULL,
  `sex_` varchar(20) DEFAULT NULL,
  `age_` int(11) DEFAULT NULL,
  `grade_` varchar(60) DEFAULT NULL,
  `class_` varchar(60) DEFAULT NULL,
  PRIMARY KEY (`id_`)
) ENGINE=MyISAM AUTO_INCREMENT=35 DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records 
-- ----------------------------
INSERT INTO `student_` VALUES ('2', 'student2', '男', '12', '一年级', '二班');
INSERT INTO `student_` VALUES ('3', 'student3', '男', '13', '一年级', '二班');
INSERT INTO `student_` VALUES ('4', 'student4', '女', '14', '一年级', '二班');
INSERT INTO `student_` VALUES ('5', 'student5', '女', '15', '一年级', '二班');
INSERT INTO `student_` VALUES ('6', 'student6', '男', '16', '二年级', '一班');
INSERT INTO `student_` VALUES ('7', 'student7', '男', '17', '二年级', '一班');
INSERT INTO `student_` VALUES ('8', 'student8', '女', '18', '一年级', '一班');
INSERT INTO `student_` VALUES ('9', 'story1', '男', '19', '一年级', '二班');
INSERT INTO `student_` VALUES ('10', 'story2', '女', '11', '一年级', '一班');
INSERT INTO `student_` VALUES ('11', 'story3', '男', '12', '二年级', '一班');
INSERT INTO `student_` VALUES ('12', 'story4', '女', '13', '一年级', '二班');
INSERT INTO `student_` VALUES ('13', 'story5', '男', '14', '一年级', '一班');
INSERT INTO `student_` VALUES ('14', 'story6', '男', '15', '一年级', '一班');
INSERT INTO `student_` VALUES ('15', 'story7', '女', '16', '一年级', '二班');
INSERT INTO `student_` VALUES ('16', 'story8', '男', '17', '一年级', '二班');
INSERT INTO `student_` VALUES ('17', 'story9', '男', '18', '一年级', '二班');
INSERT INTO `student_` VALUES ('18', 'story8', '男', '15', '一年级', '二班');
INSERT INTO `student_` VALUES ('19', 'story8', '男', '16', '一年级', '二班');

实体类：

/**
 * 学生信息类
 */
@Entity
@Table(name = "student_")
public class Student implements java.io.Serializable {

	private static final long serialVersionUID = 2345820270183923971L;
	private Integer id;//主键
	private String name;//名字
	private String sex;//性别
	private Integer age;//年龄
	private String grade;//年级
	private String class_;//班级

	public Student() {
	}

	@Id
	@GeneratedValue(strategy = IDENTITY)
	@Column(name = "id_", unique = true, nullable = false)
	public Integer getId() {
		return this.id;
	}

	public void setId(Integer id) {
		this.id = id;
	}

	@Column(name = "name_", length = 20)
	public String getName() {
		return this.name;
	}

	public void setName(String name) {
		this.name = name;
	}

	@Column(name = "sex_", length = 20)
	public String getSex() {
		return this.sex;
	}

	public void setSex(String sex) {
		this.sex = sex;
	}

	@Column(name = "age_")
	public Integer getAge() {
		return this.age;
	}

	public void setAge(Integer age) {
		this.age = age;
	}

	@Column(name = "grade_", length = 60)
	public String getGrade() {
		return this.grade;
	}

	public void setGrade(String grade) {
		this.grade = grade;
	}

	@Column(name = "class_", length = 60)
	public String getClass_() {
		return this.class_;
	}

	public void setClass_(String class_) {
		this.class_ = class_;
	}

}

persistence.xml配置文件：

<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
    http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" version="1.0">
    
	<persistence-unit name="ssjPU" transaction-type="RESOURCE_LOCAL">
		<provider>org.hibernate.ejb.HibernatePersistence</provider>
		<class>org.forever.xxxx.entities.Student</class>
		<properties>
			<property name="hibernate.connection.driver_class"
				value="com.mysql.jdbc.Driver" />
			<property name="hibernate.connection.url"
				value="jdbc:mysql://localhost:3306/paginationdb" />
			<property name="hibernate.connection.username" value="root" />
			<property name="hibernate.connection.password" value="root" />
			<property name="hibernate.hbm2ddl.auto" value="update"/>
			<property name="hibernate.show_sql" value="true"/>
		</properties>
	</persistence-unit>

</persistence>

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:context="http://www.springframework.org/schema/context"
	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
           http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
           http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
           http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
           http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">

	
	<!-- 1.配置数据源 -->
	<context:annotation-config />
     <context:component-scan base-package="org.forever.xxxx" />

	<bean id="dataSource"  
        class="com.mchange.v2.c3p0.ComboPooledDataSource"  
        destroy-method="close">   
        <property name="driverClass">   
            <value>com.mysql.jdbc.Driver</value>   
        </property>   
        <property name="jdbcUrl">   
            <value>jdbc:mysql://localhost:3306/ssjdb</value>   
        </property>   
        <property name="user">
            <value>root</value>   
        </property>   
        <property name="password">   
            <value>root</value>   
        </property> 
    </bean>
    
	<!-- 2.配置实体管理工厂 -->
	<bean id="entityManagerFactory"
		class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
		<property name="persistenceUnitName" value="ssjPU" />
		<property name="dataSource" ref="dataSource"/>
	</bean>

	<!-- 3.配置jpa模板工具 -->
	<bean id="jpaTemplate" class="org.springframework.orm.jpa.JpaTemplate">
		<property name="entityManagerFactory" ref="entityManagerFactory"/>
	</bean>
	
	<!-- 4.配置事务环境 -->
	<bean id="myTxManager" class="org.springframework.orm.jpa.JpaTransactionManager">
		<property name="entityManagerFactory" ref="entityManagerFactory" />
	</bean>
	
	<!-- 5.事务aop配置 -->
	<aop:config>
		<aop:pointcut id="bizMethod"
			expression="execution(* org.forever.xxxx.biz..*.*(..))" />
		<aop:advisor advice-ref="txAdvice" pointcut-ref="bizMethod" />
	</aop:config>

	<tx:advice id="txAdvice" transaction-manager="myTxManager">
		<tx:attributes>
			<tx:method name="get*" read-only="true" propagation="NOT_SUPPORTED" />
			<tx:method name="find*" read-only="true" propagation="NOT_SUPPORTED" />
			<tx:method name="*" propagation="REQUIRED" />
		</tx:attributes>
	</tx:advice>

</beans>

测试类：

package org.forever.xxxx.test;

import java.util.List;

import org.forever.xxxx.entities.Student;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.orm.jpa.JpaTemplate;

public class BeanTest {
	
	public static void main(String[] args) {
		
		ApplicationContext context = new ClassPathXmlApplicationContext("applicationContext.xml");
		JpaTemplate jpaTemplate = (JpaTemplate) context.getBean("jpaTemplate");
		List<?> list =  jpaTemplate.find("select student from Student student");
		for (Object object : list) {
			Student student = (Student)object;
			System.out.println(student.getName());
		}
		
	}
}

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