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完整版spring hibernate整合采用annotation

程序员文章站 2022-06-13 15:26:00
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Keyword.java

//*******************************************************************//
//
//** 创建人:   何岳军
//
//** 描  述:   message表(留言表)实体bean
//
//** 版  本:  湖南农业大学关工委网站2010版
//
//*******************************************************************//
package cn.hauggw.beans;

import java.util.*;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

import org.hibernate.annotations.GenericGenerator;
@Entity
@Table(name="tb_keyword")
public class Keyword {

	private long id;				// 自动编号
	private int uid;  			// 用户id
	private String keyword; 	// 关键字
	private int property;		// 属性 0 1
	private Date adddate;		//日期
	
	@Id
	@GeneratedValue(generator = "paymentableGenerator")     
	@GenericGenerator(name = "paymentableGenerator", strategy = "identity")  
	public long getId() {
		return id;
	}
	public void setId(long id) {
		this.id = id;
	}
	@Column(name="uid")
	public int getUid() {
		return uid;
	}
	public void setUid(int uid) {
		this.uid = uid;
	}
	@Column(name="keyword")
 	public String getKeyword() {
		return keyword;
	}
	public void setKeyword(String keyword) {
		this.keyword = keyword;
	}
	@Column(name="property")
	public int getProperty() {
		return property;
	}
	public void setProperty(int property) {
		this.property = property;
	}
	@Column(name="adddate")
	public Date getAdddate() {
		return adddate;
	}
	public void setAdddate(Date adddate) {
		this.adddate = adddate;
	}

	
}

 

 

DAO.java (接口类)

//*******************************************************************//
//
//** 创建人:   何岳军
//
//** 描  述:   DAO接口
//
//** 版  本:  湖南农业大学关工委网站2010版
//
//*******************************************************************//
package cn.hauggw.service;

public interface DAO {

	/**
	 * 获取记录总数
	 * @param entityClass 实体类
	 * @return
	 */
	public <T> long getCount(Class<T> entityClass);
	
	/**
	 * 清除一级缓存的数据
	 */
	public void clear();
	
	/**
	 * 保存实体
	 * @param entity 实体id
	 */
	public void save(Object entity);
	
	/**
	 * 更新实体
	 * @param entity 实体id
	 */
	public void update(Object entity);
	
	/**
	 * 删除实体
	 * @param entityClass 实体类
	 * @param entityid 实体id
	 */
	public <T> void delete(Class<T> entityClass, Object entityid);
	
	/**
	 * 删除实体
	 * @param entityClass 实体类
	 * @param entityids 实体id数组
	 */
	public <T> void delete(Class<T> entityClass, Object[] entityids);
	
	/**
	 * 获取实体
	 * @param <T>
	 * @param entityClass 实体类
	 * @param entityId 实体id
	 * @return
	 */
	public <T> T find(Class<T> entityClass, Object entityId);

}

 

 

DAOService.java

 

//*******************************************************************//
//
//** 创建人:   何岳军
//
//** 描  述:   DAO实现 
//
//** 版  本:  湖南农业大学关工委网站2010版
//
//*******************************************************************//
package cn.hauggw.service.impl;

import java.io.Serializable;

import javax.annotation.Resource;

import org.hibernate.SessionFactory;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
import cn.hauggw.service.DAO;;

@Transactional
public class DAOService implements DAO {
	@Resource private SessionFactory sessionFactory;
	public void clear() {
		sessionFactory.getCurrentSession().clear();
	}

	public <T> void delete(Class<T> entityClass, Object entityid) {
		delete(entityClass,new Object[]{entityid});
	}

	public <T> void delete(Class<T> entityClass, Object[] entityids) {
		for(Object id : entityids){
			sessionFactory.getCurrentSession().delete(sessionFactory.getCurrentSession().load(entityClass, (Serializable) id));
		}
	}
	@SuppressWarnings("unchecked")
	@Transactional(readOnly=true,propagation=Propagation.NOT_SUPPORTED)
	public <T> T find(Class<T> entityClass, Object entityId) {
		return (T) sessionFactory.getCurrentSession().get(entityClass, (Serializable) entityId);
	}

	@Transactional(readOnly=true,propagation=Propagation.NOT_SUPPORTED)
	public <T> long getCount(Class<T> entityClass) {
		return 0;
	}

	public void save(Object entity) {
		sessionFactory.getCurrentSession().persist(entity);
	}

	public void update(Object entity) {
		sessionFactory.getCurrentSession().merge(entity);
	}

}

 

 

 

 

bean.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: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">
           
	 <context:annotation-config/>
	<!--  <context:component-scan base-package="cn" /> -->
	 <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
	    <property name="driverClassName" value="com.microsoft.jdbc.sqlserver.SQLServerDriver"/>
	    <property name="url" value="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=ggwnet"/>
	    <property name="username" value="sa"/>
	    <property name="password" value="hyj_lk"/>
	    
	  </bean>
	  
	<bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
	     <property name="dataSource" ref="dataSource"/>
		<property name="annotatedClasses">
		       <list>
			<!-- <value>classpath:/cn/hauggw/beans</value> -->
			<value>cn.hauggw.beans.Message</value>
			<value>cn.hauggw.beans.Keyword</value>
		       </list>
		</property>
	     <property name="hibernateProperties">
		    <value>
		        hibernate.dialect=org.hibernate.dialect.SQLServerDialect
		        hibernate.show_sql=true
		        hibernate.format_sql=true
		    </value>
	     </property>
	</bean>
	<!-- 事务管理器 -->
	<bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
	  	<property name="sessionFactory" ref="sessionFactory"/>
	</bean>
	<tx:annotation-driven transaction-manager="txManager"/>
	
	<bean id="daoService" class="cn.hauggw.service.impl.DAOService" />
	<bean id="keywordService" class="cn.hauggw.service.impl.KeywordServiceBean" />
		
</beans>