Hibernate annotation简单配置

<?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/tx
        http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="locations">
            <list>
                <value>WEB-INF/config/datasource.properties</value>
            </list>
        </property>
    </bean>

    <context:component-scan base-package="com.test.hrrs" />

    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource" destroy-method="close">
        <property name="driverClassName" value="${driver}" />
        <property name="url" value="${url}" />
        <property name="username" value="${username}" />
        <property name="password" value="${password}" />
    </bean>

    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.dialect">${hibernate.dialect}</prop>
                <prop key="hibernate.generate_statistics">${hibernate.generate.statistics}</prop>
                <prop key="hibernate.show_sql">${hibernate.showSQL}</prop>
                <prop key="connection.useUnicode">${hibernate.connection.useUnicode}</prop>
                <prop key="connection.characterEncoding">${hibernate.connection.characterEncoding}</prop>
                <prop key="hibernate.autoReconnect">${hibernate.autoReconnect}</prop>
            </props>
        </property>
        <property name="annotatedClasses">
            <list>
                <value>com.test.hrrs.entity.user.User</value>
            </list>
        </property>
    </bean>

    <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>

    <tx:annotation-driven transaction-manager="transactionManager" />
</beans>

 

/**
 * 
 */
package com.test.hrrs.entity;

import java.io.Serializable;
import java.util.Date;

import javax.persistence.Column;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

import org.hibernate.annotations.GenericGenerator;

/**
 * @author Clay Zhong, [email protected]
 * @date May 9, 2009
 */
@MappedSuperclass
public class BaseEntity implements Serializable {
    private static final long serialVersionUID = -7551458114675415168L;

    protected String id;
    protected Date createdDate;
    protected Date updatedDate;
    protected Date expiredDate;

    public boolean equals(Object obj) {
        if (obj instanceof BaseEntity) {
            return ((BaseEntity) obj).getId().equals(id);
        } else {
            return false;
        }
    }

    public int hashCode() {
        return id.hashCode() * 17;
    }

    @Id
    @GeneratedValue(generator = "system-uuid")
    @GenericGenerator(name = "system-uuid", strategy = "uuid")
    public String getId() {
        return id;
    }

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

    @Column(name = "created_date")
    @Temporal(TemporalType.TIMESTAMP)
    public Date getCreatedDate() {
        return createdDate;
    }

    public void setCreatedDate(Date createdDate) {
        this.createdDate = createdDate;
    }

    @Column(name = "updated_date")
    @Temporal(TemporalType.TIMESTAMP)
    public Date getUpdatedDate() {
        return updatedDate;
    }

    public void setUpdatedDate(Date updatedDate) {
        this.updatedDate = updatedDate;
    }

    @Column(name = "expired_date")
    @Temporal(TemporalType.TIMESTAMP)
    public Date getExpiredDate() {
        return expiredDate;
    }

    public void setExpiredDate(Date expiredDate) {
        this.expiredDate = expiredDate;
    }
}

 

/**
 * 
 */
package com.test.hrrs.entity.user;

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

import com.test.hrrs.entity.BaseEntity;

/**
 * @author Clay Zhong, [email protected]
 *
 * @date Jun 20, 2009
 */
@Entity
@Table(name = "user")
public class User extends BaseEntity {
    private static final long serialVersionUID = -8755593241668230921L;

    private String username;
    private String password;
    private String email;

    public String toString() {
        return new StringBuilder("[User Entity] id: ").append(id).append(", name: ").append(username).toString();
    }

    @Column(nullable = false, length = 45, unique = true)
    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    @Column(nullable = false, length = 45)
    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    @Column(nullable = false, length = 100, unique = true)
    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }
}