简易的CRM系统案例之易的CRM系统案例之JSP+MySQL+SSH框架版本

主要对上一篇hibernate与Spring进行整合改进

简易的CRM系统案例之Struts2+Hibernate3+JSP+MySQL版本

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bean-base.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: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.xsd
          http://www.springframework.org/schema/context
         http://www.springframework.org/schema/context/spring-context.xsd
         http://www.springframework.org/schema/aop
         http://www.springframework.org/schema/aop/spring-aop.xsd
         http://www.springframework.org/schema/tx
          http://www.springframework.org/schema/tx/spring-tx.xsd">

    <!-- 所有配置的公共部门 -->

    <!-- 1) 连接池实例 -->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.jdbc.Driver"></property>
        <property name="jdbcUrl" value="jdbc:mysql:///infos"></property>
        <property name="user" value="root"></property>
        <property name="password" value="root"></property>
        <property name="initialPoolSize" value="3"></property>
        <property name="maxPoolSize" value="6"></property>
    </bean>

    <!-- 2) SessionFactory实例创建 -->
    <!-- 所有的配置都由spring维护(项目中不需要hibernate.cfg.xml啦) -->
    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <!-- a. 连接池 -->
        <property name="dataSource" ref="dataSource"></property>

        <!-- b. hibernate常用配置： 方言、显示sql、自动建表等 -->
        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
                <prop key="hibernate.show_sql">true</prop>
                <prop key="hibernate.hbm2ddl.auto">update</prop>
            </props>
        </property>

        <!-- c. 映射配置 -->
        <property name="mappingLocations">
            <list>
                <value>classpath:com/loaderman/crm/entity/*.hbm.xml</value>
            </list>
        </property>
    </bean>

    <!-- 3) 事务配置 -->
    <!-- # 事务管理器 -->
    <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    <!-- # 事务增强 -->
    <tx:advice id="txAdvice" transaction-manager="txManager">
        <tx:attributes>
            <tx:method name="*" read-only="false"/>
        </tx:attributes>
    </tx:advice>
    <!-- # AOP配置 -->
    <aop:config>
        <aop:pointcut expression="execution(* com.loaderman.crm.dao.*.*(..))" id="pt"/>
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pt"/>
    </aop:config>

</beans>

bean-dao.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: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.xsd
          http://www.springframework.org/schema/context
         http://www.springframework.org/schema/context/spring-context.xsd
         http://www.springframework.org/schema/aop
         http://www.springframework.org/schema/aop/spring-aop.xsd
         http://www.springframework.org/schema/tx
          http://www.springframework.org/schema/tx/spring-tx.xsd">
    <bean id="accountDao" class="com.loaderman.crm.dao.impl.AccountDaoimp" scope="singleton" lazy-init="false">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    <bean id="policyDao" class="com.loaderman.crm.dao.impl.PolicyDaoimp" scope="singleton" lazy-init="false">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    <bean id="userDao" class="com.loaderman.crm.dao.impl.UserDaoimp" scope="singleton" lazy-init="false">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    <aop:aspectj-autoproxy proxy-target-class="true"/>
</beans>     

package com.loaderman.crm.dao.impl;

import com.loaderman.crm.dao.BaseDao;
import com.loaderman.crm.dao.UserDao;
import com.loaderman.crm.entity.User;
import org.hibernate.*;
import org.hibernate.criterion.Restrictions;

import java.util.List;

public class UserDaoimp extends BaseDao implements UserDao {
    // Spring与Hibernate整合： IOC容器注入
    private SessionFactory sessionFactory;
    public void setSessionFactory(SessionFactory sessionFactory) {
        this.sessionFactory = sessionFactory;
    }
    @Override
    //获取所有客户信息
    public List<User> getAllUser() {
        System.out.println("getAllUser");
        try {
            System.out.println("sessionFactory.getCurrentSession()"+sessionFactory.getCurrentSession());
            Query q = sessionFactory.getCurrentSession().createQuery(" from User");
            return q.list();
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {

        }
    }

    @Override
    public User getUserMoreInfo(User user) {

//        Session session = null;
//        Transaction tx = null;
        try {
//            session = HibernateUtils.getSession();
//            tx = session.beginTransaction();
            return (User)  sessionFactory.getCurrentSession().get(User.class, user.getId());
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
//            tx.commit();
//            session.close();
        }

    }

    @Override
    public List<User> getUserByName(String name) {

//        Session session = null;
//        Transaction tx = null;
        try {
//            session = HibernateUtils.getSession();
//            tx = session.beginTransaction();
            Query q =  sessionFactory.getCurrentSession().createQuery("from User where name=?");
            // 注意：参数索引从0开始
            q.setParameter(0, name);
            // 执行查询
            return q.list();
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
//            tx.commit();
//            session.close();
        }
    }

    @Override
    //添加学生
    public int addUser(User user) {
//        Session session = null;
//        Transaction tx = null;
        try {
//            session = HibernateUtils.getSession();
//            tx =  sessionFactory.getCurrentSession().beginTransaction();
            sessionFactory.getCurrentSession().save(user);
            return 1;
        } catch (Exception e) {
            throw new RuntimeException(e);

        } finally {
//            tx.commit();
//            session.close();
        }
    }

    @Override
    //删除
    public int delUser(User user) {

        try {

            // 先根据id查询对象，再判断删除
            Object obj =  sessionFactory.getCurrentSession().get(User.class, user.getId());
            if (obj != null) {
                sessionFactory.getCurrentSession().delete(obj);
            }
            return 1;
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {

        }

    }

    @Override
    public int modifyUser(User user) {

        try {

            sessionFactory.getCurrentSession().update(user);
            return 1;
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {

        }

    }

    //查找指定的客户存在不存在
    public boolean findUser(User user) {

        Criteria criteria =  sessionFactory.getCurrentSession().createCriteria(User.class);
        // 构建条件
        criteria.add(Restrictions.eq("name", user.getName()));
        criteria.add(Restrictions.eq("telephone", user.getTelephone()));
        List list = criteria.list();
        System.out.println("查询用户"+list.size());

        if (list.size()>0){
            return true;
        }else {
            System.out.println("没有查询到");
            return false;
        }

    }

}

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