第十五章 Spring4 整合 struts2、hibernate

编程语言 2018-05-10 01:31:01 阅读次数: 0
这是spring4的最后一章，前面的学习都是做铺垫，这一章才是真正的实战，所有技术的学习都是为了应付实际项目需求。这一章将详细讲解ssh框架。

本章使用到的知识点较多，直接上代码吧，注释写得很详细。

由于博客单个文件限制10M，所以将lib拆分成3个压缩包上传。请解压lib压缩包到项目的lib下即可运行。

lib列表：

antlr-2.7.7.jar
aopalliance-1.0.jar
asm-3.3.jar
asm-commons-3.3.jar
aspectjweaver.jar
commons-beanutils-1.8.0.jar
commons-collections-3.1.jar
commons-fileupload-1.3.1.jar
commons-io-2.2.jar
commons-lang-2.4.jar
commons-lang3-3.1.jar
commons-logging-1.1.3.jar
dom4j-1.6.1.jar
ehcache-core-2.4.3.jar
ezmorph-1.0.6.jar
freemarker-2.3.19.jar
hibernate-c3p0-4.3.5.Final.jar
hibernate-commons-annotations-4.0.4.Final.jar
hibernate-core-4.3.5.Final.jar
hibernate-ehcache-4.3.5.Final.jar
hibernate-jpa-2.1-api-1.0.0.Final.jar
jandex-1.1.0.Final.jar
javassist-3.18.1-GA.jar
jboss-logging-3.1.3.GA.jar
jboss-logging-annotations-1.2.0.Beta1.jar
jboss-transaction-api_1.2_spec-1.0.0.Final.jar
mchange-commons-java-0.2.3.4.jar
mysql-connector-java-3.1.12-bin.jar
ognl-3.0.6.jar
slf4j-api-1.6.1.jar
spring-aop-4.0.6.RELEASE.jar
spring-aspects-4.0.6.RELEASE.jar
spring-beans-4.0.6.RELEASE.jar
spring-context-4.0.6.RELEASE.jar
spring-context-support-4.0.6.RELEASE.jar
spring-core-4.0.6.RELEASE.jar
spring-expression-4.0.6.RELEASE.jar
spring-jdbc-4.0.6.RELEASE.jar
spring-orm-4.0.6.RELEASE.jar
spring-tx-4.0.6.RELEASE.jar
spring-web-4.0.6.RELEASE.jar
spring-webmvc-4.0.6.RELEASE.jar
struts2-core-2.3.16.3.jar
struts2-spring-plugin-2.3.16.3.jar
xwork-core-2.3.16.3.jar




applicationContext.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:aop="http://www.springframework.org/schema/aop"   
    xmlns:context="http://www.springframework.org/schema/context"  
    xmlns:jee="http://www.springframework.org/schema/jee"  
    xmlns:tx="http://www.springframework.org/schema/tx"  
    xsi:schemaLocation="    
        http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd  
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd  
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd  
        http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-4.0.xsd  
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">    
  
    <!-- 定义数据源 -->
    <bean id="dataSource"
		class="org.springframework.jdbc.datasource.DriverManagerDataSource">
		<property name="driverClassName"
			value="com.mysql.jdbc.Driver">
		</property>
		<property name="url"
			value="jdbc:mysql://localhost:3306/test">
		</property>
		<property name="username" value="root"></property>
		<property name="password" value="root"></property>
	</bean>
      
    <!-- session工厂 -->  
    <bean id="sessionFactory"  
        class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">  
        <property name="dataSource">  
            <ref bean="dataSource" />  
        </property>  
        <property name="configLocation" value="classpath:hibernate.cfg.xml"/>  
        <!-- 自动扫描注解方式配置的hibernate类文件 -->  
        <property name="packagesToScan">  
            <list>  
                <value>com.fx.entity</value>  
            </list>  
        </property>  
    </bean>  
  
    <!-- 配置事务管理器 -->  
    <bean id="transactionManager"  
        class="org.springframework.orm.hibernate4.HibernateTransactionManager">  
        <property name="sessionFactory" ref="sessionFactory" />  
    </bean>  
  
    <!-- 配置事务通知属性 -->  
    <tx:advice id="txAdvice" transaction-manager="transactionManager">  
        <!-- 定义事务传播属性 -->  
        <tx:attributes>  
            <tx:method name="insert*" propagation="REQUIRED" />  
            <tx:method name="update*" propagation="REQUIRED" />  
            <tx:method name="edit*" propagation="REQUIRED" />  
            <tx:method name="save*" propagation="REQUIRED" />  
            <tx:method name="add*" propagation="REQUIRED" />  
            <tx:method name="new*" propagation="REQUIRED" />  
            <tx:method name="set*" propagation="REQUIRED" />  
            <tx:method name="remove*" propagation="REQUIRED" />  
            <tx:method name="delete*" propagation="REQUIRED" />  
            <tx:method name="change*" propagation="REQUIRED" />  
            <tx:method name="get*" propagation="REQUIRED" read-only="true" />  
            <tx:method name="find*" propagation="REQUIRED" read-only="true" />  
            <tx:method name="load*" propagation="REQUIRED" read-only="true" />  
            <tx:method name="*" propagation="REQUIRED" read-only="true" />  
        </tx:attributes>  
    </tx:advice>  
   
    <!-- 配置事务切面 -->  
    <aop:config>  
        <aop:pointcut id="serviceOperation"  
            expression="execution(* com.fx.service..*.*(..))" />  
        <aop:advisor advice-ref="txAdvice" pointcut-ref="serviceOperation" />  
    </aop:config>  
  
    <!-- 自动加载构建bean -->  
    <context:component-scan base-package="com.fx" />  
  
</beans>



hibernate.cfg.xml 


<?xml version='1.0' encoding='UTF-8'?>  
<!DOCTYPE hibernate-configuration PUBLIC  
         "-//Hibernate/Hibernate Configuration DTD 3.0//EN"  
    "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">  
  
<hibernate-configuration>  
    <session-factory>  
		
		<!--方言-->
        <property name="dialect">org.hibernate.dialect.MySQL5Dialect</property>  

        <!-- 显示sql语句 -->  
        <property name="show_sql">true</property>  
        
		<!-- 自动更新 -->
        <property name="hbm2ddl.auto">update</property>
  
  
    </session-factory>  
</hibernate-configuration>



struts.xml 


<?xml version="1.0" encoding="UTF-8"?>  
<!DOCTYPE struts PUBLIC  
    "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"  
    "http://struts.apache.org/dtds/struts-2.3.dtd">  
      
<struts>  
    <constant name="struts.action.extension" value="action" />  
    
    <!-- 声明action，访问路径，继承默认的struts -->
    <package name="s2sh" namespace="/user" extends="struts-default">
    	<!-- 
    		登录访问路径：/user/user_login.action
    		user_*表示action访问路径由user_开头，{1}表示方法名称为UserAction中login()方法
    	 -->
    	<action name="user_*" method="{1}" class="com.fx.action.UserAction">
    		<result name="success">/success.jsp</result>
    		<result name="error">/index.jsp</result>
    	</action>
    </package>
      
</struts>



User.java 


package com.fx.entity;


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="t_user")
public class User {

	private Integer id;
	private String userName;
	private String password;

	
	@Id
	@GenericGenerator(name = "generator", strategy = "native")
	@GeneratedValue(generator = "generator")
	@Column(name = "id", length=11)
	public Integer getId() {
		return id;
	}
	public void setId(Integer id) {
		this.id = id;
	}
	@Column(name = "userName", length = 20)
	public String getUserName() {
		return userName;
	}
	public void setUserName(String userName) {
		this.userName = userName;
	}
	@Column(name = "password", length = 20)
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
	
}


BaseDao.java 


package com.fx.dao;

import java.io.Serializable;
import java.util.List;

/**
 * 基础数据库操作类
 * 
 */
public interface BaseDao<T> {

	/**
	 * 保存一个对象
	 * 
	 * @param o
	 * @return
	 */
	public Serializable save(T o);

	/**
	 * 删除一个对象
	 * 
	 * @param o
	 */
	public void delete(T o);

	/**
	 * 更新一个对象
	 * 
	 * @param o
	 */
	public void update(T o);

	/**
	 * 保存或更新对象
	 * 
	 * @param o
	 */
	public void saveOrUpdate(T o);

	/**
	 * 查询
	 * 
	 * @param hql
	 * @return
	 */
	public List<T> find(String hql);

	/**
	 * 查询集合
	 * 
	 * @param hql
	 * @param param
	 * @return
	 */
	public List<T> find(String hql, Object[] param);

	/**
	 * 查询集合
	 * 
	 * @param hql
	 * @param param
	 * @return
	 */
	public List<T> find(String hql, List<Object> param);

	/**
	 * 查询集合(带分页)
	 * 
	 * @param hql
	 * @param param
	 * @param page
	 *            查询第几页
	 * @param rows
	 *            每页显示几条记录
	 * @return
	 */
	public List<T> find(String hql, Object[] param, Integer page, Integer rows);

	/**
	 * 查询集合(带分页)
	 * 
	 * @param hql
	 * @param param
	 * @param page
	 * @param rows
	 * @return
	 */
	public List<T> find(String hql, List<Object> param, Integer page, Integer rows);

	/**
	 * 获得一个对象
	 * 
	 * @param c
	 *            对象类型
	 * @param id
	 * @return Object
	 */
	public T get(Class<T> c, Serializable id);

	/**
	 * 获得一个对象
	 * 
	 * @param hql
	 * @param param
	 * @return Object
	 */
	public T get(String hql, Object[] param);

	/**
	 * 获得一个对象
	 * 
	 * @param hql
	 * @param param
	 * @return
	 */
	public T get(String hql, List<Object> param);

	/**
	 * select count(*) from 类
	 * 
	 * @param hql
	 * @return
	 */
	public Long count(String hql);

	/**
	 * select count(*) from 类
	 * 
	 * @param hql
	 * @param param
	 * @return
	 */
	public Long count(String hql, Object[] param);

	/**
	 * select count(*) from 类
	 * 
	 * @param hql
	 * @param param
	 * @return
	 */
	public Long count(String hql, List<Object> param);

	/**
	 * 执行HQL语句
	 * 
	 * @param hql
	 * @return 响应数目
	 */
	public Integer executeHql(String hql);

	/**
	 * 执行HQL语句
	 * 
	 * @param hql
	 * @param param
	 * @return 响应数目
	 */
	public Integer executeHql(String hql, Object[] param);

	/**
	 * 执行HQL语句
	 * 
	 * @param hql
	 * @param param
	 * @return
	 */
	public Integer executeHql(String hql, List<Object> param);

}



BaseDaOImpl.java 


package com.fx.dao.impl;

import java.io.Serializable;
import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import com.fx.dao.BaseDao;

@Repository("baseDao")
@SuppressWarnings("all")
public class BaseDaOImpl<T> implements BaseDao<T> {

	private SessionFactory sessionFactory;

	public SessionFactory getSessionFactory() {
		return sessionFactory;
	}

	@Autowired
	public void setSessionFactory(SessionFactory sessionFactory) {
		this.sessionFactory = sessionFactory;
	}

	private Session getCurrentSession() {
		return sessionFactory.getCurrentSession();
	}

	public Serializable save(T o) {
		return this.getCurrentSession().save(o);
	}

	public void delete(T o) {
		this.getCurrentSession().delete(o);
	}

	public void update(T o) {
		this.getCurrentSession().update(o);
	}

	public void saveOrUpdate(T o) {
		this.getCurrentSession().saveOrUpdate(o);
	}

	public List<T> find(String hql) {
		return this.getCurrentSession().createQuery(hql).list();
	}

	public List<T> find(String hql, Object[] param) {
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.length > 0) {
			for (int i = 0; i < param.length; i++) {
				q.setParameter(i, param[i]);
			}
		}
		return q.list();
	}

	public List<T> find(String hql, List<Object> param) {
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.size() > 0) {
			for (int i = 0; i < param.size(); i++) {
				q.setParameter(i, param.get(i));
			}
		}
		return q.list();
	}

	public List<T> find(String hql, Object[] param, Integer page, Integer rows) {
		if (page == null || page < 1) {
			page = 1;
		}
		if (rows == null || rows < 1) {
			rows = 10;
		}
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.length > 0) {
			for (int i = 0; i < param.length; i++) {
				q.setParameter(i, param[i]);
			}
		}
		return q.setFirstResult((page - 1) * rows).setMaxResults(rows).list();
	}

	public List<T> find(String hql, List<Object> param, Integer page, Integer rows) {
		if (page == null || page < 1) {
			page = 1;
		}
		if (rows == null || rows < 1) {
			rows = 10;
		}
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.size() > 0) {
			for (int i = 0; i < param.size(); i++) {
				q.setParameter(i, param.get(i));
			}
		}
		return q.setFirstResult((page - 1) * rows).setMaxResults(rows).list();
	}

	public T get(Class<T> c, Serializable id) {
		return (T) this.getCurrentSession().get(c, id);
	}

	public T get(String hql, Object[] param) {
		List<T> l = this.find(hql, param);
		if (l != null && l.size() > 0) {
			return l.get(0);
		} else {
			return null;
		}
	}

	public T get(String hql, List<Object> param) {
		List<T> l = this.find(hql, param);
		if (l != null && l.size() > 0) {
			return l.get(0);
		} else {
			return null;
		}
	}

	public Long count(String hql) {
		return (Long) this.getCurrentSession().createQuery(hql).uniqueResult();
	}

	public Long count(String hql, Object[] param) {
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.length > 0) {
			for (int i = 0; i < param.length; i++) {
				q.setParameter(i, param[i]);
			}
		}
		return (Long) q.uniqueResult();
	}

	public Long count(String hql, List<Object> param) {
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.size() > 0) {
			for (int i = 0; i < param.size(); i++) {
				q.setParameter(i, param.get(i));
			}
		}
		return (Long) q.uniqueResult();
	}

	public Integer executeHql(String hql) {
		return this.getCurrentSession().createQuery(hql).executeUpdate();
	}

	public Integer executeHql(String hql, Object[] param) {
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.length > 0) {
			for (int i = 0; i < param.length; i++) {
				q.setParameter(i, param[i]);
			}
		}
		return q.executeUpdate();
	}

	public Integer executeHql(String hql, List<Object> param) {
		Query q = this.getCurrentSession().createQuery(hql);
		if (param != null && param.size() > 0) {
			for (int i = 0; i < param.size(); i++) {
				q.setParameter(i, param.get(i));
			}
		}
		return q.executeUpdate();
	}

}




UserService.java 


package com.fx.service;

import java.util.List;

import com.fx.entity.User;

public interface UserService {

	public void saveUser(User user);
	
	public void updateUser(User user);
	
	public User findUserById(int id);
	
	public void deleteUser(User user);
	
	public List<User> findAllList();
	
	public User findUserByNameAndPassword(User user);
}




UserServiceImpl.java 

package com.fx.service.impl;

import java.util.List;

import javax.annotation.Resource;

import org.springframework.stereotype.Service;

import com.fx.dao.BaseDao;
import com.fx.entity.User;
import com.fx.service.UserService;

@Service("userService")
public class UserServiceImpl implements UserService{

	@Resource
	private BaseDao<User> baseDao;
	
	@Override
	public void saveUser(User user) {
		// TODO Auto-generated method stub
		baseDao.save(user);
	}

	@Override
	public void updateUser(User user) {
		// TODO Auto-generated method stub
		baseDao.update(user);
	}

	@Override
	public User findUserById(int id) {
		return baseDao.get(User.class, id);
	}

	@Override
	public void deleteUser(User user) {
		baseDao.delete(user);
	}

	@Override
	public List<User> findAllList() {
		return baseDao.find("from User");
	}

	@Override
	public User findUserByNameAndPassword(User user) {
		return baseDao.get("from User u where u.userName=? and u.password=?", new Object[]{user.getUserName(),user.getPassword()});
	}

}



UserAction.java 


package com.fx.action;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.struts2.interceptor.ServletRequestAware;
import org.springframework.stereotype.Controller;

import com.fx.entity.User;
import com.fx.service.UserService;
import com.opensymphony.xwork2.ActionSupport;

@Controller
public class UserAction extends ActionSupport implements ServletRequestAware {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	private HttpServletRequest request;

	@Resource
	private UserService userService;

	private User user;
	private String error;

	public String login() throws Exception {
		HttpSession session = request.getSession();
		User currentUser = userService.findUserByNameAndPassword(user);
		if (currentUser != null) {
			session.setAttribute("currentUser", currentUser);
			return SUCCESS;
		} else {
			error = "用后名或者密码错误！";
			return ERROR;
		}
	}

	@Override
	public void setServletRequest(HttpServletRequest request) {
		this.request = request;
	}

	public User getUser() {
		return user;
	}

	public void setUser(User user) {
		this.user = user;
	}

	public String getError() {
		return error;
	}

	public void setError(String error) {
		this.error = error;
	}

}

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