SSH 整合例子 Struts2 Spring3 Hibernate3

最新推荐文章于 2022-12-18 14:40:17 发布

原创最新推荐文章于 2022-12-18 14:40:17 发布 · 2k 阅读

5 ·

CC 4.0 BY-SA版权

文章标签：

#struts #hibernate #spring #ssh #string #class

java 同时被 3 个专栏收录

40 篇文章

订阅专栏

hibernate

11 篇文章

订阅专栏

struts2

11 篇文章

订阅专栏

本文介绍了一个基于Struts2、Spring和Hibernate的技术栈实现的项目架构。具体包括了web.xml中Spring监听器和过滤器的配置、struts.xml中的配置细节、Hibernate的映射文件以及核心的applicationContext.xml配置。此外还展示了具体的Action、Service和DAO层的实现方式。

后台业务层如下（在service处加入的事务）
action <--> service <--> dao

------------------------------------------------------------------

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
id="WebApp_ID" version="2.5">
<display-name>Struts2Test</display-name>

<context-param>
  <param-name>contextConfigLocation</param-name>
   <param-value>classpath*:applicationContext*.xml</param-value>
</context-param>

<listener>
  <listener-class>
   org.springframework.web.context.ContextLoaderListener
  </listener-class>
</listener>

<filter>
  <filter-name>lazyLoadingFilter</filter-name>
  <filter-class>
   org.springframework.orm.hibernate3.support.OpenSessionInViewFilter
  </filter-class>
</filter>

<filter>
  <filter-name>struts2</filter-name>
  <filter-class>
   org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter
  </filter-class>
  <init-param>
   <param-name>encoding</param-name>
   <param-value>UTF-8</param-value>
  </init-param>
</filter>
<filter-mapping>
  <filter-name>struts2</filter-name>
  <url-pattern>/*</url-pattern>
</filter-mapping>

<welcome-file-list>
<welcome-file>JSP/Index.jsp</welcome-file>
</welcome-file-list>
</web-app>

struts.xml（在src目录下）

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
" http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>

<constant name="struts.objectFactory" value="spring" />

<constant name="struts.devMode" value="true" />

<constant name="struts.convention.package.locators" value="test,leo" />
<constant name="struts.convention.classes.reload" value="true" />
<package name="default" namespace="/" extends="struts-default">

</package>
</struts>

hibernateContext.cfg.xml（在src目录下）

<!DOCTYPE hibernate-configuration
PUBLIC "-//Hibernate/Hibernate Configuration DTD//EN"
" http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<mapping resource="leo/test/dao/CustBasic.hbm.xml" />
</session-factory>
</hibernate-configuration>

applicationContext.xml（在src目录下）

<bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
  <property name="jndiName">
   <value>java:comp/env/jdbc/SSHTest</value>
  </property>
</bean>

<bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
  <property name="dataSource">
   <ref bean="dataSource" />
  </property>
  <property name="hibernateProperties">
   <props>
    <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
    <prop key="hibernate.show_sql">true</prop>
   </props>
  </property>
  <property name="configLocations">
   <list>
    <value>classpath*:hibernateContext.cfg.xml</value>
   </list>
  </property>
  <property name="mappingResources">
   <list>
    
   </list>
  </property>
</bean>

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

<bean id="transactionInterceptor" class="org.springframework.transaction.interceptor.TransactionInterceptor">
  <property name="transactionManager" ref="transactionManager" />
  
  <property name="transactionAttributes">
   <props>
    
    <prop key="get*">PROPAGATION_REQUIRED,readOnly,-Exception</prop>
    
    <prop key="*">PROPAGATION_REQUIRED,-Exception</prop>
   </props>
  </property>
</bean>

<bean class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator">
  <property name="beanNames">
   <list>
    
    <value>*Serivce</value>
   </list>
  </property>
  <property name="interceptorNames">
   <list>
    <value>transactionInterceptor</value>
   </list>
  </property>
</bean>

<bean id="custBasicDao" class="leo.test.dao.CustBasicDaoImpl">
<property name="sessionFactory" ref="sessionFactory" />
</bean>

<bean id="mySerivce" class="leo.test.service.MyServiceImpl">
  <property name="dao">
   <ref bean="custBasicDao" />
  </property>
</bean>

<bean id="showCustAction" class="leo.test.action.ShowCustAction">
  <property name="mySerivce">
   <ref bean="mySerivce" />
  </property>
</bean>
</beans>

ShowCustAction.java

package leo.test.action;

import java.util.List;
import leo.test.dao.CustBasicEntity;
import leo.test.service.MySerivce;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.apache.struts2.convention.annotation.Result;
import org.apache.struts2.convention.annotation.Results;
import com.opensymphony.xwork2.ActionSupport;

@Namespace("/")
@ParentPackage("default")
@Results({
@Result(name = "success", location = "/JSP/Index.jsp"),
@Result(name = "showCust", location = "/JSP/ShowCust.jsp"),
})
public class ShowCustAction extends ActionSupport {

private static final long serialVersionUID = 6164665898354735604L;

// 画面表示用的list
private List<CustBasicEntity> showCustList;

// 依赖注入的service
private MySerivce mySerivce;

    public String execute() throws Exception {
        return SUCCESS;
    }

    public String search() throws Exception {
        System.out.println("MenuAction#search()");
        List<CustBasicEntity> vTestList = mySerivce.getAllData();
        this.setShowCustList(vTestList);
        return "showCust";
    }
    public String insert() throws Exception {
        System.out.println("MenuAction#insert()");
        mySerivce.insert();
        return search();
    }

    public MySerivce getMySerivce() {
        return mySerivce;
    }

    public void setMySerivce(MySerivce mySerivce) {
        this.mySerivce = mySerivce;
    }

    public List<CustBasicEntity> getShowCustList() {
        return showCustList;
    }

    public void setShowCustList(List<CustBasicEntity> showCustList) {
        this.showCustList = showCustList;
    }
}

MyServiceImpl.java(MySerivce接口就不发了，什么都没有只有定义)

package leo.test.service;

import java.util.List;
import leo.test.dao.CustBasicEntity;
import leo.test.dao.CustBasicDao;

public class MyServiceImpl implements MySerivce {

// 依赖注入的dao
private CustBasicDao dao;

    public List<CustBasicEntity> getAllData() {
        System.out.println("MyServiceImpl#getAllData()");
        return dao.getAllData();
    }

    public void insert() {
        System.out.println("MyServiceImpl#insert()");
        Long vMaxCid = dao.getMaxCid();
        for (int i = 0; i < 3; i++) {
            if (i == 1) {
                //事务测试用
                String vBug = null;
                vBug.split(",");
            }
            CustBasicEntity insertEntity = new CustBasicEntity();
            insertEntity.setCid(vMaxCid + i);
            insertEntity.setAspId(1000L);
            insertEntity.setUserCd("Leo1");
            insertEntity.setCorpKbn("2");
            insertEntity.setRankCd("3");
            insertEntity.setDelFlg("1");
            insertEntity.setUpdCnt(1L);
            dao.insertCust(insertEntity);
        }
    }

    public CustBasicDao getDao() {
        return dao;
    }

    public void setDao(CustBasicDao dao) {
        this.dao = dao;
    }
}

CustBasicDaoImpl.java(CustBasicDao接口就不发了，什么都没有只有定义)

package leo.test.dao;

import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

public class CustBasicDaoImpl extends HibernateDaoSupport implements CustBasicDao {

    public List<CustBasicEntity> getAllData() {
        System.out.println("CpcMCustBasicDaoImpl#getAllData()");
        // Session session = this.getSession(true);
        Session session = this.getSession();
        StringBuffer hql = new StringBuffer();
        hql.append(" from CustBasicEntity ");
        hql.append(" where ");
        hql.append(" del_flg = :delFlg ");
        Query query = session.createQuery(hql.toString());
        //query.setLong("cid", 9000L);
        query.setString("delFlg", "1");
        List<CustBasicEntity> userList = query.list();
        return userList;
    }

    public Long getMaxCid() {
        System.out.println("CpcMCustBasicDaoImpl#getMaxCid()");
        Session session = this.getSession();
        StringBuffer hql = new StringBuffer();
        hql.append(" select max(cid) ");
        hql.append(" from CustBasicEntity ");
        Query query = session.createQuery(hql.toString());
        Object result = query.uniqueResult();
        long vMaxCid = 0;
        if (result == null) {
            vMaxCid = 1;
        } else {
            vMaxCid = Long.parseLong(result.toString());
            vMaxCid++;
        }
        return vMaxCid;
    }

    public void insertCust(CustBasicEntity insertEntity) {
        System.out.println("CpcMCustBasicDaoImpl#insert()");
        Session session = this.getSession();
        session.save(insertEntity);
    }
}

CustBasicEntity.java

package leo.test.dao;

import java.util.Date;

public class CustBasicEntity {

    private Long cid;
    private Long aspId;
    private String userCd;
    private String corpKbn;
    private String rankCd;
    private String custInsDate;
    private Date insDate;
    private String insUserId;
    private Date updDate;
    private String updUserId;
    private Date delDate;
    private String delUserId;
    private String delFlg;
    private Long updCnt;

set 方法
get 方法
}

CustBasic.hbm.xml

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
" http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">

<hibernate-mapping>
<class name="leo.test.dao.CustBasicEntity" table="cpc_m_cust_basic">
<id name="cid" type="java.lang.Long">
<column name="cid" precision="18" scale="0" />
<generator class="assigned" />
</id>
<property name="aspId" type="java.lang.Long">
<column name="asp_id" precision="18" scale="0" not-null="true">
<comment>ASPIDiãséÆIDj</comment>
</column>
</property>
<property name="userCd" type="string">
<column name="user_cd" length="20">
<comment>[U[R[h</comment>
</column>
</property>
<property name="corpKbn" type="string">
<column name="corp_kbn" length="2">
<comment>@læª</comment>
</column>
</property>
<property name="rankCd" type="string">
<column name="rank_cd" length="10">
<comment>NR[h</comment>
</column>
</property>
<property name="custInsDate" type="string">
<column name="cust_ins_date" length="10">
<comment>Úqîño^ú</comment>
</column>
</property>
<property name="insDate" type="timestamp">
<column name="ins_date" length="19">
<comment>o^ú</comment>
</column>
</property>
<property name="insUserId" type="string">
<column name="ins_user_id" length="20">
<comment>o^[U[ID</comment>
</column>
</property>
<property name="updDate" type="timestamp">
<column name="upd_date" length="19">
<comment>XVú</comment>
</column>
</property>
<property name="updUserId" type="string">
<column name="upd_user_id" length="20">
<comment>XV[U[ID</comment>
</column>
</property>
<property name="delDate" type="timestamp">
<column name="del_date" length="19">
<comment>íú</comment>
</column>
</property>
<property name="delUserId" type="string">
<column name="del_user_id" length="20">
<comment>í[U[ID</comment>
</column>
</property>
<property name="delFlg" type="string">
<column name="del_flg" length="1" not-null="true">
<comment>ítO</comment>
</column>
</property>
<property name="updCnt" type="java.lang.Long">
<column name="upd_cnt" not-null="true">
<comment>XVñ</comment>
</column>
</property>
</class>
</hibernate-mapping>

ShowCust.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" " http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Show Cust</title>
</head>
<body>
<div align="center">
<s:a action="show-cust!insert.action">insert</s:a>
<br><br>
<table bordercolor="blue" border="1">
<tr>
<th>
cid
</th>
<th>
aspId
</th>
<th>
userCd
</th>
</tr>
<s:iterator value="showCustList" id="element">
<tr>
<td>
<s:property value="#element.cid" />
</td>
<td>
<s:property value="#element.aspId" />
</td>
<td>
<s:property value="#element.userCd" />
</td>
</tr>
</s:iterator>
</table>
</div>
</body>
</html>