SSH项目整合步骤
SSH项目整合
1.SSH框架结构
- action,biz,dao之间的依赖关系由spring维护,动态注入
- sping以AOP(面向切面的方式)实现了事务管理器。
- spring整合Hibernate时,spring替代实现HibernateSessionFacctory和dao
- spring整合struts时,代替实现Action
- 开发过程中的所有对象由spring控制管理
三、项目源码
pom.xml
<
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.zking</groupId>
<artifactId>G160822_SSH</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>G160822_SSH Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<!-- 引入Servlet依赖 -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.0</version>
<scope>provided</scope>
</dependency>
<!-- 引入Hibernate依赖 -->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.2.12.Final</version>
</dependency>
<!-- 引入Mysql依赖 -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.43</version>
</dependency>
<!-- 引入Spring依赖 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.10.RELEASE</version>
</dependency>
<!-- 引入c3p0数据库连接池 -->
<dependency>
<groupId>com.mchange</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.5.1</version>
</dependency>
<!-- 引入Hibernate整合Spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>4.3.10.RELEASE</version>
</dependency>
<!-- 引入spring-aspects:解析事务的表达式 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>4.3.10.RELEASE</version>
</dependency>
<!-- 引入Struts2依赖 -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-core</artifactId>
<version>2.3.33</version>
</dependency>
<!-- struts2整合Spring的 插件包 -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-spring-plugin</artifactId>
<version>2.5.12</version>
</dependency>
<!-- log4J -->
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.8.2</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.5</version>
</dependency>
</dependencies>
<build>
<finalName>G160822_SSH</finalName>
</build>
</project>
>
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>
<!-- <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.connection.password">password</property>
<property name="hibernate.connection.url">jdbc:mysql://localhost:3306/test</property>
<property name="hibernate.connection.username">root</property> -->
<!-- 显示SQL语句 -->
<property name="show_sql">true</property>
<!-- 格式化SQL语句 -->
<property name="format_sql">true</property>
<!-- 关联映射文件 -->
<!-- <mapping resource="com/zking/entity/Person.hbm.xml"/> -->
</session-factory>
</hibernate-configuration>
>
1、applicationContext.public.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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:c="http://www.springframework.org/schema/c"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd">
<!-- 引入db.properties -->
<context:property-placeholder location="classpath:db.properties"/>
<!-- 配置数据源:配置数据库连接池c3p0 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="user" value="${uname}"></property>
<property name="password" value="${upass}"></property>
<property name="jdbcUrl" value="${url}"></property>
<property name="driverClass" value="${driverClass}"></property>
<property name="initialPoolSize" value="${initPoolSize}"></property>
<property name="maxPoolSize" value="${maxPoolSize}"></property>
</bean>
<!-- 配置sessionFactory -->
<bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
<!-- 引入数据源 -->
<property name="dataSource" ref="dataSource"></property>
<!-- 加载hibernate配置文件 -->
<property name="configLocation" value="classpath:hibernate.cfg.xml"></property>
<!-- 加载映射文件 -->
<property name="mappingLocations" value="classpath:com/zking/entity/*.hbm.xml"></property>
</bean>
<!-- 配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<!-- 配置事务的属性 -->
<tx:advice id="myAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="add*" propagation="REQUIRED"/>
<tx:method name="update*" propagation="REQUIRED"/>
<tx:method name="delete*" propagation="REQUIRED"/>
<tx:method name="*"/>
</tx:attributes>
</tx:advice>
<!-- 配置事务的切点 -->
<aop:config>
<aop:pointcut expression="execution(* com.zking.dao.*.*(..))" id="myPoint"/>
<aop:advisor advice-ref="myAdvice" pointcut-ref="myPoint"/>
</aop:config>
</beans>
>
2、web.xml
<
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd" >
<web-app>
<display-name>Archetype Created Web Application</display-name>
<!-- needed for ContextLoaderListener -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext-*.xml</param-value>
</context-param>
<!-- 加载struts2 -->
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>*.action</url-pattern>
</filter-mapping>
<!-- 加载spring -->
<!-- Bootstraps the root web application context before servlet initialization -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
>
3 Person.java
<
package com.zking.entity;
public class Person {
public static final Class Class = null;
private int pid;//编号
private String pname;//名字
private int page;//年龄
public Person() {
super();
// TODO Auto-generated constructor stub
}
public Person(String pname, int page) {
super();
this.pname = pname;
this.page = page;
}
public int getPid() {
return pid;
}
public void setPid(int pid) {
this.pid = pid;
}
public String getPname() {
return pname;
}
public void setPname(String pname) {
this.pname = pname;
}
public int getPage() {
return page;
}
public void setPage(int page) {
this.page = page;
}
}
>
4 PersonDao.java
<
package com.zking.dao;
import java.util.List;
import com.zking.entity.Person;
public interface PersonDao {
//增加
public void add(Person person);
//查询
public List<Person> query();
//删除
public void DelPerson(int Pid,Class<?> clazz);
//修改
public void Updata(Person person);
}
>
5 PersonDaoImp.java
<
package com.zking.dao;
import java.util.List;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.query.Query;
import com.zking.entity.Person;
public class PersonDaoImp implements PersonDao {
private SessionFactory sessionFactory;
public SessionFactory getSessionFactory(){
return sessionFactory;
}
public void setSessionFacyory(SessionFactory sessionFactory){
this.sessionFactory=sessionFactory;
}
public Session getsession(){
return sessionFactory.getCurrentSession();
}
//增加
public void add(Person person) {
// TODO Auto-generated method stub
getsession().save(person);
}
//查询
public List<Person> query() {
Session session=sessionFactory.getCurrentSession();
Query<Person> query = session.createQuery(" from person ");
List<Person> list = query.getResultList();
// session.close();
return list;
}
//删除
public void DelPerson(int Pid, Class<?> clazz) {
Session session=sessionFactory.openSession();
Object query=session.get(clazz, Pid);
session.delete(query);
session.beginTransaction().commit();
session.close();
}
//修改
public void Updata(Person person) {
Session session=sessionFactory.openSession();
session.update(session);
session.beginTransaction().commit();
session.close();
}
}
>
5.PersonBiz.java
<
package com.zking.biz;
import java.util.List;
import com.zking.entity.Person;
public interface PersonBiz {
public void add(Person person);
public List<Person> query();
public void DelPerson(Class clazz,int Pid);
public void Updataperson(Person person);
}
>
6.PersonBizImp.java
<
package com.zking.biz;
import java.util.List;
import com.zking.entity.Person;
public interface PersonBiz {
public void add(Person person);
public List<Person> query();
public void DelPerson(Class clazz,int Pid);
public void Updataperson(Person person);
}
>
7.PersonAction.java
<
package com.zking.action;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.logging.log4j.core.config.json.JsonConfiguration;
import org.apache.struts2.ServletActionContext;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import com.alibaba.fastjson.JSON;
import com.mysql.fabric.Response;
import com.opensymphony.xwork2.ActionSupport;
import com.zking.biz.PersonBiz;
import com.zking.biz.PersonBizImp;
import com.zking.entity.Person;
import com.zking.hibernate.HibernateUtils;
import jdk.nashorn.internal.runtime.JSONFunctions;
public class PersonAction extends ActionSupport {
private Person person;
private PersonBiz personBiz;
public PersonBiz getPersonBiz(){
return personBiz;
}
public Person getPerson(){
return person;
}
public void setPerson(Person person){
this.person=person;
}
//增加
public String add() throws Exception{
personBiz.add(person);
return this.SUCCESS;
}
//查询
public void query() throws IOException{
List<Person> list=personBiz.query();
HttpServletResponse response=ServletActionContext.getResponse();
Map<String, Object> map=new HashMap<String, Object>();
map.put("total", 40);
map.put("rows", list);
response.setCharacterEncoding("utf-8");
response.getWriter().write(JSON.toJSONString(map));;
}
//删除
public void DelPerson(){
Session session=null;
try {
session=HibernateUtils.getSession();
session.beginTransaction();
Person person=session.load(Person.class, 1);
session.delete(person);
session.getTransaction().commit();
} catch (Exception e) {
e.printStackTrace();
session.getTransaction().rollback();
}finally{
HibernateUtils.closeSession(session);
}
}
//修改
public void Updataperson(){
Session session = null;
try {
session = HibernateUtils.getSession();
session.beginTransaction();
Person person=session.load(Person.class, 1);
person.setPname("阿文");
session.update(person);
session.getTransaction().commit();
}catch(Exception e) {
e.printStackTrace();
session.getTransaction().rollback();
}finally {
HibernateUtils.closeSession(session);
}
}
}
>
8.TestHibernate.java
<
package com.zking.test;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.junit.Test;
import com.zking.entity.Person;
public class TestHibernate {
@Test
public void test() {
//测试Hibernate框架,对数据进行CRUD
//01.读取Hibernate配置文件
Configuration configuration=new Configuration().configure();
//02.通过configuration获取SessionFactory
SessionFactory sessionFactory=configuration.buildSessionFactory();
//03.通过sessionFactory获取session
Session session=sessionFactory.openSession();
//04.开启事务
Transaction transaction=session.beginTransaction();
//05.操作
session.save(new Person("阿文", 21));
//06.提交事务
transaction.commit();
//07.管理
session.close();
sessionFactory.close();
}
}
>
9.add.jsp
<
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!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>Insert title here</title>
</head>
<body>
<form action="personadd.action" method="post">
姓名:<input type="text" name="person.pname"/><br/>
年龄:<input type="text" name="person.page"/><br/>
<input type="submit" value="添加"/><br/>
</form>
</body>
</html>
>
步骤如下:
3、导入项目开发所需的 struts2、spring、hibernate的jar包,
4、使用MiddleGenIDE工具或Myeclipse附带的Add Hibernate Cpabilities功能生成映射文件和映射类。
5、编写applicationContext.xml配置文件。(放在src根目录下)