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DWR+Spring+Hibernate+Oracle在MyEclipse搭建框架示例

2012-03-07 22:19 435 查看
 
IDE为MyEclipse。 首先新建一个项目,取名为QSWB(奇傻无比)。我们用c3p0连接池连接Oracle数据库,所以首先准备好c3p0的jar包和oracle的jar包。

分别为:c3p0-0.9.1.2.jar,c3p0-0.9.1.jar,classes12.jar。放入WEB-INF的lib包中。

项目建立文件夹如下图所示:



然后,在项目上点击右键,MyEclipse->Add Spring Capabilities,选中:

Spring 2.5 core Labraries,Spring 2.5 Remoting Libraries,然后点击next,在WEB-INF下建立applicationContext.xml。

再点击Window->show Persperct->MyEclipse Database Explorer。在左边的数据库连接上点击右键->Edit。

Driver Template选中Oracle Thin,填写如下图所示:



这时点击Test Driver,如果填写正确,应该会返回Success establish。

然后finish,再在数据库上点击Open Connection。这时就如下图所示:



这时再返回MyEclipse Java Enterprise视图,在项目上点击右键,MyEclipse->Add Hibernate Capabilities。用Spring Configuration file,使用Existing Spring Configuration file,SessionFactory Id使用sessionFactory,Bean Id为dataSource,DB Driver选择刚才配置的。不create sessionFactory class。

在项目上右键,properties->Java build path->Add MyEclipse library,加入Spring 1.2 core library和Spring 1.2 ORM /DAO/Hibernate3.0 library。然后再将Spring 1.2 Core library移除。

再返回MyEclipse Database Exploerer视图,选中HBUT_ZP下的HBUT_ZP_GRXX表格,右键Hibernate Reverse Engineering,生成hbm文件和POJO文件。

接下来就是各个配置:

在com.QSWB.dao中写上hbutZpGrxxDAO文件:

package com.QSWB.dao;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
public class HbutZpGrxxDAO extends HibernateDaoSupport{

public boolean saveGrxx(HbutZpGrxx zpGrxx)
{
boolean tag=false;
try{
this.getHibernateTemplate().save(zpGrxx);
tag=true;
}
catch(Exception ex)
{
ex.printStackTrace();
}
return tag;
}
}

在com.QSWB.service中写上qswbService文件:

package com.QSWB.service;
import com.QSWB.dao.HbutZpGrxx;
import com.QSWB.dao.HbutZpGrxxDAO;
public class qswbService {

private HbutZpGrxxDAO hbutZpGrxxDAO;

public HbutZpGrxxDAO getHbutZpGrxxDAO() {
return hbutZpGrxxDAO;
}

public void setHbutZpGrxxDAO(HbutZpGrxxDAO hbutZpGrxxDAO) {
this.hbutZpGrxxDAO = hbutZpGrxxDAO;
}

public boolean saveGrxx(String param)
{
boolean tag=false;
HbutZpGrxx zpGrxx=new HbutZpGrxx();
zpGrxx.setGrxxId("8888");
zpGrxx.setXm(param.split("\\$")[0]);
zpGrxx.setMm(param.split("\\$")[1]);
tag=this.hbutZpGrxxDAO.saveGrxx(zpGrxx);

return tag;
}
}

再在com.QSWB.DWR中写上qswbDWR文件:

package com.QSWB.DWR;
import com.QSWB.service.qswbService;
public class qswbDWR {

private qswbService qswbService;

public qswbService getQswbService() {
return qswbService;
}

public void setQswbService(qswbService qswbService) {
this.qswbService = qswbService;
}

public boolean saveGrxx(String param)
{
return this.qswbService.saveGrxx(param);
}
}

applicationContext.xml的配置如下所示:

<?xml version="1.0" encoding="UTF-8"?>
<beans
xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd"> <bean id="dataSource"
class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass"
value="oracle.jdbc.driver.OracleDriver">
</property>
<property name="jdbcUrl"
value="jdbc:oracle:thin:@localhost:1521:orcl">
</property>
<property name="user" value="hbut_zp"></property>
<property name="password" value="hbut_zp"></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.Oracle9Dialect
</prop>
</props>
</property>
<property name="mappingResources">
<list>
<value>com/QSWB/dao/HbutZpGrxx.hbm.xml</value></list>
</property></bean>
<bean id="hbutZpGrxxDAO" class="com.QSWB.dao.HbutZpGrxxDAO">
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
<bean id="qswbService" class="com.QSWB.service.qswbService">
<property name="hbutZpGrxxDAO" ref="hbutZpGrxxDAO"/>
</bean>
<bean id="qswbDWR" class="com.QSWB.DWR.qswbDWR">
<property name="qswbService" ref="qswbService"/>
</bean>
</beans>


接着就是配置DWR,将dwr.jar导入项目,然后在WEB-INF下新建dwr.xml,内容如下:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE dwr PUBLIC "-//GetAhead Limited//DTD Direct Web Remoting 2.0//EN"
"http://getahead.ltd.uk/dwr/dwr20.dtd">
<dwr>
<allow>
<convert converter="bean" match="java.lang.Object"/>
<create creator="spring" javascript="qswbDWR">
<param name="beanName" value="qswbDWR" />
</create>
</allow>
</dwr>

再在web.xml中配置:

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"> <welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<!-- 配置Web应用启动时候加载Spring容器 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 配置DWR的核心Servlet -->
<servlet>
<!-- 指定DWR核心Servlet的名字 -->
<servlet-name>dwr-invoker</servlet-name>
<!-- 指定DWR核心Servlet的实现类 -->
<servlet-class>org.directwebremoting.servlet.DwrServlet</servlet-class>
<!--  指定DWR核心Servlet处于调试状态 -->
<init-param>
<param-name>debug</param-name>
<param-value>true</param-value>
</init-param>
</servlet>
<!-- 指定核心Servlet的URL映射 -->
<servlet-mapping>
<servlet-name>dwr-invoker</servlet-name>
<!-- 指定核心Servlet映射的URL -->
<url-pattern>/dwr/*</url-pattern>
</servlet-mapping>
</web-app>

最后写上html页面:

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>index.html</title>

<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="this is my page">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">

<!--<link rel="stylesheet" type="text/css" href="./styles.css">-->
<script type='text/javascript' src='/QSWB/dwr/interface/qswbDWR.js'></script>
<script type='text/javascript' src='/QSWB/dwr/engine.js'></script>
</head>

<body>
姓名:<input type="text" id="username"/>
密码:<input type="password" id="password"/>
<input type="button" value="注册" onclick="clickBtn();"/>
</body>
</html>
<script type="text/javascript">
function clickBtn()
{
var username=document.getElementById("username").value;
var password=document.getElementById("password").value;
qswbDWR.saveGrxx(username+"$"+password,function(dat){

if(dat)
{
alert("注册成功!");
}
else
{
alert("注册失败!");
}
});
}
</script>


 
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