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Flex4+Spring3+Hibernate3+BlazeDS整合笔记

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普通Java Web工程流行使用ssh框架,而当前台使用Flex制作的时候,后台就不需要用Struts了,通过使用BlazeDS远程方法调用即可。

 

首先,新建Java Web工程,然后添加Flex项目,详情见通过J2EE Web工程添加Flex项目,进行BlazeDS开发 。

 

随后,导入Jar包,flex相关的jar包在添加Flex项目的时候已经导入,这里主要是导入Spring和Hibernate相关的jar包以及spring和flex集成的jar包,我用的是spring 3.0.3和hibernate 3.2.1。 下面是lib列表:

 

 

     antlr-2.7.6.jar

 

    asm-2.2.3.jar

 

    asm-commons-2.2.3.jar

 

    asm-util-2.2.3.jar

 

    aspectjlib.jar

 

    aspectjrt.jar

 

    aspectjweaver.jar

 

    backport-util-concurrent.jar

 

    c3p0-0.9.1.jar

 

    cfgatewayadapter.jar

 

    cglib-nodep-2.1_3.jar

 

    com.springsource.edu.emory.mathcs.backport-3.0.0.jar

 

    com.springsource.net.sf.cglib-2.2.0.jar

 

    com.springsource.org.aopalliance-1.0.0.jar

 

    commons-codec-1.3.jar

 

    commons-collections-3.1.jar

 

    commons-httpclient-3.0.1.jar

 

    commons-io-1.4.jar

 

    commons-lang-2.3.jar

 

    commons-logging.jar

 

    dom4j-1.6.1.jar

 

    ehcache-1.2.3.jar

 

    flex-messaging-common.jar

 

    flex-messaging-core.jar

 

    flex-messaging-opt.jar

 

    flex-messaging-proxy.jar

 

    flex-messaging-remoting.jar

 

    flex-rds-server.jar

 

    freemarker-2.3.15.jar

 

    hibernate-commons-annotations-3.2.0.Final.jar

 

    hibernate-core-3.5.4-Final.jar

 

    hibernate-jpa-2.0-api-1.0.0.Final.jar

 

    jackson-lgpl-0.9.5.jar

 

    javassist.jar

 

    jta-1.1.jar

 

    log4j-1.2.15.jar

 

    mysql-connector-java-5.1.13-bin.jar

 

    org.springframework.aop-3.0.3.RELEASE.jar

 

    org.springframework.asm-3.0.3.RELEASE.jar

 

    org.springframework.aspects-3.0.3.RELEASE.jar

 

    org.springframework.beans-3.0.3.RELEASE.jar

 

    org.springframework.context-3.0.3.RELEASE.jar

 

    org.springframework.context.support-3.0.3.RELEASE.jar

 

    org.springframework.core-3.0.3.RELEASE.jar

 

    org.springframework.expression-3.0.3.RELEASE.jar

 

    org.springframework.flex-1.0.3.RELEASE.jar

 

    org.springframework.instrument-3.0.3.RELEASE.jar

 

    org.springframework.instrument.tomcat-3.0.3.RELEASE.jar

 

    org.springframework.jdbc-3.0.3.RELEASE.jar

 

    org.springframework.jms-3.0.3.RELEASE.jar

 

    org.springframework.orm-3.0.3.RELEASE.jar

 

    org.springframework.oxm-3.0.3.RELEASE.jar

 

    org.springframework.test-3.0.3.RELEASE.jar

 

    org.springframework.transaction-3.0.3.RELEASE.jar

 

    org.springframework.web-3.0.3.RELEASE.jar

 

    org.springframework.web.portlet-3.0.3.RELEASE.jar

 

    org.springframework.web.servlet-3.0.3.RELEASE.jar

 

    org.springframework.web.struts-3.0.3.RELEASE.jar

 

    slf4j-api-1.5.8.jar

 

    slf4j-log4j12-1.5.8.jar

 

    xalan.jar

 

 修改配置文件,web.xml,其中最重要的是修改原先MessegeBroker Servlet,改为由Spring web应用前端控制器处理所有请求。

 

 <!-- MessageBroker Servlet 单独为Flex配置xml-->  

    <servlet>  

        <servlet-name>flex</servlet-name>  

        <servlet-class>  

            org.springframework.web.servlet.DispatcherServlet  

        </servlet-class>  

        <init-param>  

            <param-name>contextConfigLocation</param-name>  

            <param-value>  

                /WEB-INF/config/flex-application-config.xml  

            </param-value>  

        </init-param>  

        <load-on-startup>1</load-on-startup>  

    </servlet>  

  

    <!-- 

    Map all /messagbroker requests to the DispatcherServlet for handling 

    -->  

    <servlet-mapping>  

        <servlet-name>flex</servlet-name>  

        <url-pattern>/messagebroker/*</url-pattern>  

    </servlet-mapping>

 

 

配置 flex-application-config.xml,注意增加的几个命名空间,需要包org.springframework.flex-1.0.3.RELEASE.jar,同时在这个文件里定义了bean,在mxml里面会引用到:

 

 

flex-application-config.xml

 

 

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"  

    xmlns:flex="http://www.springframework.org/schema/flex"  

    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   

        http://www.springframework.org/schema/flex   

        http://www.springframework.org/schema/flex/spring-flex-1.0.xsd">



    <!-- Bootstraps and exposes the BlazeDS MessageBroker simplest form --> 

    <flex:message-broker/>  

    

    <bean id="test" class="sample.Test">

          <property name="userDAO">

            <ref bean="userDAO" />

        </property>

          <flex:remoting-destination />

    </bean>

</beans>

 

 

 

 

hibernate的配置,用到c0p0.jar,

 

 daoContext.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"

    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">

    

    <!-- 使用c3p0定义数据源Bean -->

    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">

        <property name="driverClass" value="com.mysql.jdbc.Driver"/>       

        <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/db"/>       

        <property name="user" value="user"/>       

        <property name="password" value="pass"/> 

    </bean>



    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">

        <property name="dataSource" ref="dataSource"></property>

        

        <property name="hibernateProperties">

            <props>

                <prop key="hibernate.dialect">

                    org.hibernate.dialect.MySQLDialect

                </prop>

                <prop key="hibernate.show_sql">

                    true

                </prop>

                <prop key="hibernate.format_sql">

                    true

                </prop>

                <prop key="hibernate.show_statistics">

                    false

                </prop>

            </props>

        </property>

        

        <property name="mappingResources">

            <list>

                <value>sample/dao/User.hbm.xml</value>

            </list>

        </property>

    </bean>

    

    <bean id="userDAO" class="sample.dao.UserDAO">

        <property name="sessionFactory">

            <ref bean="sessionFactory" />

        </property>

    </bean>



</beans>

 

 

test.mxml,这里主要是定义和调用远程对象,远程对象的bean在上面的flex-application-config.xml里面有定义,调用类sample.Test.java中的createUser方法。

 

<?xml version="1.0" encoding="utf-8"?>
 
 <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" 

               xmlns:s="library://ns.adobe.com/flex/spark" 

               xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600">



    <fx:Script>

        <![CDATA[

            

            import mx.rpc.events.FaultEvent;

            import mx.rpc.events.ResultEvent;

            protected function button_clickHandler(event:MouseEvent):void

            {

                // TODO Auto-generated method stub

                test.createUser("name","pass");

            }

            

            protected function resulth(event:ResultEvent):void

            {

                label.text="Succeed!";

            }

            

            protected function faulth(event:FaultEvent):void

            {

                label.text="failed!";

            }

        ]]>

    </fx:Script>



    <fx:Declarations>

        <!-- 将非可视元素(例如服务、值对象)放在此处 -->

        <mx:RemoteObject id="ro" destination="test" result="resulth(event);" fault="faulth(event);" />

    </fx:Declarations>

    <s:Button x="165" y="96" label="点一下" width="414" height="110" fontSize="26" id="button" click="button_clickHandler(event)"/>

    <s:Label x="287" y="290" text="远程调用测试" width="202" height="50" verticalAlign="middle" textAlign="center" fontSize="22" id="label"/>

</s:Application>

 

 总结:这篇笔记不大全,只是大概展现了整合这些框架的要点,其中,主要是Flex4,spring3和BlazeDS4之间的整合。尤其需要注意的是jar包的导入。

 

 本文没有涉及到blazeDS和spring整合实现远程方法调用服务和消息服务的配置,会在接下来写。

 

 

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