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          AXIS WebService

          這段時(shí)間重構(gòu)一下原來(lái)的代碼,把東西整理一下。這個(gè)為AXIS的整理

          webService 是一種基于http協(xié)議的組件
          webService 開(kāi)發(fā)框架:AXIS(Apache eXtensible Interaction System),xFire,
          WSDD就是WEB服務(wù)分布描述(Web Service Deployment Descriptor), 它定義了WEB服務(wù)的接口,如服務(wù)名、提供的方法、方法的參數(shù)等信息。


          AXIS 發(fā)布的兩種方式
          一,即時(shí)發(fā)布 jws java web service  只要把.java 文件改成.jws文件,發(fā)布就可以了,但是不支持帶包類(lèi)


          二,定制發(fā)布 wsdd web service Deployment Descriptor 這個(gè)發(fā)布需要配置文件server-config.wsdd文件

          針對(duì)AXIS集成到Spring 的項(xiàng)目中。

          一個(gè)簡(jiǎn)單的AXIS應(yīng)用
           1, 需要的jar 包
           activation.jar
           axis.jar

           axis-ant.jar
           commons-discovery.jar
           commons-logging.jar
           jaxrpc.jar
           log4j-1.2.15.jar
           mail.jar
           wsdl4j.jar
           spring.jar

          .......

          這里其他包就省略了

          我用的框架是struts2+spring +.....

           2, web.xml配置

          <!-- axis webservice配置 start--> 
          <servlet> <servlet-name>AdminServlet</servlet-name> 
          <!-- <display-name>Axis Admin Servlet</display-name> --> 
          <servlet-class> org.apache.axis.transport.http.AdminServlet </servlet-class> 
          </servlet> 
          <servlet> 
          <servlet-name>AxisServlet</servlet-name> 
          <!-- <display-name>Apache-Axis Servlet</display-name> --> 
          <servlet-class> org.apache.axis.transport.http.AxisServlet </servlet-class> 
          </servlet> 
          <servlet> 
          <servlet-name>SOAPMonitorService</servlet-name> 
          <!-- <display-name>SOAP Monitor Service</display-name> --> 
          <servlet-class> org.apache.axis.monitor.SOAPMonitorService </servlet-class> 
          <init-param> 
          <param-name>SOAPMonitorPort</param-name> <param-value>5001</param-value> 
          </init-param> 
          </servlet> 
          <servlet-mapping> 
          <servlet-name>AxisServlet</servlet-name> 
          <url-pattern>*.jws</url-pattern> 
          </servlet-mapping> <servlet-mapping> 
          <servlet-name>SOAPMonitorService</servlet-name> 
          <url-pattern>/SOAPMonitor</url-pattern> </servlet-mapping> 
          <servlet-mapping> 
          <servlet-name>AxisServlet</servlet-name> 
          <url-pattern>/services/*</url-pattern> </servlet-mapping> 
          <servlet-mapping> 
          <servlet-name>AdminServlet</servlet-name> 
          <url-pattern>/servlet/AdminServlet</url-pattern> 
          </servlet-mapping> 
          <servlet-mapping> 
          <servlet-name>AxisServlet</servlet-name> 
          <url-pattern>/servlet/AxisServlet
          </url-pattern> 
          </servlet-mapping> 
          <!-- axis webservice配置 end--> 

           

           

           3,定制webservice 服務(wù)端接口

           (1) 接口類(lèi)

          package com.ot.test.service; import java.util.HashMap; import java.util.List; /** * 統(tǒng)一對(duì)外服務(wù)接口 * */ public interface ITest { public String test() throws Exception; }

          (2)接口實(shí)現(xiàn)類(lèi)

          package com.ot.test.service; import java.util.HashMap; import java.util.List; /** * 統(tǒng)一對(duì)外服務(wù)接口 * */ public class TestImpl implements ITest { //todo private ITestDAO testDao; public String test() throws Exception { //todo 調(diào)用DAO testDao.test(); } }

           這里針對(duì)DAO 就不在描述了,這個(gè)服務(wù)只是一個(gè)業(yè)務(wù)接口。

          (3)定義一個(gè)針對(duì)Webservice 服務(wù)的接口實(shí)現(xiàn)

          在 Spring 中對(duì) Web Service 進(jìn)行封裝很簡(jiǎn)單,僅僅需要繼承

          org.springframework.remoting.jaxrpc.ServletEndpointSupport 類(lèi),實(shí)現(xiàn)里面的一些方法,包裝一次,將其發(fā)布出來(lái)就可以。

          package com.ot.test.service; import java.util.HashMap; import java.util.List; /** * 統(tǒng)一對(duì)外服務(wù)接口 * */ public class TestImplAdaptor extends ServletEndpointSupport implements ITest { //todo private ITest test; public String test() throws Exception { //todo 調(diào)用test test.test(); } }

          以上已經(jīng)定義好了服務(wù)端接口,下面需要對(duì)AXIS WEBSERVICE進(jìn)行部署 

          (4)下面的部署我采用了ant 來(lái)部署的 ,其中一個(gè)重要的包axis-ant.jar現(xiàn)在需要了。

          <?xml version="1.0" encoding="UTF-8" ?> <project name="testclient" default="tojar" basedir="../wsdl"> <property name="wsdl" value="test.wsdl" /> <path id="classpath"> <fileset dir="../WEB-INF/lib" includes="*.jar,*.zip" /> <fileset dir="D:"tomcat6.0"lib" includes="*.jar,*.zip" /> </path> <target name="copy" > <copy todir="${basedir}/test/src"> <fileset dir="../../src"> <include name="**"*.java" /> </fileset> </copy> </target> <!-- **********************************編譯********************************** --> <target name="compile" description="Compile Java sources" depends="copy"> <javac srcdir="${basedir}/test/src" destdir="${basedir}/test/classes" optimize="yes" encoding="utf-8"> <classpath refid="classpath" /> <compilerarg value="-Xlint:none" /> </javac> </target> <target name="axis" depends="compile"> <taskdef resource="axis-tasks.properties" classpathref="classpath" /> <axis-java2wsdl classname="com.ot.service.ITest" location="http://localhost:8080/services/testService" namespace="http://service.ot.com" output="${wsdl}" style="RPC"> <classpath> <pathelement path="${basedir}/opf/classes" /> </classpath> </axis-java2wsdl> <axis-wsdl2java all="true" url="${wsdl}" deployscope="Request" output="${basedir}/client" serverside="true" skeletondeploy="false" testcase="true" noimports="false" typemappingversion="1.3"> </axis-wsdl2java> <delete file="${basedir}/client/service/ITestServiceLocator.java" /> <delete file="${basedir}/client/service/undeploy.wsdd" /> <delete file="${basedir}/client/service/deploy.wsdd" /> </target> <target name="tojar" depends="axis"> <javac destdir="${basedir}/classes" debug="on" optimize="on" classpathref="classpath"> <src path="${basedir}/client" /> </javac> <jar jarfile="../clientdate/testclient.jar"> <fileset dir="${basedir}/classes"> <include name="**/*.class" /> <exclude name="**/*Locator.class" /> </fileset> </jar> <delete dir="${basedir}/opf" /> </target> </project>

           針對(duì)上面的ant build.xml文件要說(shuō)明一下啊,整個(gè)過(guò)程就是把webservice中需要用到的實(shí)體對(duì)象,復(fù)制出來(lái)編譯一下,提供給客戶(hù)端使用webservice的用戶(hù)。再webservice中復(fù)雜的對(duì)象,不是java基本類(lèi)型的,wsdl無(wú)法直接轉(zhuǎn)換,需要序列化。

          這就是為什么要生成這個(gè)客戶(hù)端,其中下面部分要重點(diǎn)說(shuō)明一下,這也是這個(gè)部署的核心。通過(guò)axis-java2wsdl 是將webservice 接口生成相應(yīng)的描述文件和客戶(hù)端調(diào)用代碼。執(zhí)行后會(huì)多生成幾個(gè)類(lèi),

           ITest.java,ITestService.java,ITestServiceLocator.java,ITestSoapBindingStub.java ,以及undeploy.wsdd 和deploy.wsdd 以及test.wsdl 三個(gè)配置文件 但是我會(huì)把ITestServiceLocator.java 會(huì)刪除了,原因是我在服務(wù)端自己定義了一個(gè)這樣的類(lèi),目的是我可以自己修改服務(wù)單的地址,這樣對(duì)于開(kāi)發(fā)而言服務(wù)端地址改變不需要重新生成客戶(hù)端代碼。 undeploy.wsdd 和deploy.wsdd 兩個(gè)文件是部署和取消部署的文件,這里我也不他們刪除,我要手動(dòng)定義這個(gè)文件

          <target name="axis" depends="compile">
          <taskdef resource="axis-tasks.properties" classpathref="classpath" />
          <axis-java2wsdl classname="com.ot.service.ITest" location="http://localhost:8080/services/testService" namespace="http://service.ot.com" output="${wsdl}" style="RPC">
          <classpath>
          <pathelement path="${basedir}/opf/classes" />
          </classpath>
          </axis-java2wsdl>
          <axis-wsdl2java all="true" url="${wsdl}" deployscope="Request" output="${basedir}/client" serverside="true" skeletondeploy="false" testcase="true" noimports="false" typemappingversion="1.3">
          </axis-wsdl2java>


              <delete file="${basedir}/client/service/ITestServiceLocator.java" />
              <delete file="${basedir}/client/service/undeploy.wsdd" />
             <delete file="${basedir}/client/service/deploy.wsdd" />

          </target>


          (5)服務(wù)器部署配置文件server-config.wsdd
          <?xml version="1.0" encoding="UTF-8"?> <deployment xmlns="http://xml.apache.org/axis/wsdd/" xmlns:java="http://xml.apache.org/axis/wsdd/providers/java"> <globalConfiguration> <parameter name="adminPassword" value="admin" /> <parameter name="attachments.implementation" value="org.apache.axis.attachments.AttachmentsImpl" /> <parameter name="disablePrettyXML" value="true" /> <parameter name="sendXsiTypes" value="true" /> <parameter name="sendMultiRefs" value="true" /> <parameter name="sendXMLDeclaration" value="true" /> <parameter name="axis.sendMinimizedElements" value="true" /> <parameter name="dotNetSoapEncFix" value="true" /> <parameter name="enableNamespacePrefixOptimization" value="false" /> <requestFlow> <handler type="java:org.apache.axis.handlers.JWSHandler"> <parameter name="scope" value="session" /> </handler> <handler type="java:org.apache.axis.handlers.JWSHandler"> <parameter name="scope" value="request" /> <parameter name="extension" value=".jwr" /> </handler> </requestFlow> </globalConfiguration> <handler name="LocalResponder" type="java:org.apache.axis.transport.local.LocalResponder" /> <handler name="URLMapper" type="java:org.apache.axis.handlers.http.URLMapper" /> <handler name="Authenticate" type="java:org.apache.axis.handlers.SimpleAuthenticationHandler" /> <service name="AdminService" provider="java:MSG"> <parameter name="allowedMethods" value="AdminService" /> <parameter name="enableRemoteAdmin" value="false" /> <parameter name="className" value="org.apache.axis.utils.Admin" /> <namespace>http://xml.apache.org/axis/wsdd/</namespace> </service> <service name="Version" provider="java:RPC"> <parameter name="allowedMethods" value="getVersion" /> <parameter name="className" value="org.apache.axis.Version" /> </service> <service name="test" provider="java:RPC" style="rpc" use="encoded"> <parameter name="allowedMethods" value="*" /> <parameter name="scope" value="Request" /> <parameter name="className" value="com.ot.service.impl.TestImplAdaptor " /> <typeMapping deserializer="org.apache.axis.encoding.ser.BeanDeserializerFactory" encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" qname="ns1:Object" serializer="org.apache.axis.encoding.ser.BeanSerializerFactory" type="java:java.lang.Object" xmlns:ns1="http://lang.java" /> <typeMapping deserializer="org.apache.axis.encoding.ser.BeanDeserializerFactory" encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" qname="ns2:List" serializer="org.apache.axis.encoding.ser.BeanSerializerFactory" type="java:java.util.ArrayList" xmlns:ns2="http://util.java" /> <typeMapping deserializer="org.apache.axis.encoding.ser.BeanDeserializerFactory" encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" qname="ns3:TestVO" serializer="org.apache.axis.encoding.ser.BeanSerializerFactory" type="java:com.ot.model.TestVO" xmlns:ns3="http://model.ot.com" /> </service> <transport name="http"> <requestFlow> <handler type="URLMapper" /> <handler type="java:org.apache.axis.handlers.http.HTTPAuthHandler" /> </requestFlow> </transport> <transport name="local"> <responseFlow> <handler type="LocalResponder" /> </responseFlow> </transport> </deployment>

          指定好部署文件服務(wù)端已經(jīng)全部構(gòu)建好了,下面我們來(lái)構(gòu)建客戶(hù)端

           (6)客戶(hù)端有兩種方式

          (6-1) 客戶(hù)端直接調(diào)用Webservice,就不需要?jiǎng)偛派傻?**Locator.java 和 ***SoapBindingStub.java....等

           import java.net.MalformedURLException;
           import javax.xml.rpc.ServiceException;
           import javax.xml.namespace.QName;
           import org.apache.axis.client.Call;
           import org.apache.axis.client.Service;

           public class WSTestServiceClient{
            public static void main(String []args){
             Service service = new Service();
             try {
              Call call = (Call) service.createCall();
              String url = http://localhost:8080/services/testService?wsdl;
              QName qname = new QName(url,"test");
              call.setOperationName(qname);
              call.setTargetEndpointAddress(new java.net.URL(url));
              String result = (String) call.invoke(new Object[]{});
              System.out.println("===="+result);
             } catch (Exception e) {
              e.printStackTrace();
             }
            }
           }

           (6-2) 就是通過(guò)剛才客戶(hù)端定義的***Locator.java 和 ***SoapBindingStub.java....等方法來(lái)調(diào)用

           客戶(hù)端同樣也增加了一個(gè)使用WEB SERVICE的接口,這樣的目的是代碼結(jié)構(gòu)更完整。具體接口不再說(shuō)明。。

          主要是相應(yīng)的spring 配置。看如何調(diào)用相應(yīng)的web service

          <!-- 調(diào)用服務(wù)配置 --> <bean id="testAdaptor" class="org.springframework.aop.framework.ProxyFactoryBean"> <property name="targetSource" ref="axistestPoolTargetSource" /> <!--<property name="interceptorNames"> <list> <value>methodCachePointCut</value> <value>methodCachePointCutAdvice</value> </list> </property> --> </bean> <bean id="axistestPoolTargetSource" class="org.springframework.aop.target.CommonsPoolTargetSource"> <property name="targetBeanName" value="axistestServiceImpl" /> <property name="maxSize" value="30" /> </bean> <bean id="axistestServiceImpl" class="com.ot.client.impl.TestServcieAdaptor" singleton="false"> <property name="testService"> <bean class="org.springframework.beans.factory.config.MethodInvokingFactoryBean" > <property name="singleton"><value>false</value></property> <property name="targetObject"> <bean class="com.ot.client.ITestServiceLocator"></bean> </property> <property name="targetMethod"><value>getTestService</value></property> </bean> </property> </bean>

          posted on 2010-12-04 11:02 agun 閱讀(376) 評(píng)論(0)  編輯  收藏


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