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javawebservice:如何将Java程序转换为Webservice

来源: 发布时间:星期六, 2009年3月14日 浏览:0次 评论:0
1、选择要转换java文件生成 2、写wsdd 3、发布  剩下就只有了wsdl2java     我原来系统是CICS对后台封装了现在用webservice再封装前台页面控制数据传输数据处理统统都可以分开了爽    //以下是从网上找有关AXIS入门教程    、Axis安装 1、环境 J2SE SDK 1.3 or 1.4: 我使用 1.4.2 Servlet Container: 我使用Tomcat 5.0     2、到 http://ws.apache.org/Axis/网站WebSite下载Axis安装包    3、解压缩安装包将Axis_UNZIP_PATH\Axis-version\webapps下Axis包拷贝到TOMCAT_HOME\webapps\下以下约定Axis_HOME为该TOMCAT_HOME\webapps\Axis目录    4、启动tomcat,访问http://localhost:8080/Axis 检查安装是否成功    5、以上步骤执行成功可以开发webservice例子了    Axis支持 3种web service部署和开发分别为:    1、Dynamic Invocation Interface ( DII)     2、Stubs方式    3、Dynamic Proxy方式     2、编写DII(Dynamic Invocation Interface )方式web服务    1.编写服务端HelloClient     public HelloClient   {   public String getName(String name)   {    "hello "+name;   }   }     2、将源码拷贝到Axis_HOME下重命名为 HelloClient.jws     3、访问连接http://localhost:8080/Axis/HelloClient.jws?wsdl页面显示Axis自动生成wsdl     4、编写访问服务客户端 TestHelloClient.java     import org.apache.Axis.client.Call;   import org.apache.Axis.client.Service;   import javax.xml..QName;   import javax.xml.rpc.ServiceException;   import java.net.MalformedURLException;   import java.rmi.RemoteException;     public SayHelloClient2   {   public void (String args)   {   try   {   String endpo =   "http://localhost:8080/Axis/HelloClient.jws";     Service service = Service;   Call call = null;     call = (Call) service.createCall;     call.OperationName( QName(   "http://localhost:8080/Axis/HelloClient.jws",   "getName"));   call.TargetEndpoAddress   ( java.net.URL(endpo));     String ret = (String) call.invoke( Object   {"zhangsan"});   .out.prln(" value is " + ret);   }   catch (Exception ex)   {   ex.prStackTrace;   }   }   }      3、编写Dynamic Proxy方式访问服务    1、编写部署服务端同上边DII方式本次仍使用上边部署HelloClient     2、编写代理接口    public erface HelloClientInterface   extends java.rmi.Remote   {   public String getName(String name)   throws java.rmi.RemoteException;   }     3、编写并执行客户端TestHelloClient.java     import javax.xml.rpc.Service;   import javax.xml.rpc.ServiceFactory;   import java.net.URL;   import javax.xml..QName;     public TestHelloClient   {   public void (String args)   {   try   {   String wsdlUrl =   "http://localhost:8080/Axis/HelloClient.jws?wsdl";   String nameSpaceUri =   "http://localhost:8080/Axis/HelloClient.jws";   String serviceName = "HelloClientService";   String portName = "HelloClient";     ServiceFactory serviceFactory =   ServiceFactory.Instance;   Service afService =   serviceFactory.createService( URL(wsdlUrl),    QName(nameSpaceUri, serviceName));   HelloClientInterface proxy = (HelloClientInterface)   afService.getPort( QName(   nameSpaceUri, portName),   HelloClientInterface.);   .out.prln   (" value is "+proxy.getName("john") ) ;   }catch(Exception ex)   {   ex.prStackTrace ;   }   }   }      4、编写wsdd发布web服务编写stub client访问web服务    1、编写服务端server,SayHello.java编译server.SayHello.java   package server;   public SayHello   {   public String getName(String name)   {    "hello "+name;   }   }     2.编写LogHandler.java   import org.apache.Axis.AxisFault;   import org.apache.Axis.Handler;   import org.apache.Axis.MessageContext;   import org.apache.Axis.handlers.BasicHandler;     import java.util.Date;     public LogHandler   extends BasicHandler   {   public void invoke   (MessageContext msgContext)   throws AxisFault   {     try {   Handler serviceHandler   = msgContext.getService;     Integer numAccesses =   (Integer)serviceHandler.getOption("accesses");    (numAccesses null)   numAccesses = Integer(0);   numAccesses = Integer   (numAccesses.Value + 1);   Date date = Date;   String result =   date + ": service " +   msgContext.getTargetService +   " accessed " + numAccesses + " time(s).";   serviceHandler.Option   ("accesses", numAccesses);   .out.prln(result);   } catch (Exception e)   {   throw AxisFault.makeFault(e);   }   }   }     3、编写wsdd文件    deploy.wsdd                             3、将编译后文件拷贝到Axis_HOME/WEB-INF/es下如:D:\tomcat\webapps\Axis\WEB-INF\es     4、发布服务:    java org.apache.Axis.client.AdminClient deploy.wsdd     5、生成client stub文件    a:方式1     将SayHello.java拷贝到Axis_HOME/下重命名为SayHello.jws    执行下面命令生存client stub     java org.apache.Axis.wsdl.WSDL2Java   -p client http://localhost:8080   /Axis/services/SayHello.jws?wsdl     b:方式2     执行如下命令生成SayHello.wsdl     java org.apache.Axis.wsdl.Java2WSDL   -oSayHello.wsdl -lhttp://localhost:8080   /Axis/services/SayHello -nsayhello server.SayHello     执行如下命令生成client stub     java org.apache.Axis.wsdl.WSDL2Java   SayHello.wsdl -p client     生成stub client文件列表为:    1.SayHello.java     2.SayHelloService.java    3.SayHelloServiceLocator.java     4.SayHelloSoapBindingStub.java     6、编写客户端编译并执行    public SayHelloClient   {   public void (String args)   {   try   {   SayHelloService service = client.   SayHelloServiceLocator;   client.SayHello_PortType   client = service.getSayHello;   String retValue=client.getName("zhangsan");   .out.prln(retValue);   }   catch (Exception e)   {   .err.prln   ("Execution failed. Exception: " + e);   }   }   }     您也可以写server-config.wsdd              

TAG: Java JAVA java WebService Webservice 转换
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