WebService开发笔记 1 -- 利用cxf开发WebService竟然如此简单

我之前对这个理解错误了，目前我的实践问题如下，如果实现一个返回List类型的接口，可以获得list的大小，但是list里的对象都为空；如果用楼主的listobject来封装，在执行listobject.getList()方法时，取得的为空
不知道这个应该怎么解决，谢谢！

信息: Interceptor has thrown exception, unwinding now
org.apache.cxf.binding.soap.SoapFault: Error writing to XMLStreamWriter.
at org.apache.cxf.binding.soap.interceptor.SoapOutInterceptor$SoapOutEndingInterceptor.handleMessage(SoapOutInterceptor.java:244)
at org.apache.cxf.binding.soap.interceptor.SoapOutInterceptor$SoapOutEndingInterceptor.handleMessage(SoapOutInterceptor.java:226)
at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:207)
at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:254)
at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:205)
at org.apache.cxf.frontend.ClientProxy.invokeSync(ClientProxy.java:73)
at org.apache.cxf.jaxws.JaxWsClientProxy.invoke(JaxWsClientProxy.java:135)
at $Proxy18.sayHelloWorld(Unknown Source)
at net.oupu.test.Test.main(Test.java:30)
Caused by: com.ctc.wstx.exc.WstxIOException: Connection refused: connect
at com.ctc.wstx.sw.BaseStreamWriter.finishDocument(BaseStreamWriter.java:1687)
at com.ctc.wstx.sw.BaseStreamWriter.writeEndDocument(BaseStreamWriter.java:585)
at org.apache.cxf.binding.soap.interceptor.SoapOutInterceptor$SoapOutEndingInterceptor.handleMessage(SoapOutInterceptor.java:239)
... 8 more
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
at java.net.Socket.connect(Socket.java:519)
at sun.net.NetworkClient.doConnect(NetworkClient.java:152)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:382)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:509)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:231)
at sun.net.www.http.HttpClient.New(HttpClient.java:304)
at sun.net.www.http.HttpClient.New(HttpClient.java:316)
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:813)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:765)
at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:690)
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:857)
at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.handleHeadersTrustCaching(HTTPConduit.java:1787)
at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.onFirstWrite(HTTPConduit.java:1755)
at org.apache.cxf.io.AbstractWrappedOutputStream.write(AbstractWrappedOutputStream.java:42)
at com.ctc.wstx.io.UTF8Writer.flush(UTF8Writer.java:96)
at com.ctc.wstx.sw.BufferingXmlWriter.flush(BufferingXmlWriter.java:214)
at com.ctc.wstx.sw.BufferingXmlWriter.close(BufferingXmlWriter.java:194)
at com.ctc.wstx.sw.BaseStreamWriter.finishDocument(BaseStreamWriter.java:1685)
... 10 more
Exception in thread "main" javax.xml.ws.soap.SOAPFaultException: Error writing to XMLStreamWriter.
at org.apache.cxf.jaxws.JaxWsClientProxy.invoke(JaxWsClientProxy.java:169)
at $Proxy18.sayHelloWorld(Unknown Source)
at net.oupu.test.Test.main(Test.java:30)
Caused by: org.apache.cxf.binding.soap.SoapFault: Error writing to XMLStreamWriter.
at org.apache.cxf.binding.soap.interceptor.SoapOutInterceptor$SoapOutEndingInterceptor.handleMessage(SoapOutInterceptor.java:244)
at org.apache.cxf.binding.soap.interceptor.SoapOutInterceptor$SoapOutEndingInterceptor.handleMessage(SoapOutInterceptor.java:226)
at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:207)
at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:254)
at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:205)
at org.apache.cxf.frontend.ClientProxy.invokeSync(ClientProxy.java:73)
at org.apache.cxf.jaxws.JaxWsClientProxy.invoke(JaxWsClientProxy.java:135)
... 2 more
Caused by: com.ctc.wstx.exc.WstxIOException: Connection refused: connect
at com.ctc.wstx.sw.BaseStreamWriter.finishDocument(BaseStreamWriter.java:1687)
at com.ctc.wstx.sw.BaseStreamWriter.writeEndDocument(BaseStreamWriter.java:585)
at org.apache.cxf.binding.soap.interceptor.SoapOutInterceptor$SoapOutEndingInterceptor.handleMessage(SoapOutInterceptor.java:239)
... 8 more
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
at java.net.Socket.connect(Socket.java:519)
at sun.net.NetworkClient.doConnect(NetworkClient.java:152)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:382)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:509)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:231)
at sun.net.www.http.HttpClient.New(HttpClient.java:304)
at sun.net.www.http.HttpClient.New(HttpClient.java:316)
at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:813)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:765)
at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:690)
at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:857)
at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.handleHeadersTrustCaching(HTTPConduit.java:1787)
at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.onFirstWrite(HTTPConduit.java:1755)
at org.apache.cxf.io.AbstractWrappedOutputStream.write(AbstractWrappedOutputStream.java:42)
at com.ctc.wstx.io.UTF8Writer.flush(UTF8Writer.java:96)
at com.ctc.wstx.sw.BufferingXmlWriter.flush(BufferingXmlWriter.java:214)
at com.ctc.wstx.sw.BufferingXmlWriter.close(BufferingXmlWriter.java:194)
at com.ctc.wstx.sw.BaseStreamWriter.finishDocument(BaseStreamWriter.java:1685)
... 10 more

异常如上

居然每个方法的请求和返回值都包装成类型……太变态了