一个关于webservice 接口的问题
Java codeorg.codehaus.xfire.XFireRuntimeException: Cannot create mapping for java.util.List, unspecified component type for interface java.util.List at org.codehaus.xfire.aegis.type.DefaultTypeCreator.createCollectionType(DefaultTypeCreator.java:43) at org.codehaus.xfire.aegis.type.java5.Java5TypeCreator.createCollectionType(Java5TypeCreator.java:159) at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createTypeForClass(AbstractTypeCreator.java:90) at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createType(AbstractTypeCreator.java:387) at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createCollectionQName(AbstractTypeCreator.java:310) at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createCollectionType(AbstractTypeCreator.java:214) at org.codehaus.xfire.aegis.type.java5.Java5TypeCreator.createCollectionType(Java5TypeCreator.java:155) at org.codehaus.xfire.aegis.type.XMLTypeCreator.createCollectionType(XMLTypeCreator.java:181) at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createTypeForClass(AbstractTypeCreator.java:90) at org.codehaus.xfire.aegis.type.AbstractTypeCreator.createType(AbstractTypeCreator.java:347) at org.codehaus.xfire.aegis.AegisBindingProvider.getSuggestedName(AegisBindingProvider.java:125) at org.codehaus.xfire.service.binding.DefaultServiceConfiguration.getOutParameterName(DefaultServiceConfiguration.java:174) at org.codehaus.xfire.service.binding.ObjectServiceFactory.getOutParameterName(ObjectServiceFactory.java:958) at org.codehaus.xfire.service.binding.ObjectServiceFactory.addOperation(ObjectServiceFactory.java:719) at org.codehaus.xfire.service.binding.ObjectServiceFactory.initializeOperations(ObjectServiceFactory.java:645) at org.codehaus.xfire.service.binding.ObjectServiceFactory.create(ObjectServiceFactory.java:350) at org.codehaus.xfire.service.binding.ObjectServiceFactory.create(ObjectServiceFactory.java:284) at org.codehaus.xfire.service.binding.ObjectServiceFactory.create(ObjectServiceFactory.java:265) at com.webservice.WsClient.getUserByPage(WsClient.java:44) at gov.bjciq.health.action.RecodeList.service(RecodeList.java:52) at com.digitalchina.sictech.web.DispatchServlet.service(DispatchServlet.java:60) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at gov.bjciq.health.util.LoginFilter.doFilter(LoginFilter.java:39) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705) at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683) at java.lang.Thread.run(Thread.java:595)