Axis2 Exception: org.apache.axis2.AxisFault: Timeout waiting for connection Solu

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　　Issue:
　　When you invoke a Web Service using Axis2 Client, you may often got following exception.
　　org.apache.axis2.AxisFault: Timeout waiting for connection   
at org.apache.axis2.AxisFault.makeFault(AxisFault.java:430)   
at org.apache.axis2.transport.http.HTTPSender.sendViaPost(HTTPSender.java:203)   
at org.apache.axis2.transport.http.HTTPSender.send(HTTPSender.java:76)   
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.writeMessageWithCommons(CommonsHTTPTransportSender.java:400)   
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:225)   
at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:435)   
at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:402)   
at org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:229)   
at org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)   
at org.apache.axis2.client.ServiceClient.sendReceive(ServiceClient.java:540)   
at org.apache.axis2.client.ServiceClient.sendReceive(ServiceClient.java:521)   
at Servlet.XMLServlet.processRequest(XMLServlet.java:102)   
at Servlet.XMLServlet.doGet(XMLServlet.java:131)   
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)   
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)   
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)   
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)   
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)   
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)   
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)   
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)   
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)   
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)   
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)   
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)   
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)   
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)   
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)   
at java.lang.Thread.run(Thread.java:619)   
Caused by: org.apache.commons.httpclient.ConnectionPoolTimeoutException: Timeout waiting for connection   
at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager.doGetConnection(MultiThreadedHttpConnectionManager.java:497)   
at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager.getConnectionWithTimeout(MultiThreadedHttpConnectionManager.java:416)   
at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:153)   
at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)   
at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:346)   
at org.apache.axis2.transport.http.AbstractHTTPSender.executeMethod(AbstractHTTPSender.java:542)   
at org.apache.axis2.transport.http.HTTPSender.sendViaPost(HTTPSender.java:199)   
... 27 more
　　Solution:
　　Please invoke stub._getServiceClient().cleanupTransport() ; after ServiceClient client = stub._getServiceClient();