java - 无法调用网络服务

Question

我目前正在尝试使用使用 Apache CXF 构建的客户端调用 Web 服务。虽然该服务在浏览器中可用，但由于以下错误，我无法连接到它。

关于这个问题有什么想法吗？

org.apache.cxf.phase.PhaseInterceptorChain doIntercept
INFO: Interceptor has thrown exception, unwinding now
org.apache.cxf.interceptor.Fault: Connection refused: connect
        at org.apache.cxf.interceptor.AbstractOutDatabindingInterceptor.writeParts(AbstractOutDatabindingInterceptor.java:75)
        at org.apache.cxf.interceptor.BareOutInterceptor.handleMessage(BareOutInterceptor.java:68)
        at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:208)
        at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:276)
        at org.apache.cxf.endpoint.ClientImpl.invoke(ClientImpl.java:222)
        at org.apache.cxf.frontend.ClientProxy.invokeSync(ClientProxy.java:73)
        at org.apache.cxf.jaxws.JaxWsClientProxy.invoke(JaxWsClientProxy.java:135)
        at $Proxy78.getStandardVersion(Unknown Source)
        at org.apache.jsp.services.Result_jsp._jspService(Result_jsp.java:622)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
        at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:843)
        at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:679)
        at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1293)
        at java.lang.Thread.run(Thread.java:619)
Caused by: com.ctc.wstx.exc.WstxIOException: Connection refused: connect
        at com.ctc.wstx.sw.BaseStreamWriter.flush(BaseStreamWriter.java:313)
        at org.apache.cxf.interceptor.AbstractOutDatabindingInterceptor.writeParts(AbstractOutDatabindingInterceptor.java:73)
        ... 26 more
Caused by: java.net.ConnectException: Connection refused: connect
        at java.net.PlainSocketImpl.socketConnect(Native Method)
        at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
        at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
        at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
        at java.net.Socket.connect(Socket.java:525)
        at sun.net.NetworkClient.doConnect(NetworkClient.java:158)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:394)
        at sun.net.www.http.HttpClient.openServer(HttpClient.java:529)
        at sun.net.www.http.HttpClient.<init>(HttpClient.java:233)
        at sun.net.www.http.HttpClient.New(HttpClient.java:306)
        at sun.net.www.http.HttpClient.New(HttpClient.java:323)
        at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:860)
        at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:801)
        at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:726)
        at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:904)
        at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.handleHeadersTrustCaching(HTTPConduit.java:1766)
        at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.onFirstWrite(HTTPConduit.java:1734)
        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.BaseStreamWriter.flush(BaseStreamWriter.java:311)
        ... 27 more

Answer 1

似乎是两个选项之一

1. 您正在尝试连接到错误的 uri(服务器/端口/url)
2. 您尝试连接到被防火墙阻止的服务

也许你可以让我们更深入地了解你正在使用的配置