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  1. POjava scp problem
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    copied!<p>I am having a situation here which I need to resolve. I have to upload particular elements of an xml file to upload it to a server, managed to do that, and I created a demo method to check if the file is being uploaded to the server or not.</p> <p>My xml file has the structure,</p> <pre><code>&lt;config&gt; &lt;engine&gt; &lt;eid&gt;1&lt;/eid&gt; &lt;sometextelement&gt;text&lt;/sometextelement&gt; &lt;/engine&gt; &lt;engine&gt; &lt;eid&gt;2&lt;/eid&gt; &lt;sometextelement&gt;text&lt;/sometextelement&gt; &lt;/engine&gt; &lt;engine&gt; &lt;eid&gt;3&lt;/eid&gt; &lt;sometextelement&gt;text&lt;/sometextelement&gt; &lt;/engine&gt; &lt;/config&gt; </code></pre> <p>and here is my servlet code:</p> <pre><code>protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doPost(request,response); } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub response.setContentType("application/json"); //response.setHeader("Cache-Control", "no-cache"); PrintWriter out = response.getWriter(); JSONObject obj = new JSONObject(); String value = request.getParameter("value"); String message = ""; String update = ""; Element element = null; Element root = null; XMLOutputter xmlOutputter = new XMLOutputter(); try{ doc = saxBuilder.build("E:/workbench j2ee/cPEP_UI/WebContent/engine.xml"); }catch(Exception e){ e.printStackTrace(); } root = doc.getRootElement(); List list = doc.getRootElement().getChildren(); Iterator itr = list.iterator(); while(itr.hasNext()){ element = (Element)itr.next(); System.out.println("Entered 1"); File f = File.createTempFile("engine_",".xml"); System.out.println(f); xmlOutputter.output(element, new FileWriter(f)); putFile(f); } // xmlOutputter.output(doc, new FileWriter("E:/workbench j2ee/cPEP_UI/WebContent/engine.xml")); // System.out.println("hello from system"); // out.println("hello"); } public void putFile(File f){ System.out.println("File String: "+f.toString()); Connection Conn = null; try { Conn = new Connection("ftp.someserver.co.uk",22); ConnectionInfo info = Conn.connect(); Conn.authenticateWithPassword("webmaster@someserver.co.uk", "mypass"); SCPClient SCP = new SCPClient(Conn); SCP.put(f.toString(), "/public_html/webmaster", "0755"); Conn.close(); } catch (Exception e) { try { Conn.close(); } catch (Exception e1) {} } } </code></pre> <p>Now, From the above code I am getting file created for engine 1, engine 2 and engine 3, and thats what I wanted, but now I want it to upload to the server too. and the putFile code is not working at all.The port is also perfect. Whats wrong then? any ideas?</p> <p>Heres the error:</p> <pre><code>java.io.IOException: There was a problem while connecting to ftp.someserver.co.uk:22 at ch.ethz.ssh2.Connection.connect(Connection.java:699) at ch.ethz.ssh2.Connection.connect(Connection.java:490) at Push_Individual_Engine.putFile(Push_Individual_Engine.java:106) at Push_Individual_Engine.doPost(Push_Individual_Engine.java:81) at Push_Individual_Engine.doGet(Push_Individual_Engine.java:47) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:662) Caused by: java.net.ConnectException: Connection timed out: 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:529) at ch.ethz.ssh2.transport.TransportManager.establishConnection(TransportManager.java:340) at ch.ethz.ssh2.transport.TransportManager.initialize(TransportManager.java:448) at ch.ethz.ssh2.Connection.connect(Connection.java:643) ... 18 more </code></pre>
 

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