Can you show the code for your Twitter class?
On Sep 22, 9:48 pm, Tahir Akram <[email protected]> wrote:
> I am getting following exception while getting data from session. I
> have following 2 servlets. One set session and other retrieve
> attribute from it. I have also sett session enable tag in appengine
> web xml file. (note: Using twitter4j)
>
> [FIRST SERVLET]
>
> Twitter twitter = new Twitter();
> twitter.setOAuthConsumer("<masked>", "<masked>");
> RequestToken requestToken = null;
> try {
> requestToken = twitter.getOAuthRequestToken();
> log.info("OAuth token has been taken");
> } catch (TwitterException e) {
> log.warning(e.toString());
> }
>
> HttpSession session = request.getSession();
> if (session.getAttribute("twitter")==null){
> session.setAttribute("twitter", twitter);
> out.println("-----------------------------> session
> is set");
> }
>
> if (session.getAttribute("token")==null){
> session.setAttribute("token", requestToken);
> out.println("-----------------------------> session
> is set");
> }
> String authUrl = requestToken.getAuthorizationURL();
>
> [SECOND SERVLET]
>
> HttpSession session = request.getSession();
>
> twitter = (Twitter)session.getAttribute("twitter");
> r = (RequestToken)session.getAttribute("token");
>
> twitter.setOAuthAccessToken(r.getAccessToken());
>
> twitter.updateStatus("Hello World!");
>
> #
> 09-22 01:34PM 12.913
>
> EXCEPTION
> javax.servlet.ServletException: java.lang.ArrayStoreException:
> [Ljava.lang.String;
> at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle
> (AppVersionHandlerMap.java:239)
> at org.mortbay.jetty.handler.HandlerWrapper.handle
> (HandlerWrapper.java:139)
> at org.mortbay.jetty.Server.handle(Server.java:313)
> at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:
> 506)
> at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete
> (HttpConnection.java:830)
> at com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable
> (RpcRequestParser.java:76)
> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381)
> at
> com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest
> (JettyServletEngineAdapter.java:139)
> at com.google.apphosting.runtime.JavaRuntime.handleRequest
> (JavaRuntime.java:235)
> at com.google.apphosting.base.RuntimePb$EvaluationRuntime
> $6.handleBlockingRequest(RuntimePb.java:4950)
> at com.google.apphosting.base.RuntimePb$EvaluationRuntime
> $6.handleBlockingRequest(RuntimePb.java:4948)
> at com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest
> (BlockingApplicationHandler.java:24)
> at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java:
> 359)
> at com.google.net.rpc.impl.Server$2.run(Server.java:823)
> at com.google.tracing.LocalTraceSpanRunnable.run
> (LocalTraceSpanRunnable.java:56)
> at com.google.tracing.LocalTraceSpanBuilder.internalContinueSpan
> (LocalTraceSpanBuilder.java:516)
> at com.google.net.rpc.impl.Server.startRpc(Server.java:778)
> at com.google.net.rpc.impl.Server.processRequest(Server.java:351)
> at com.google.net.rpc.impl.ServerConnection.messageReceived
> (ServerConnection.java:437)
> at com.google.net.rpc.impl.RpcConnection.parseMessages
> (RpcConnection.java:319)
> at com.google.net.rpc.impl.RpcConnection.dataReceived
> (RpcConnection.java:290)
> at com.google.net.async.Connection.handleReadEvent(Connection.java:
> 428)
> at com.google.net.async.EventDispatcher.processNetworkEvents
> (EventDispatcher.java:762)
> at com.google.net.async.EventDispatcher.internalLoop
> (EventDispatcher.java:207)
> at com.google.net.async.EventDispatcher.loop(EventDispatcher.java:
> 101)
> at com.google.net.rpc.RpcService.runUntilServerShutdown
> (RpcService.java:251)
> at com.google.apphosting.runtime.JavaRuntime$RpcRunnable.run
> (JavaRuntime.java:392)
> at java.lang.Thread.run(Unknown Source)
> Caused by: java.lang.ArrayStoreException: [Ljava.lang.String;
> at java.io.ObjectInputStream.readArray(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.defaultReadObject(Unknown Source)
> at java.text.SimpleDateFormat.readObject(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at java.io.ObjectStreamClass.invokeReadObject(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.readObject(Unknown Source)
> at java.util.HashMap.readObject(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at java.io.ObjectStreamClass.invokeReadObject(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.readObject(Unknown Source)
> at com.google.apphosting.runtime.jetty.SessionManager.deserialize
> (SessionManager.java:385)
> at com.google.apphosting.runtime.jetty.SessionManager.loadSession
> (SessionManager.java:307)
> at com.google.apphosting.runtime.jetty.SessionManager.getSession
> (SessionManager.java:282)
> at org.mortbay.jetty.servlet.AbstractSessionManager.getHttpSession
> (AbstractSessionManager.java:237)
> at org.mortbay.jetty.Request.getSession(Request.java:998)
> at org.mortbay.jetty.servlet.SessionHandler.handle
> (SessionHandler.java:192)
> at org.mortbay.jetty.handler.ContextHandler.handle
> (ContextHandler.java:712)
> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:
> 405)
> at com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle
> (AppVersionHandlerMap.java:237)
> ... 27 more
>
> #
> W 09-22 01:34PM 12.920
>
> Nested in javax.servlet.ServletException:
> java.lang.ArrayStoreException: [Ljava.lang.String;:
> java.lang.ArrayStoreException: [Ljava.lang.String;
> at java.io.ObjectInputStream.readArray(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.defaultReadObject(Unknown Source)
> at java.text.SimpleDateFormat.readObject(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at java.io.ObjectStreamClass.invokeReadObject(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.readObject(Unknown Source)
> at java.util.HashMap.readObject(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at java.io.ObjectStreamClass.invokeReadObject(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
> at java.io.ObjectInputStream.readSerialData(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.readObject(Unknown Source)
> at com.google.apphosting.runtime.jetty.SessionManager.deserialize
> (SessionManager.java:385)
> at com.google.apphosting.runtime.jetty.SessionManager.loadSession
> (SessionManager.java:307)
> at com.google.apphosting.runtime.jetty.SessionManager.getSession
> (SessionManager.java:282)
> at org.mortbay.jetty.servlet.AbstractSessionManager.getHttpSession
> (AbstractSessionManager.java:237)
> at org.mortbay.jetty.Request.getSession(Request.java:998)
> at org.mortbay.jetty.servlet.SessionHandler.handle
> (SessionHandler.java:192)
> at org.mortbay.jetty.handler.ContextHandler.handle
> (ContextHandler.java:712)
> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:
> 405)
> at
> ...
>
> read more »
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