Thx for letting me know. I ve posted to the correct group!
Sorry for this. Τη Τετάρτη, 25 Ιουλίου 2012 4:04:30 μ.μ. UTC+3, ο χρήστης Lars Viklund έγραψε: > > I believe you've posted to the wrong list. > This one is about everything around hosting projects on Google Code > hosting, > not any particular APIs that Google might expose, or some arbitrary project > you found on Google Code. > > Good luck in your endeavors. > > On Wed, Jul 25, 2012 at 10:52 AM, <[email protected]> wrote: > >> Hi guys. >> >> I am just starting to get a feel about Google Code and GWT. >> >> So my first thing to do was to download the Google Plugin for Eclipse and >> create a new Project. >> >> The project comes with an example, the greeting example. So i deployed >> that to App Engine and it worked great. >> >> Now I want to put some functionality in the example. So via eclipse, i >> d/led the Contacts API and automatically the jars were placed in the >> classpath and lib directory. >> >> So in the server side, in GreetingServiceImpl.java I added the following >> line >> >> ContactsService service = new ContactsServic("Contacts"); >> >> >> >> So the file looks like this: >> >> >> package com.gnt.server; >>> >>> import com.gnt.client.GreetingService; >>> import com.gnt.shared.FieldVerifier; >>> import com.google.gdata.client.contacts.ContactsService; >>> import com.google.gwt.user.server.rpc.RemoteServiceServlet; >>> >>> /** >>> * The server side implementation of the RPC service. >>> */ >>> @SuppressWarnings("serial") >>> public class GreetingServiceImpl extends RemoteServiceServlet implements >>> GreetingService { >>> >>> public String greetServer(String input) throws >>> IllegalArgumentException { >>> // Verify that the input is valid. >>> if (!FieldVerifier.isValidName(input)) { >>> // If the input is not valid, throw an >>> IllegalArgumentException back to >>> // the client. >>> throw new IllegalArgumentException( >>> "Name must be at least 4 characters long"); >>> } >>> >>> String serverInfo = getServletContext().getServerInfo(); >>> String userAgent = >>> getThreadLocalRequest().getHeader("User-Agent"); >>> >>> // Escape data from the client to avoid cross-site script >>> vulnerabilities. >>> input = escapeHtml(input); >>> userAgent = escapeHtml(userAgent); >>> ContactsService contactsService = new >>> ContactsService("Contacts"); >>> return "Hello, " + input + "!<br><br>I am running " + serverInfo >>> + ".<br><br>It looks like you are using:<br>" + >>> userAgent; >>> } >>> >>> /** >>> * Escape an html string. Escaping data received from the client >>> helps to >>> * prevent cross-site script vulnerabilities. >>> * >>> * @param html the html string to escape >>> * @return the escaped string >>> */ >>> private String escapeHtml(String html) { >>> if (html == null) { >>> return null; >>> } >>> return html.replaceAll("&", "&").replaceAll("<", "<") >>> .replaceAll(">", ">"); >>> } >>> } >>> >>> >> Now, the Remote Procedure Call fails and in the logs i only see >> >> javax.servlet.ServletContext log: Exception while dispatching incoming RPC >> call >>> com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public >>> abstract java.lang.String >>> com.gnt.client.GreetingService.greetServer(java.lang.String) throws >>> java.lang.IllegalArgumentException' threw an unexpected exception: >>> java.lang.NoClassDefFoundError: com/google/gdata/client/GoogleService >>> at >>> com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:385) >>> at >>> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:588) >>> at >>> com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:208) >>> at >>> com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:248) >>> at >>> com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62) >>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) >>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >>> at >>> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166) >>> at >>> com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java:102) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) >>> at >>> com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java:35) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) >>> at >>> com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) >>> at >>> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388) >>> at >>> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) >>> at >>> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) >>> at >>> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) >>> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) >>> at >>> com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java:249) >>> at >>> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) >>> at org.mortbay.jetty.Server.handle(Server.java:326) >>> at >>> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) >>> at >>> org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923) >>> at >>> com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java:76) >>> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) >>> at >>> com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java:135) >>> at >>> com.google.apphosting.runtime.JavaRuntime$RequestRunnable.run(JavaRuntime.java:477) >>> at >>> com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:449) >>> at >>> com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:455) >>> at com.google.tracing.TraceContext.runInContext(TraceContext.java:695) >>> at >>> com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:333) >>> at >>> com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:325) >>> at >>> com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:453) >>> at >>> com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:251) >>> at java.lang.Thread.run(Thread.java:679) >>> Caused by: java.lang.NoClassDefFoundError: >>> com/google/gdata/client/GoogleService >>> at >>> com.google.appengine.runtime.Request.process-ff033622b2cd8d3f(Request.java) >>> at java.lang.ClassLoader.defineClass1(Native Method) >>> at java.lang.ClassLoader.defineClass(ClassLoader.java:634) >>> at >>> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) >>> at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) >>> at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source) >>> at >>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>> at java.lang.reflect.Method.invoke(Method.java:616) >>> at java.lang.ClassLoader.loadClass(ClassLoader.java:266) >>> at >>> com.gnt.server.GreetingServiceImpl.greetServer(GreetingServiceImpl.java:32) >>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>> at >>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) >>> at >>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>> at java.lang.reflect.Method.invoke(Method.java:43) >>> at >>> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:569) >>> at >>> com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:208) >>> at >>> com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:248) >>> at >>> com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62) >>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) >>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >>> at >>> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) >>> at >>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) >>> at >>> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388) >>> at >>> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) >>> at >>> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) >>> at >>> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) >>> at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) >>> at >>> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) >>> at org.mortbay.jetty.Server.handle(Server.java:326) >>> at >>> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) >>> at >>> org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923) >>> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) >>> at >>> com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:449) >>> at >>> com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:455) >>> at com.google.tracing.TraceContext.runInContext(TraceContext.java:695) >>> at >>> com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:333) >>> at >>> com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:325) >>> at >>> com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:453) >>> ... 1 more >>> Caused by: java.lang.ClassNotFoundException: >>> com.google.gdata.client.GoogleService >>> at >>> com.google.appengine.runtime.Request.process-ff033622b2cd8d3f(Request.java) >>> ... 34 more >>> >>> >> >> >> Can someone pls explain to me why this happens? All the necessary jars >> are in the classpath as well as in the lib directory... >> >> Why am i Getting this? >> >> Caused by: java.lang.NoClassDefFoundError: >> com/google/gdata/client/GoogleService >> >> >> >> Is there another way to get Contacts? >> >> Thank you and sorry for the big post! >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Project Hosting on Google Code" group. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/google-code-hosting/-/dYXkMp4d364J. >> To post to this group, send email to [email protected] >> . >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/google-code-hosting?hl=en. >> > > -- You received this message because you are subscribed to the Google Groups "Project Hosting on Google Code" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-code-hosting/-/ly9bvAnXV8cJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-code-hosting?hl=en.
