Is the AccessDeniedException declared in a throws clause in any
RemoteService interface?
IIRC you have to declare exceptions explicitly for them to be included in
the serialization policies. I can't tell why it works in DevMode but not in
prod mode though.
On Thursday, April 17, 2014 1:32:47 PM UTC+2, Mohit Garg wrote:
>
> Hi, I have spent almost a couple of days trying to resolve this issue to
> no avail, so any help would be much appreciated.
>
> I am intercepting GWT calls using Spring MVC through a custom
> GwtRpcController class. The method of interest is as follows:
>
> @Override
> public String processCall(String payload) throws
> SerializationException {
> try {
> RPCRequest rpcRequest = RPC.decodeRequest(payload,
> this.remoteServiceClass);
> // delegate work to the spring injected service
> return RPC.invokeAndEncodeResponse(this.remoteService,
> rpcRequest.getMethod(), rpcRequest.getParameters() );
> } catch (IncompatibleRemoteServiceException ex) {
> getServletContext().log("An IncompatibleRemoteServiceException
> was thrown while processing this call.", ex);
> return RPC.encodeResponseForFailure(null, ex);
> } catch (UnexpectedException ex) {
> if (ex.getCause() instanceof
> org.springframework.security.access.AccessDeniedException) {
> AccessDeniedException clientEx = new
> AccessDeniedException();
> getServletContext().log("A Spring AccessDeniedException
> was thrown while processing this call.", clientEx);
> return RPC.encodeResponseForFailure(null, clientEx);
> } else {
> throw ex;
> }
> }
> }
>
> As you can see, I am catching the Spring Access Denied Exception which
> comes from the @PreAuthorize annotation in my methods, and using
> RPC.encodeResponseForFailure to pass my custom Exception (extends
> RuntimeException(as does GWT's own InvocationException), implements
> IsSerializable, and has a zero argument constructor). Here's the code if
> you want to refer:
>
> package com.fundwave.fundadmin.shared;
>
> import com.google.gwt.user.client.rpc.IsSerializable;
>
> public class AccessDeniedException extends java.lang.RuntimeException
> implements IsSerializable {
>
> private static String AUTHORIZATION_ERROR = "Authorization Error: ";
>
> private String message;
>
> public AccessDeniedException() {
> super(AUTHORIZATION_ERROR+"Your account does not have the rights
> to perform this action.");
> this.message = AUTHORIZATION_ERROR+"Your account does not have the
> rights to perform this action.";
> }
>
> public AccessDeniedException(String msg) {
> super(AUTHORIZATION_ERROR+msg);
> this.message = AUTHORIZATION_ERROR+msg;
> }
>
> public AccessDeniedException(Throwable t) {
> super(t);
> }
>
> public AccessDeniedException(String msg, Throwable t) {
> super(AUTHORIZATION_ERROR+msg, t);
> this.message = AUTHORIZATION_ERROR+msg;
> }
>
> public String getMessage() {
> return message;
> }
>
> public void setMessage(String message) {
> this.message = message;
> }
>
> }
>
>
> On the client side, my code painlessly catches my custom exception in the
> development mode:
>
> caught.printStackTrace();
> if (caught instanceof AccessDeniedException) {
> serverResponseLabel.setText("Error: " + caught.getMessage());
> }
>
> Surprisingly, after compiling, I get the following error:
>
> Error: (TypeError) stack:
> com_google_gwt_user_client_rpc_impl_SerializerBase$MethodMap_$instantiate__Lcom_google_gwt_user_client_rpc_impl_SerializerBase$MethodMap_2Lcom_google_gwt_user_client_rpc_SerializationStreamReader_2Ljava_lang_String_2Ljava_lang_Object_2@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:36006com_google_gwt_user_client_rpc_impl_SerializerBase_$instantiate__Lcom_google_gwt_user_client_rpc_impl_SerializerBase_2Lcom_google_gwt_user_client_rpc_SerializationStreamReader_2Ljava_lang_String_2Ljava_lang_Object_2@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:14354com_google_gwt_user_client_rpc_impl_AbstractSerializationStreamReader_$readObject__Lcom_google_gwt_user_client_rpc_impl_AbstractSerializationStreamReader_2Ljava_lang_Object_2@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:35554com_google_gwt_user_client_rpc_impl_RequestCallbackAdapter_onResponseReceived__Lcom_google_gwt_http_client_Request_2Lcom_google_gwt_http_client_Response_2V@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:35810com_google_gwt_http_client_Request_$fireOnResponseReceived__Lcom_google_gwt_http_client_Request_2Lcom_google_gwt_http_client_RequestCallback_2V@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:27307com_google_gwt_http_client_RequestBuilder$1_onReadyStateChange__Lcom_google_gwt_xhr_client_XMLHttpRequest_2V@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:27464com_google_gwt_xhr_client_XMLHttpRequest_$setOnReadyStateChange__Lcom_google_gwt_xhr_client_XMLHttpRequest_2Lcom_google_gwt_xhr_client_ReadyStateChangeHandler_2V/this$static.onreadystatechange<@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:41345com_google_gwt_core_client_impl_Impl_apply__Ljava_lang_Object_2Ljava_lang_Object_2Ljava_lang_Object_2Ljava_lang_Object_2@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:23703com_google_gwt_core_client_impl_Impl_entry0__Ljava_lang_Object_2Ljava_lang_Object_2Ljava_lang_Object_2Ljava_lang_Object_2@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:23743com_google_gwt_core_client_impl_Impl_entry__Lcom_google_gwt_core_client_JavaScriptObject_2Lcom_google_gwt_core_client_JavaScriptObject_2/<@
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.html:23730__gwt$exception:
> <skipped> fileName:
> http://127.0.0.1:8888/fundwave/3214F6C013E9480AD0BA8FA2C08F3CF9.cache.htmllineNumber:
> 36006 columnNumber: 2: this$static[signature][0] is not a
> function
>
> If it runs great in dev mode, what could cause the issue after
> compilation? I have tried with the latest GWT release (2.6) as well as the
> penultimate release.
>
>
>
>
>
>
>
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