/* * Copyright 2005 JBoss Inc * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.drools.guvnor.client.common; import org.drools.guvnor.client.rpc.DetailedSerializationException; import org.drools.guvnor.client.rpc.SessionExpiredException; import org.drools.guvnor.client.util.Format; import org.drools.guvnor.client.messages.Constants; import com.google.gwt.core.client.GWT; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.gwt.user.client.ui.HTML; /** * This is a generic call back that handles errors (very simply). * * @author Michael Neale */ public abstract class GenericCallback<T> implements AsyncCallback<T> { public void onFailure(Throwable t) { LoadingPopup.close(); if (t instanceof SessionExpiredException) { showSessionExpiry(); } else if (t instanceof DetailedSerializationException) { ErrorPopup.showMessage((DetailedSerializationException) t); } else { ErrorPopup.showMessage(t.getMessage()); } } public static void showSessionExpiry() { String url = GWT.getModuleBaseURL(); url = url.substring(0, url.lastIndexOf('/')); url = url.substring(0, url.lastIndexOf('/')); FormStylePopup pop = new FormStylePopup(); String m = Format.format(((Constants) GWT.create(Constants.class)).SessionExpiredMessage(), url); pop.addRow(new HTML(m)); pop.show(); LoadingPopup.close(); } }