com.gwtplatform.dispatch.client.RpcDispatchAsync Maven / Gradle / Ivy
/**
* Copyright 2011 ArcBees 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 com.gwtplatform.dispatch.client;
import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.rpc.ServiceDefTarget;
import com.gwtplatform.dispatch.client.actionhandler.ClientActionHandlerRegistry;
import com.gwtplatform.dispatch.shared.Action;
import com.gwtplatform.dispatch.shared.DispatchRequest;
import com.gwtplatform.dispatch.shared.DispatchService;
import com.gwtplatform.dispatch.shared.DispatchServiceAsync;
import com.gwtplatform.dispatch.shared.Result;
import com.gwtplatform.dispatch.shared.SecurityCookieAccessor;
/**
* This class is the default implementation of {@link DispatchAsync}, which is
* essentially the client-side access to the
* {@link com.gwtplatform.dispatch.server.Dispatch} class on the server-side.
*
* @deprecated Please use {@link com.gwtplatform.dispatch.rpc.client.RpcDispatchAsync}.
*/
@Deprecated
public class RpcDispatchAsync extends AbstractDispatchAsync {
private static final DispatchServiceAsync realService = GWT.create(DispatchService.class);
private final String baseUrl;
public RpcDispatchAsync(ExceptionHandler exceptionHandler,
SecurityCookieAccessor securityCookieAccessor,
ClientActionHandlerRegistry registry) {
super(exceptionHandler, securityCookieAccessor, registry);
String entryPointUrl = ((ServiceDefTarget) realService).getServiceEntryPoint();
if (entryPointUrl == null) {
this.baseUrl = "";
} else {
this.baseUrl = entryPointUrl;
}
}
@Override
protected , R extends Result> DispatchRequest doExecute(
String securityCookie, final A action, final AsyncCallback callback) {
return new GwtHttpDispatchRequest(realService.execute(securityCookie, action, new AsyncCallback() {
public void onFailure(Throwable caught) {
RpcDispatchAsync.this.onExecuteFailure(action, caught, callback);
}
@SuppressWarnings("unchecked")
public void onSuccess(Result result) {
// Note: This cast is a dodgy hack to get around a GWT
// 1.6 async compiler issue
RpcDispatchAsync.this.onExecuteSuccess(action, (R) result, callback);
}
}));
}
@Override
protected , R extends Result> DispatchRequest doUndo(
String securityCookie, final A action, final R result,
final AsyncCallback callback) {
return new GwtHttpDispatchRequest(realService.undo(securityCookie, action, result, new AsyncCallback() {
public void onFailure(Throwable caught) {
RpcDispatchAsync.this.onUndoFailure(action, caught, callback);
}
public void onSuccess(Void voidResult) {
RpcDispatchAsync.this.onUndoSuccess(action, voidResult, callback);
}
}));
}
@Override
protected , R extends Result> void prepareExecute(A action) {
prepareService((ServiceDefTarget) realService, baseUrl, action.getServiceName());
}
protected void prepareService(ServiceDefTarget service, final String moduleUrl, String relativeServiceUrl) {
service.setServiceEntryPoint(moduleUrl + relativeServiceUrl);
}
@Override
protected , R extends Result> void prepareUndo(A action) {
prepareService((ServiceDefTarget) realService, baseUrl, action.getServiceName());
}
}