/*
* Copyright 2013-2016 consulo.io
*
* 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 consulo.web.gwt.client.service;
import com.google.gwt.user.client.rpc.AsyncCallback;
import consulo.web.gwt.client.util.Log;
/**
* @author VISTALL
* @since 20-May-16
*/
public interface FetchService {
abstract class ServiceCallback<T> implements AsyncCallback<T> {
private Runnable myOnError;
private Runnable myOnOk;
ServiceCallback(Runnable onError, Runnable onOk) {
myOnError = onError;
myOnOk = onOk;
}
@Override
public void onFailure(Throwable caught) {
String string = caught.getMessage() + "\n";
for (StackTraceElement element : caught.getStackTrace()) {
string += element + "\n";
}
Log.log(string);
myOnError.run();
}
@Override
public void onSuccess(T result) {
handle(result);
myOnOk.run();
}
public abstract void handle(T result);
}
void fetch(Runnable onError, Runnable onOk);
String getKey();
}