/*
* Copyright (C) 2015 Red Hat, Inc. and/or its affiliates.
*
* 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.jboss.errai.bus.server.api;
import org.jboss.errai.bus.client.api.CallableFuture;
/**
* Used for obtaining instances of {@link org.jboss.errai.bus.client.api.CallableFuture} for use in asynchronous RPC methods.
*
* @author Mike Brock
*/
public class CallableFutureFactory {
private static final CallableFutureFactory CALLABLE_FUTURE_FACTORY
= new CallableFutureFactory();
private CallableFutureFactory() {
}
public static CallableFutureFactory get() {
return CALLABLE_FUTURE_FACTORY;
}
/**
* Creates a new {@code CallableFuture} that can be returned for an asynchronous RPC method and used
* for providing a value back to the client when a long-running process is done.
*
* @param <T> The type of value to be returned.
* @return
* and instance of the {@link org.jboss.errai.bus.client.api.CallableFuture}.
*/
public <T> CallableFuture<T> createFuture() {
return new ServerCallableFuture<T>();
}
}