/*
 * Copyright [2013-2014] PayPal Software Foundation
 *  
 * 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 ml.shifu.guagua;

import ml.shifu.guagua.io.Bytable;
import ml.shifu.guagua.master.AsyncMasterCoordinator;
import ml.shifu.guagua.master.MasterInterceptor;
import ml.shifu.guagua.worker.AsyncWorkerCoordinator;
import ml.shifu.guagua.worker.WorkerInterceptor;

/**
 * Async coordinator factory to create async coordinators for master and workers.
 * 
 * @param <MASTER_RESULT>
 *            master result for computation in each iteration.
 * @param <WORKER_RESULT>
 *            worker result for computation in each iteration.
 */
public class AsyncCoordinatorFactory<MASTER_RESULT extends Bytable, WORKER_RESULT extends Bytable> implements
        CoordinatorFactory<MASTER_RESULT, WORKER_RESULT> {
    /*
     * (non-Javadoc)
     * 
     * @see ml.shifu.guagua.CoordinatorFactory#createMasterCoordinator()
     */
    @Override
    public MasterInterceptor<MASTER_RESULT, WORKER_RESULT> createMasterCoordinator() {
        return new AsyncMasterCoordinator<MASTER_RESULT, WORKER_RESULT>();
    }

    /*
     * (non-Javadoc)
     * 
     * @see ml.shifu.guagua.CoordinatorFactory#createWorkerCoordinator()
     */
    @Override
    public WorkerInterceptor<MASTER_RESULT, WORKER_RESULT> createWorkerCoordinator() {
        return new AsyncWorkerCoordinator<MASTER_RESULT, WORKER_RESULT>();
    }

}