/*
 * Copyright 2013 The Netty Project
 *
 * The Netty Project licenses this file to you 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 io.netty.util.concurrent;

Special ProgressiveFuture which is writable. /**
 * Special {@link ProgressiveFuture} which is writable.
 */
public interface ProgressivePromise<V> extends Promise<V>, ProgressiveFuture<V> {

    
Sets the current progress of the operation and notifies the listeners that implement GenericProgressiveFutureListener. /**
     * Sets the current progress of the operation and notifies the listeners that implement
     * {@link GenericProgressiveFutureListener}.
     */
    ProgressivePromise<V> setProgress(long progress, long total);

    
Tries to set the current progress of the operation and notifies the listeners that implement GenericProgressiveFutureListener. If the operation is already complete or the progress is out of range, this method does nothing but returning false. /**
     * Tries to set the current progress of the operation and notifies the listeners that implement
     * {@link GenericProgressiveFutureListener}.  If the operation is already complete or the progress is out of range,
     * this method does nothing but returning {@code false}.
     */
    boolean tryProgress(long progress, long total);

    @Override
    ProgressivePromise<V> setSuccess(V result);

    @Override
    ProgressivePromise<V> setFailure(Throwable cause);

    @Override
    ProgressivePromise<V> addListener(GenericFutureListener<? extends Future<? super V>> listener);

    @Override
    ProgressivePromise<V> addListeners(GenericFutureListener<? extends Future<? super V>>... listeners);

    @Override
    ProgressivePromise<V> removeListener(GenericFutureListener<? extends Future<? super V>> listener);

    @Override
    ProgressivePromise<V> removeListeners(GenericFutureListener<? extends Future<? super V>>... listeners);

    @Override
    ProgressivePromise<V> await() throws InterruptedException;

    @Override
    ProgressivePromise<V> awaitUninterruptibly();

    @Override
    ProgressivePromise<V> sync() throws InterruptedException;

    @Override
    ProgressivePromise<V> syncUninterruptibly();
}