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The Netty project is an effort to provide an asynchronous event-driven network application framework and tools for rapid development of maintainable high performance and high scalability protocol servers and clients. In other words, Netty is a NIO client server framework which enables quick and easy development of network applications such as protocol servers and clients. It greatly simplifies and streamlines network programming such as TCP and UDP socket server.

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/*
 * Copyright 2012 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 org.jboss.netty.channel;

/**
 * The {@link CompleteChannelFuture} which is succeeded already.  It is
 * recommended to use {@link Channels#succeededFuture(Channel)} instead of
 * calling the constructor of this future.
 */
public class SucceededChannelFuture extends CompleteChannelFuture {

    /**
     * Creates a new instance.
     *
     * @param channel the {@link Channel} associated with this future
     */
    public SucceededChannelFuture(Channel channel) {
        super(channel);
    }

    public Throwable getCause() {
        return null;
    }

    public boolean isSuccess() {
        return true;
    }

    @Deprecated
    public ChannelFuture rethrowIfFailed() throws Exception {
        return this;
    }

    public ChannelFuture sync() throws InterruptedException {
        return this;
    }

    public ChannelFuture syncUninterruptibly() {
        return this;
    }
}