VoidChannelGroupFuture.java — netty Source File

Source Code

/*
 * Copyright 2016 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:
 *
 *   https://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.channel.group;

import io.netty.channel.Channel;
import io.netty.channel.ChannelFuture;
import io.netty.util.concurrent.Future;
import io.netty.util.concurrent.GenericFutureListener;

import java.util.Collections;
import java.util.Iterator;
import java.util.concurrent.TimeUnit;

// Suppress a warning about returning the same iterator since it always returns an empty iterator
final class VoidChannelGroupFuture implements ChannelGroupFuture {

    private static final Iterator<ChannelFuture> EMPTY = Collections.<ChannelFuture>emptyList().iterator();
    private final ChannelGroup group;

    VoidChannelGroupFuture(ChannelGroup group) {
        this.group = group;
    }

    @Override
    public ChannelGroup group() {
        return group;
    }

    @Override
    public ChannelFuture find(Channel channel) {
        return null;
    }

    @Override
    public boolean isSuccess() {
        return false;
    }

    @Override
    public ChannelGroupException cause() {
        return null;
    }

    @Override
    public boolean isPartialSuccess() {
        return false;
    }
// ... (116 more lines)