AbstractEventExecutor.java — netty Source File

Source Code

/*
 * 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:
 *
 *   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.util.concurrent;

import io.netty.util.internal.UnstableApi;
import io.netty.util.internal.logging.InternalLogger;
import io.netty.util.internal.logging.InternalLoggerFactory;

import org.jetbrains.annotations.Async.Execute;

import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.AbstractExecutorService;
import java.util.concurrent.Callable;
import java.util.concurrent.RunnableFuture;
import java.util.concurrent.TimeUnit;

/**
 * Abstract base class for {@link EventExecutor} implementations.
 */
public abstract class AbstractEventExecutor extends AbstractExecutorService implements EventExecutor {
    private static final InternalLogger logger = InternalLoggerFactory.getInstance(AbstractEventExecutor.class);

    static final long DEFAULT_SHUTDOWN_QUIET_PERIOD = 2;
    static final long DEFAULT_SHUTDOWN_TIMEOUT = 15;

    private final EventExecutorGroup parent;
    private final Collection<EventExecutor> selfCollection = Collections.<EventExecutor>singleton(this);

    protected AbstractEventExecutor() {
        this(null);
    }

    protected AbstractEventExecutor(EventExecutorGroup parent) {
        this.parent = parent;
    }

    @Override
    public EventExecutorGroup parent() {
        return parent;
    }

    @Override
    public EventExecutor next() {
        return this;
// ... (110 more lines)