kafka ThreadUtils 源码

  • 2022-10-20
  • 浏览 (507)

kafka ThreadUtils 代码

文件路径:/clients/src/main/java/org/apache/kafka/common/utils/ThreadUtils.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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.apache.kafka.common.utils;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicLong;

/**
 * Utilities for working with threads.
 */
public class ThreadUtils {
    /**
     * Create a new ThreadFactory.
     *
     * @param pattern       The pattern to use.  If this contains %d, it will be
     *                      replaced with a thread number.  It should not contain more
     *                      than one %d.
     * @param daemon        True if we want daemon threads.
     * @return              The new ThreadFactory.
     */
    public static ThreadFactory createThreadFactory(final String pattern,
                                                    final boolean daemon) {
        return new ThreadFactory() {
            private final AtomicLong threadEpoch = new AtomicLong(0);

            @Override
            public Thread newThread(Runnable r) {
                String threadName;
                if (pattern.contains("%d")) {
                    threadName = String.format(pattern, threadEpoch.addAndGet(1));
                } else {
                    threadName = pattern;
                }
                Thread thread = new Thread(r, threadName);
                thread.setDaemon(daemon);
                return thread;
            }
        };
    }
}

相关信息

kafka 源码目录

相关文章

kafka AbstractIterator 源码

kafka AppInfoParser 源码

kafka BufferSupplier 源码

kafka ByteBufferInputStream 源码

kafka ByteBufferOutputStream 源码

kafka ByteBufferUnmapper 源码

kafka ByteUtils 源码

kafka Bytes 源码

kafka Checksums 源码

kafka CircularIterator 源码

0  赞