001package org.apache.maven.lifecycle.internal;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.util.concurrent.ThreadFactory;
023import java.util.concurrent.atomic.AtomicInteger;
024
025/**
026 * Simple {@link ThreadFactory} implementation that ensures the corresponding threads have a meaningful name.
027 */
028public class BuildThreadFactory
029    implements ThreadFactory
030{
031    private final AtomicInteger id = new AtomicInteger();
032
033    private static final String PREFIX = "BuilderThread";
034
035    public Thread newThread( Runnable r )
036    {
037        return new Thread( r, String.format( "%s %d", PREFIX, id.getAndIncrement() ) );
038    }
039}