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Apache EventMesh

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/*
 * 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.eventmesh.runtime.util;

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

public class EventMeshThreadFactoryImpl implements ThreadFactory {
    private final AtomicLong threadIndex = new AtomicLong(0);
    private final String threadNamePrefix;
    private Boolean isDaemonSpecified = null;

    public EventMeshThreadFactoryImpl(final String threadNamePrefix) {
        this.threadNamePrefix = threadNamePrefix;
    }

    public EventMeshThreadFactoryImpl(final String threadNamePrefix, final boolean isDaemonSpecified) {
        this.threadNamePrefix = threadNamePrefix;
        this.isDaemonSpecified = isDaemonSpecified;
    }

    public String getThreadNamePrefix() {
        return threadNamePrefix;
    }

    @Override
    public Thread newThread(Runnable r) {
        Thread t = new Thread(r, threadNamePrefix + '-' + this.threadIndex.incrementAndGet());
        if (isDaemonSpecified != null) {
            t.setDaemon(isDaemonSpecified);
        }
        return t;
    }
}