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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 com.github.joekerouac.common.tools.thread;

import java.util.concurrent.ThreadFactory;

/**
 * @author JoeKerouac
 * @date 2022-10-14 14:37:00
 * @since 1.0.0
 */
public class UncaughtExceptionHandlerThreadFactory implements ThreadFactory {

    private final ThreadFactory delegate;

    private final Thread.UncaughtExceptionHandler uncaughtExceptionHandler;

    public UncaughtExceptionHandlerThreadFactory(ThreadFactory delegate,
        Thread.UncaughtExceptionHandler uncaughtExceptionHandler) {
        this.delegate = delegate;
        this.uncaughtExceptionHandler = uncaughtExceptionHandler;
    }

    @Override
    public Thread newThread(Runnable r) {
        Thread thread = delegate.newThread(r);
        if (thread.getUncaughtExceptionHandler() == null) {
            thread.setUncaughtExceptionHandler(uncaughtExceptionHandler);
        }
        return thread;
    }
}