org.gradle.process.internal.shutdown.ShutdownHooks Maven / Gradle / Ivy

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Gradle 5.6 API redistribution.

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/*
 * Copyright 2009 the original author or authors.
 *
 * Licensed 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.gradle.process.internal.shutdown;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class ShutdownHooks {
    private static final Map HOOKS = new ConcurrentHashMap();

    public static void addShutdownHook(Runnable shutdownHook) {
        Thread thread = new Thread(shutdownHook, "gradle-shutdown-hook");
        HOOKS.put(shutdownHook, thread);
        Runtime.getRuntime().addShutdownHook(thread);
    }

    public static void removeShutdownHook(Runnable shutdownHook) {
        Thread thread = HOOKS.remove(shutdownHook);
        if (thread != null) {
            Runtime.getRuntime().removeShutdownHook(thread);
        }
    }

}