org.apache.maven.shared.utils.cli.ShutdownHookUtils Maven / Gradle / Ivy
package org.apache.maven.shared.utils.cli;
/*
* 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.
*/
import java.security.AccessControlException;
/**
* A shutdown hook that does not throw any exceptions upon container startup/shutdown or security manager
* restrictions.
*
* Incorrect usage of the hook itself may still throw an exception.
*
* @author Kristian Rosenvold
*/
class ShutdownHookUtils
{
public static void addShutDownHook( Thread hook )
{
try
{
Runtime.getRuntime().addShutdownHook( hook );
}
catch ( IllegalStateException ignore )
{
// ignore
}
catch ( AccessControlException ignore )
{
// ignore
}
}
public static void removeShutdownHook( Thread hook )
{
try
{
Runtime.getRuntime().removeShutdownHook( hook );
}
catch ( IllegalStateException ignore )
{
// ignore
}
catch ( AccessControlException ignore )
{
// ignore
}
}
}
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