org.codehaus.plexus.util.cli.ShutdownHookUtils Maven / Gradle / Ivy
package org.codehaus.plexus.util.cli;
/*
* Copyright The Codehaus Foundation.
*
* 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.
*/
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 )
{
}
catch ( AccessControlException ignore )
{
}
}
public static void removeShutdownHook( Thread hook )
{
try
{
Runtime.getRuntime().removeShutdownHook( hook );
}
catch ( IllegalStateException ignore )
{
}
catch ( AccessControlException ignore )
{
}
}
}