/*
* Copyright 2001-2002,2004-2005 The Apache Software 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.
*
*/
package org.apache.tools.ant.util.optional;
import java.security.Permission;
import org.apache.tools.ant.ExitException;
/**
* This is intended as a replacement for the default system manager.
* The goal is to intercept System.exit calls and make it throw an
* exception instead so that a System.exit in a task does not
* fully terminate Ant.
*
* @see ExitException
*/
public class NoExitSecurityManager extends SecurityManager {
/**
* Override SecurityManager#checkExit.
* This throws an ExitException(status) exception.
* @param status the exit status
*/
public void checkExit(int status) {
throw new ExitException(status);
}
/**
* Override SecurityManager#checkPermission.
* This does nothing.
* @param perm the requested permission.
*/
public void checkPermission(Permission perm) {
// no permission here
}
}