org.jboss.weld.util.Permissions Maven / Gradle / Ivy
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* Copyright 2014, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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.jboss.weld.util;
import java.security.Permission;
/**
* Utility class for checking {@link Permission}
*
* @author Matus Abaffy
*/
public class Permissions {
public static final Permission MODIFY_THREAD_GROUP = new java.lang.RuntimePermission("modifyThreadGroup");
private Permissions() {
}
/**
* Determines whether the specified permission is permitted.
*
* @param permission
* @return false if the specified permission is not permitted, based on the current security policy; true otherwise
*/
public static boolean hasPermission(Permission permission) {
SecurityManager security = System.getSecurityManager();
if (security != null) {
try {
security.checkPermission(permission);
} catch (java.security.AccessControlException e) {
return false;
}
}
return true;
}
}