1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 /** 19 * @author Alexander V. Astapchuk 20 * @version $Revision$ 21 */ 22 23 package java.security; 24 25 /** 26 * {@code PrivilegedAction} represents an action, that can be executed 27 * privileged regarding access control. Instances of {@code PrivilegedAction} 28 * can be executed invoking {@code AccessController.doPrivileged()}. 29 * 30 * @see AccessController 31 * @see AccessController#doPrivileged(PrivilegedExceptionAction) 32 * @see AccessController#doPrivileged(PrivilegedExceptionAction, 33 * AccessControlContext) 34 * @see PrivilegedAction 35 * @since Android 1.0 36 */ 37 public interface PrivilegedExceptionAction<T> { 38 39 /** 40 * Returns the result of running the action. 41 * 42 * @return the result of running the action 43 * @throws Exception 44 * if an exception occurred. 45 * @since Android 1.0 46 */ run()47 T run() throws Exception; 48 } 49