Guard.java revision f6c387128427e121477c1b32ad35cdcaa5101ba3 
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 Alexey V. Varlamov
20* @version $Revision$
21*/
22
23package java.security;
24
25/**
26 * {@code Guard} implementors protect access to other objects.
27 *
28 * @since Android 1.0
29 */
30public interface Guard {
31
32    /**
33     * Checks whether access to the specified {@code Object} should be granted.
34     * This method returns silently if access is granted, otherwise a {@code
35     * SecurityException} is thrown.
36     *
37     * @param object
38     *            the object to be protected by this {@code Guard}.
39     * @throws SecurityException
40     *             if access is not granted.
41     * @since Android 1.0
42     */
43    public void checkGuard(Object object) throws SecurityException;
44}
45