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
18package java.security;
19
20/**
21 * {@code Guard} implementors protect access to other objects.
22 */
23public interface Guard {
24
25    /**
26     * Checks whether access to the specified {@code Object} should be granted.
27     * This method returns silently if access is granted, otherwise a {@code
28     * SecurityException} is thrown.
29     *
30     * @param object
31     *            the object to be protected by this {@code Guard}.
32     * @throws SecurityException
33     *             if access is not granted.
34     */
35    public void checkGuard(Object object) throws SecurityException;
36}
37