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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  package org.apache.jetspeed.security.impl;
18  
19  import java.security.Policy;
20  import java.util.Collections;
21  import java.util.List;
22  
23  import org.apache.jetspeed.security.AuthorizationProvider;
24  
25  /***
26   * @see org.apache.jetspeed.security.AuthorizationProvider
27   * @author <a href="mailto:LeStrat_David@emc.com">David Le Strat </a>
28   */
29  public class AuthorizationProviderImpl implements AuthorizationProvider
30  {
31  
32      /***
33       * <p>
34       * Constructor for adding another policy to be enforced. This constructor makes the assumption
35       * that the input policy should be used as the primary policy.
36       * </p>
37       * 
38       * @param policy The policy to configure.
39       * @param useDefaultPolicy Whether to also use the default policy.
40       */
41      public AuthorizationProviderImpl(Policy policy, boolean useDefaultPolicy)
42      {
43          Policy defaultPolicy = Policy.getPolicy();
44          Policy.setPolicy(new JaasPolicyCoordinator(defaultPolicy, policy));
45          Policy.getPolicy().refresh();
46      }
47  
48      /***
49       * @see org.apache.jetspeed.security.AuthorizationProvider#getPolicies()
50       */
51      public List getPolicies()
52      {
53          return Collections.EMPTY_LIST;
54      }
55  
56      /***
57       * @see org.apache.jetspeed.security.AuthorizationProvider#useDefaultPolicy(boolean)
58       */
59      public void useDefaultPolicy(boolean whetherToUseDefaultPolicy)
60      {
61      }
62  
63  }