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1   /*
2    * Copyright 2005 University Corporation for Advanced Internet Development, Inc.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package edu.internet2.middleware.shibboleth.common.attribute.resolver.provider.dataConnector;
18  
19  import java.util.HashMap;
20  import java.util.List;
21  import java.util.Map;
22  
23  import edu.internet2.middleware.shibboleth.common.attribute.BaseAttribute;
24  import edu.internet2.middleware.shibboleth.common.attribute.resolver.AttributeResolutionException;
25  import edu.internet2.middleware.shibboleth.common.attribute.resolver.provider.ShibbolethResolutionContext;
26  
27  /** Data connector implementation that returns statically defined attributes. */
28  public class StaticDataConnector extends BaseDataConnector {
29  
30      /** Source Data. */
31      private Map<String, BaseAttribute> attributes;
32  
33      /**
34       * Constructor.
35       * 
36       * @param staticAttributes attributes this data connector will return
37       */
38      public StaticDataConnector(List<BaseAttribute<String>> staticAttributes) {
39          attributes = new HashMap<String, BaseAttribute>(staticAttributes.size());
40          if (staticAttributes != null) {            
41              for (BaseAttribute<String> attribute : staticAttributes) {
42                  attributes.put(attribute.getId(), attribute);
43              }
44          }
45      }
46  
47      /** {@inheritDoc} */
48      public Map<String, BaseAttribute> resolve(ShibbolethResolutionContext resolutionContext)
49              throws AttributeResolutionException {
50          return attributes;
51      }
52  
53      /** {@inheritDoc} */
54      public void validate() throws AttributeResolutionException {
55          // Do nothing
56      }
57  }