MimeTypeConfigElement


1   /*
2    * Copyright (C) 2005 Alfresco, Inc.
3    *
4    * Licensed under the Mozilla Public License version 1.1 
5    * with a permitted attribution clause. You may obtain a
6    * copy of the License at
7    *
8    *   http://www.alfresco.org/legal/license.txt
9    *
10   * Unless required by applicable law or agreed to in writing,
11   * software distributed under the License is distributed on an
12   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13   * either express or implied. See the License for the specific
14   * language governing permissions and limitations under the
15   * License.
16   */
17  package org.alfresco.web.config;
18  
19  import java.util.HashMap  ;
20  import java.util.Map  ;
21  
22  import org.alfresco.config.ConfigElement;
23  import org.alfresco.config.element.ConfigElementAdapter;
24  
25  /**
26   * @author Kevin Roast
27   */
28  public final class MimeTypeConfigElement extends ConfigElementAdapter
29  {
30     /**
31      * Default Constructor
32      */
33     public MimeTypeConfigElement()
34     {
35        super(MimeTypesElementReader.ELEMENT_MIMETYPES);
36     }
37     
38     /**
39      * Constructor
40      * 
41      * @param mappings      Map of mimetype elements to use
42      */
43     public MimeTypeConfigElement(Map  <String  , String  > mappings)
44     {
45        super(MimeTypesElementReader.ELEMENT_MIMETYPES);
46        this.mimetypes = mappings;
47     }
48  
49     /**
50      * @see org.alfresco.config.element.ConfigElementAdapter#combine(org.alfresco.config.ConfigElement)
51      */
52     public ConfigElement combine(ConfigElement configElement)
53     {
54        MimeTypeConfigElement combined = new MimeTypeConfigElement(this.mimetypes);
55        
56        if (configElement instanceof MimeTypeConfigElement)
57        {
58           combined.mimetypes.putAll( ((MimeTypeConfigElement)configElement).mimetypes );
59        }
60        
61        return combined;
62     }
63     
64     /**
65      * Add a mimetype extension mapping to the config element
66      * 
67      * @param ext        extension to map against
68      * @param mimetype   mimetype content type for the specified extension
69      */
70     public void addMapping(String   ext, String   mimetype)
71     {
72        this.mimetypes.put(ext, mimetype);
73     }
74     
75     /**
76      * Return the mimetype for the specified extension
77      * 
78      * @param ext     File
79      * 
80      * @return mimetype content type or null if not found
81      */
82     public String   getMimeType(String   ext)
83     {
84        return this.mimetypes.get(ext);
85     }
86     
87     private Map  <String  , String  > mimetypes = new HashMap  <String  , String  >(89, 1.0f);
88  }
89
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