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1
5 package org.exoplatform.portlets.content;
6
7 import java.util.HashMap  ;
8 import java.util.ResourceBundle ;
9
13 public class MimeTypeManager {
14 static private MimeTypeManager singleton_ ;
15
16 private HashMap mimeTypeMapping_ ;
17 private MimeType defaultMimeType_ ;
18 private MimeType directoryType_ ;
19
20 private MimeTypeManager() {
21 mimeTypeMapping_ = new HashMap () ;
22 ResourceBundle res = ResourceBundle.getBundle("locale.portlet.content.MimeType") ;
23 String extensions = res.getString("support.extensions") ;
24 String [] ext = extensions.split(",") ;
25 for(int i =0; i < ext.length; i++) {
26 String extension = ext[i].trim() ;
27 String mimetype = res.getString("mimetype." + extension) ;
28 String icon = res.getString("mimetype." + extension + ".icon") ;
29 MimeType mt = new MimeType(extension, mimetype, icon) ;
30 mimeTypeMapping_.put(extension, mt) ;
31 }
32 defaultMimeType_ = (MimeType)mimeTypeMapping_.get("bin") ;
33 directoryType_ = (MimeType)mimeTypeMapping_.get("directory") ;
34 }
35
36 public MimeType getMimeTypeByOfFile(String fileName) {
37 String ext = getFileExtension(fileName) ;
38 MimeType mimeType = (MimeType) mimeTypeMapping_.get(ext) ;
39 if (mimeType == null) {
40 mimeType = defaultMimeType_ ;
41 }
42 return mimeType ;
43 }
44
45 public MimeType getDirectoryType() { return directoryType_ ; }
46
47 public String getFileExtension(String fileName) {
48 int idx = fileName.lastIndexOf(".") ;
49 String ext = "bin" ;
50 if (idx > 0) {
51 ext = fileName.substring(idx + 1, fileName.length()) ;
52 }
53 ext = ext.toLowerCase() ;
54 return ext ;
55 }
56
57 static public MimeTypeManager getInstance() {
58 if(singleton_ == null) {
59 singleton_ = new MimeTypeManager() ;
60 }
61 return singleton_ ;
62 }
63
64 static public class MimeType {
65 private String fileExtension_ ;
66 private String mimeType_ ;
67 private String icon_ ;
68
69 public MimeType(String ext, String type, String icon) {
70 fileExtension_ = ext ;
71 mimeType_ = type ;
72 icon_ = icon ;
73 }
74
75 public String getExtension() { return fileExtension_ ; }
76
77 public String getMimeType() { return mimeType_ ; }
78
79 public String getIcon() { return icon_ ; }
80 }
81 }
82 |
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