libjava/scripts/MakeDefaultMimeTypes.java

   1 /* Copyright (C) 2000  Free Software Foundation
   2
   3    This file is part of libgcj.
   4
   5 This software is copyrighted work licensed under the terms of the
   6 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   7 details.  */
   8
   9 import gnu.gcj.io.MimeTypes;
  10 import java.io.IOException;
  11 import java.io.FileNotFoundException;
  12 import java.util.Hashtable;
  13 import java.util.Enumeration;
  14 import java.util.NoSuchElementException;
  15
  16 public class MakeDefaultMimeTypes
  17 {
  18   private static void fatal (String message)
  19   {
  20     System.err.println ("MakeDefaultMimeTypes Error: " + message);
  21     System.exit (-1);
  22   }
  23
  24   public static void main (String[] args)
  25   {
  26     Hashtable mime_table = new Hashtable ();
  27
  28     if (args.length != 1)
  29       fatal ("missing mime type filename");
  30
  31     try {
  32       MimeTypes.fillFromFile (mime_table, args[0]);
  33     } catch (FileNotFoundException ex) {
  34       fatal ("can't open " + args[0]);
  35     } catch (IOException ex) {
  36       fatal ("error reading " + args[0]);
  37     }
  38
  39     System.out.println ("// Do not edit this file!  Create a new version with MakeDefaultMimeTypes.\
  40 \
  41 /* Copyright (C) 2000  Free Software Foundation\
  42 \
  43    This file is part of libgcj.\
  44 \
  45 This software is copyrighted work licensed under the terms of the\
  46 Libgcj License.  Please consult the file \"LIBGCJ_LICENSE\" for\
  47 details.  */\
  48 \
  49 package gnu.gcj.io; \
  50 \
  51 public class DefaultMimeTypes\
  52 {\
  53   public static final String[] types = {");
  54
  55     Enumeration keys = mime_table.keys();
  56     Enumeration values = mime_table.elements();
  57
  58     // Prepend first element with open bracket
  59     StringBuffer result = new StringBuffer("");
  60
  61     try
  62       {
  63         result.append("      \""
  64                       + keys.nextElement().toString()
  65                       + "\",\t\""
  66                       + values.nextElement().toString()
  67                       + "\"\n");
  68       }
  69     catch (NoSuchElementException ex)
  70       {
  71       }
  72
  73     // Prepend subsequent elements with ", "
  74     try
  75       {
  76         while (true)
  77           result.append("    , \""
  78                         + keys.nextElement().toString()
  79                         + "\",\t\""
  80                         + values.nextElement().toString()
  81                         + "\"\n");
  82       }
  83     catch (NoSuchElementException ex)
  84       {
  85       }
  86
  87     // Append last element with closing bracket
  88     result.append("  };\
  89 }\
  90 ");
  91     System.out.println(result);
  92   }
  93 }