gomp-20050608-branch/libjava/classpath/javax/print/DocFlavor.java

   1 /* DocFlavor.java --
   2    Copyright (C) 2004 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 02110-1301 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38
  39 package javax.print;
  40
  41 import java.io.Serializable;
  42 import java.util.HashMap;
  43 import java.util.Iterator;
  44 import java.util.Map;
  45
  46 /**
  47  * @author Michael Koch (konqueror@gmx.de)
  48  */
  49 public class DocFlavor implements Cloneable, Serializable
  50 {
  51   /**
  52    * @author Michael Koch (konqueror@gmx.de)
  53    */
  54   public static class BYTE_ARRAY
  55     extends DocFlavor
  56   {
  57     private static final long serialVersionUID = -9065578006593857475L;
  58
  59     public static final BYTE_ARRAY AUTOSENSE = new BYTE_ARRAY("application/octet-stream");
  60     public static final BYTE_ARRAY GIF = new BYTE_ARRAY("image/gif");
  61     public static final BYTE_ARRAY JPEG = new BYTE_ARRAY("image/jpeg");
  62     public static final BYTE_ARRAY PCL = new BYTE_ARRAY("application/vnd.hp-PCL");
  63     public static final BYTE_ARRAY PDF = new BYTE_ARRAY("application/pdf");
  64     public static final BYTE_ARRAY PNG = new BYTE_ARRAY("image/png");
  65     public static final BYTE_ARRAY POSTSCRIPT = new BYTE_ARRAY("application/postscript");
  66     public static final BYTE_ARRAY TEXT_HTML_HOST = new BYTE_ARRAY("text/html");
  67     public static final BYTE_ARRAY TEXT_HTML_US_ASCII = new BYTE_ARRAY("text/html; charset=us-ascii");
  68     public static final BYTE_ARRAY TEXT_HTML_UTF_16 = new BYTE_ARRAY("text/html; charset=utf-16");
  69     public static final BYTE_ARRAY TEXT_HTML_UTF_16BE = new BYTE_ARRAY("text/html; charset=utf-16be");
  70     public static final BYTE_ARRAY TEXT_HTML_UTF_16LE = new BYTE_ARRAY("text/html; charset=utf-16le");
  71     public static final BYTE_ARRAY TEXT_HTML_UTF_8 = new BYTE_ARRAY("text/html; charset=utf-8");
  72     public static final BYTE_ARRAY TEXT_PLAIN_HOST = new BYTE_ARRAY("text/plain");
  73     public static final BYTE_ARRAY TEXT_PLAIN_US_ASCII = new BYTE_ARRAY("text/plain; charset=us-ascii");
  74     public static final BYTE_ARRAY TEXT_PLAIN_UTF_16 = new BYTE_ARRAY("text/plain; charset=utf-16");
  75     public static final BYTE_ARRAY TEXT_PLAIN_UTF_16BE = new BYTE_ARRAY("text/plain; charset=utf-16be");
  76     public static final BYTE_ARRAY TEXT_PLAIN_UTF_16LE = new BYTE_ARRAY("text/plain; charset=utf-16le");
  77     public static final BYTE_ARRAY TEXT_PLAIN_UTF_8 = new BYTE_ARRAY("text/plain; charset=utf-8");
  78
  79     public BYTE_ARRAY(String mimeType)
  80     {
  81       super(mimeType, "[B");
  82     }
  83   }
  84
  85   /**
  86    * @author Michael Koch (konqueror@gmx.de)
  87    */
  88   public static class CHAR_ARRAY
  89     extends DocFlavor
  90   {
  91     private static final long serialVersionUID = -8720590903724405128L;
  92
  93     public static final DocFlavor.CHAR_ARRAY TEXT_HTML = new CHAR_ARRAY("text/html; charset=utf-16");
  94     public static final DocFlavor.CHAR_ARRAY TEXT_PLAIN = new CHAR_ARRAY("text/plain; charset=utf-16");
  95
  96     public CHAR_ARRAY(String mimeType)
  97     {
  98       super(mimeType, "[C");
  99     }
 100   }
 101
 102   /**
 103    * @author Michael Koch (konqueror@gmx.de)
 104    */
 105   public static class INPUT_STREAM
 106     extends DocFlavor
 107   {
 108     private static final long serialVersionUID = -7045842700749194127L;
 109
 110     public static final INPUT_STREAM AUTOSENSE = new INPUT_STREAM("application/octet-stream");
 111     public static final INPUT_STREAM GIF = new INPUT_STREAM("image/gif");
 112     public static final INPUT_STREAM JPEG = new INPUT_STREAM("image/jpeg");
 113     public static final INPUT_STREAM PCL = new INPUT_STREAM("application/vnd.hp-PCL");
 114     public static final INPUT_STREAM PDF = new INPUT_STREAM("application/pdf");
 115     public static final INPUT_STREAM PNG = new INPUT_STREAM("image/png");
 116     public static final INPUT_STREAM POSTSCRIPT = new INPUT_STREAM("application/postscript");
 117     public static final INPUT_STREAM TEXT_HTML_HOST = new INPUT_STREAM("text/html");
 118     public static final INPUT_STREAM TEXT_HTML_US_ASCII = new INPUT_STREAM("text/html; charset=us-ascii");
 119     public static final INPUT_STREAM TEXT_HTML_UTF_16 = new INPUT_STREAM("text/html; charset=utf-16");
 120     public static final INPUT_STREAM TEXT_HTML_UTF_16BE = new INPUT_STREAM("text/html; charset=utf-16be");
 121     public static final INPUT_STREAM TEXT_HTML_UTF_16LE = new INPUT_STREAM("text/html; charset=utf-16le");
 122     public static final INPUT_STREAM TEXT_HTML_UTF_8 = new INPUT_STREAM("text/html; charset=utf-8");
 123     public static final INPUT_STREAM TEXT_PLAIN_HOST = new INPUT_STREAM("text/plain");
 124     public static final INPUT_STREAM TEXT_PLAIN_US_ASCII = new INPUT_STREAM("text/plain; charset=us-ascii");
 125     public static final INPUT_STREAM TEXT_PLAIN_UTF_16 = new INPUT_STREAM("text/plain; charset=utf-16");
 126     public static final INPUT_STREAM TEXT_PLAIN_UTF_16BE = new INPUT_STREAM("text/plain; charset=utf-16be");
 127     public static final INPUT_STREAM TEXT_PLAIN_UTF_16LE = new INPUT_STREAM("text/plain; charset=utf-16le");
 128     public static final INPUT_STREAM TEXT_PLAIN_UTF_8 = new INPUT_STREAM("text/plain; charset=utf-8");
 129
 130     public INPUT_STREAM(String mimeType)
 131     {
 132       super(mimeType, "java.io.InputStream");
 133     }
 134   }
 135
 136   /**
 137    * @author Michael Koch (konqueror@gmx.de)
 138    */
 139   public static class READER
 140     extends DocFlavor
 141   {
 142     private static final long serialVersionUID = 7100295812579351567L;
 143
 144     public static final DocFlavor.READER TEXT_HTML = new READER("text/html; charset=utf-16");
 145     public static final DocFlavor.READER TEXT_PLAIN = new READER("text/plain; charset=utf-16");
 146
 147     public READER(String mimeType)
 148     {
 149       super(mimeType, "java.io.Reader");
 150     }
 151   }
 152
 153   /**
 154    * @author Michael Koch (konqueror@gmx.de)
 155    */
 156   public static class SERVICE_FORMATTED
 157     extends DocFlavor
 158   {
 159     private static final long serialVersionUID = 6181337766266637256L;
 160
 161     public static final DocFlavor.SERVICE_FORMATTED PAGEABLE = new SERVICE_FORMATTED("java.awt.print.Pageable");
 162     public static final DocFlavor.SERVICE_FORMATTED PRINTABLE = new SERVICE_FORMATTED("java.awt.print.Printable");
 163     public static final DocFlavor.SERVICE_FORMATTED RENDERABLE_IMAGE = new SERVICE_FORMATTED("java.awt.image.renderable.RenderableImage");
 164
 165     public SERVICE_FORMATTED(String className)
 166     {
 167       super("application/x-java-jvm-local-objectref", className);
 168     }
 169   }
 170
 171   /**
 172    * @author Michael Koch (konqueror@gmx.de)
 173    */
 174   public static class STRING
 175     extends DocFlavor
 176   {
 177     private static final long serialVersionUID = 4414407504887034035L;
 178
 179     public static final DocFlavor.STRING TEXT_HTML = new STRING("text/html; charset=utf-16");
 180     public static final DocFlavor.STRING TEXT_PLAIN = new STRING("text/plain; charset=utf-16");
 181
 182     public STRING(String mimeType)
 183     {
 184       super(mimeType, "java.lang.String");
 185     }
 186   }
 187
 188   /**
 189    * @author Michael Koch (konqueror@gmx.de)
 190    */
 191   public static class URL
 192     extends DocFlavor
 193   {
 194     private static final long serialVersionUID = 2936725788144902062L;
 195
 196     public static final DocFlavor.URL AUTOSENSE = new URL("application/octet-stream");
 197     public static final DocFlavor.URL GIF = new URL("image/gif");
 198     public static final DocFlavor.URL JPEG = new URL("image/jpeg");
 199     public static final DocFlavor.URL PCL = new URL("application/vnd.hp-PCL");
 200     public static final DocFlavor.URL PDF = new URL("application/pdf");
 201     public static final DocFlavor.URL PNG = new URL("image/png");
 202     public static final DocFlavor.URL POSTSCRIPT = new URL("application/postscript");
 203     public static final DocFlavor.URL TEXT_HTML_HOST = new URL("text/html");
 204     public static final DocFlavor.URL TEXT_HTML_US_ASCII = new URL("text/html; charset=us-ascii");
 205     public static final DocFlavor.URL TEXT_HTML_UTF_16 = new URL("text/html; charset=utf-16");
 206     public static final DocFlavor.URL TEXT_HTML_UTF_16BE = new URL("text/html; charset=utf-16be");
 207     public static final DocFlavor.URL TEXT_HTML_UTF_16LE = new URL("text/html; charset=utf-16le");
 208     public static final DocFlavor.URL TEXT_HTML_UTF_8 = new URL("text/html; charset=utf-8");
 209     public static final DocFlavor.URL TEXT_PLAIN_HOST = new URL("text/plain");
 210     public static final DocFlavor.URL TEXT_PLAIN_US_ASCII = new URL("text/plain; charset=us-ascii");
 211     public static final DocFlavor.URL TEXT_PLAIN_UTF_16 = new URL("text/plain; charset=utf-16");
 212     public static final DocFlavor.URL TEXT_PLAIN_UTF_16BE = new URL("text/plain; charset=utf-16be");
 213     public static final DocFlavor.URL TEXT_PLAIN_UTF_16LE = new URL("text/plain; charset=utf-16le");
 214     public static final DocFlavor.URL TEXT_PLAIN_UTF_8 = new URL("text/plain; charset=utf-8");
 215
 216     public URL(String mimeType)
 217     {
 218       super(mimeType, "java.net.URL");
 219     }
 220   }
 221
 222   private static final long serialVersionUID = -4512080796965449721L;
 223
 224   // FIXME: Get the host encoding from somewhere. Note that the new String is to make
 225   // sure the field won't be a compile time constant.
 226   public static final String hostEncoding = new String("US-ASCII");
 227
 228   private String mediaSubtype;
 229   private String mediaType;
 230   private String className;
 231   private HashMap params = new HashMap();
 232
 233   public DocFlavor(String mimeType, String className)
 234   {
 235     if (mimeType == null || className == null)
 236       throw new NullPointerException();
 237
 238     parseMimeType(mimeType);
 239     this.className = className;
 240   }
 241
 242   private void parseMimeType(String mimeType)
 243   {
 244     // FIXME: This method is know to be not completely correct, but it works for now.
 245
 246     int pos = mimeType.indexOf(';');
 247
 248     if (pos != -1)
 249       {
 250         String tmp = mimeType.substring(pos + 2);
 251         mimeType = mimeType.substring(0, pos);
 252         pos = tmp.indexOf('=');
 253         params.put(tmp.substring(0, pos), tmp.substring(pos + 1));
 254       }
 255
 256     pos = mimeType.indexOf('/');
 257
 258     if (pos == -1)
 259       throw new IllegalArgumentException();
 260
 261     mediaType = mimeType.substring(0, pos);
 262     mediaSubtype = mimeType.substring(pos + 1);
 263   }
 264
 265   public boolean equals(Object obj)
 266   {
 267     if (! (obj instanceof DocFlavor))
 268       return false;
 269
 270     DocFlavor tmp = (DocFlavor) obj;
 271
 272     return (getMimeType().equals(tmp.getMimeType())
 273             && getRepresentationClassName().equals(tmp.getRepresentationClassName()));
 274   }
 275
 276   public String getMediaSubtype()
 277   {
 278     return mediaSubtype;
 279   }
 280
 281   public String getMediaType()
 282   {
 283     return mediaType;
 284   }
 285
 286   public String getMimeType()
 287   {
 288     // FIXME: Check if this algorithm is correct.
 289
 290     String mimeType = getMediaType() + "/" + getMediaSubtype();
 291     Iterator it = params.entrySet().iterator();
 292
 293     while (it.hasNext())
 294       {
 295         Map.Entry entry = (Map.Entry) it.next();
 296         mimeType += "; " + entry.getKey() + "=\"" + entry.getValue() + "\"";
 297       }
 298
 299     return mimeType;
 300   }
 301
 302   public String getParameter(String paramName)
 303   {
 304     if (paramName == null)
 305       throw new NullPointerException();
 306
 307     return (String) params.get(paramName);
 308   }
 309
 310   public String getRepresentationClassName()
 311   {
 312     return className;
 313   }
 314
 315   public int hashCode()
 316   {
 317     return ((mediaType.hashCode()
 318              * mediaSubtype.hashCode()
 319              * className.hashCode()) ^ params.hashCode());
 320   }
 321
 322   public String toString()
 323   {
 324     return getMimeType();
 325   }
 326 }