1 /*
   2  * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25   @test
  26   @bug 4274234
  27   @summary Tests that DataFlavor.getReaderForText() doesn't throw UnsupportedEncodingException for unicode text
  28   @author prs@sparc.spb.su: area=
  29   @modules java.datatransfer
  30   @run main ReaderForUnicodeText
  31 */
  32 
  33 import java.awt.*;
  34 import java.awt.datatransfer.DataFlavor;
  35 import java.awt.datatransfer.Transferable;
  36 import java.awt.datatransfer.UnsupportedFlavorException;
  37 import java.io.ByteArrayInputStream;
  38 import java.io.IOException;
  39 import java.io.Reader;
  40 import java.io.UnsupportedEncodingException;
  41 
  42 public class ReaderForUnicodeText {
  43 
  44    public static void main(String[] args) throws Exception {
  45       DataFlavor df = DataFlavor.plainTextFlavor;
  46       TextTransferable t = new TextTransferable();
  47       Reader reader;
  48       try {
  49           reader = df.getReaderForText(t);
  50       } catch (UnsupportedEncodingException e) {
  51            throw new RuntimeException("FAILED: Exception thrown in getReaderForText()");
  52       }
  53     }
  54 }
  55 
  56 class TextTransferable implements Transferable {
  57 
  58     String text = "Try to test me...";
  59 
  60     @Override
  61     public DataFlavor[] getTransferDataFlavors() {
  62         DataFlavor flavors[] = {DataFlavor.plainTextFlavor};
  63         return flavors;
  64     }
  65 
  66     @Override
  67     public boolean isDataFlavorSupported(DataFlavor flavor) {
  68         if (flavor.match(DataFlavor.plainTextFlavor)) {
  69             return true;
  70         }
  71         return false;
  72     }
  73 
  74     @Override
  75     public Object getTransferData(DataFlavor flavor) throws
  76         UnsupportedFlavorException, IOException {
  77 
  78         byte[] textBytes = null;
  79 
  80         if (!isDataFlavorSupported(flavor)) {
  81             throw new UnsupportedFlavorException(flavor);
  82         }
  83         String encoding = flavor.getParameter("charset");
  84         if (encoding == null) {
  85             textBytes = text.getBytes();
  86         } else {
  87             textBytes = text.getBytes(encoding);
  88         }
  89         return new ByteArrayInputStream(textBytes);
  90     }
  91 }