1 /*
   2  * Copyright (c) 2014, 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   @run main ReaderForUnicodeText
  30 */
  31 
  32 import java.awt.*;
  33 import java.awt.datatransfer.DataFlavor;
  34 import java.awt.datatransfer.Transferable;
  35 import java.awt.datatransfer.UnsupportedFlavorException;
  36 import java.io.ByteArrayInputStream;
  37 import java.io.IOException;
  38 import java.io.Reader;
  39 import java.io.UnsupportedEncodingException;
  40 
  41 public class ReaderForUnicodeText {
  42 
  43    public static void main(String[] args) throws Exception {
  44       DataFlavor df = DataFlavor.plainTextFlavor;
  45       TextTransferable t = new TextTransferable();
  46       Reader reader;
  47       try {
  48           reader = df.getReaderForText(t);
  49       } catch (UnsupportedEncodingException e) {
  50            throw new RuntimeException("FAILED: Exception thrown in getReaderForText()");
  51       }
  52     }
  53 }
  54 
  55 class TextTransferable implements Transferable {
  56 
  57     String text = "Try to test me...";
  58 
  59     @Override
  60     public DataFlavor[] getTransferDataFlavors() {
  61         DataFlavor flavors[] = {DataFlavor.plainTextFlavor};
  62         return flavors;
  63     }
  64 
  65     @Override
  66     public boolean isDataFlavorSupported(DataFlavor flavor) {
  67         if (flavor.match(DataFlavor.plainTextFlavor)) {
  68             return true;
  69         }
  70         return false;
  71     }
  72 
  73     @Override
  74     public Object getTransferData(DataFlavor flavor) throws
  75         UnsupportedFlavorException, IOException {
  76 
  77         byte[] textBytes = null;
  78 
  79         if (!isDataFlavorSupported(flavor)) {
  80             throw new UnsupportedFlavorException(flavor);
  81         }
  82         String encoding = flavor.getParameter("charset");
  83         if (encoding == null) {
  84             textBytes = text.getBytes();
  85         } else {
  86             textBytes = text.getBytes(encoding);
  87         }
  88         return new ByteArrayInputStream(textBytes);
  89     }
  90 }