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 4260874
  27   @summary Tests that DataFlavor.getReaderForText do not throw NPE when transferObject is null
  28   @author tdv@sparc.spb.su: area=
  29   @run main GetReaderForTextNPETest
  30 */
  31 
  32 import java.awt.datatransfer.DataFlavor;
  33 import java.awt.datatransfer.Transferable;
  34 import java.awt.datatransfer.UnsupportedFlavorException;
  35 import java.io.IOException;
  36 import java.io.Reader;
  37 
  38 public class GetReaderForTextNPETest {
  39 
  40     public static void main(String[] args) {
  41         DataFlavor df = new DataFlavor();
  42         FakeTransferable t = new FakeTransferable();
  43         Reader reader;
  44         try {
  45             reader = df.getReaderForText(null);
  46         } catch (Exception e) {
  47             if (!(e instanceof NullPointerException)) {
  48                 throw new RuntimeException("TEST FAILED: not a NPE thrown on a null argument.");
  49             }
  50         }
  51         try {
  52             reader = df.getReaderForText(t);
  53         } catch (Exception e) {
  54             if (!(e instanceof IllegalArgumentException)) {
  55                 throw new RuntimeException("FAILED: not an IllegalArgumentException thrown on a transferable with null transfer data .");
  56             }
  57         }
  58     }
  59 }
  60 
  61 class FakeTransferable implements Transferable {
  62     public DataFlavor[] getTransferDataFlavors() {
  63         return null;
  64     }
  65 
  66     public boolean isDataFlavorSupported(DataFlavor flavor) {
  67         return false;
  68     }
  69 
  70     public Object getTransferData(DataFlavor flavor) throws
  71             UnsupportedFlavorException, IOException {
  72         return null;
  73     }
  74 }