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 4274267
  27   @summary Tests that externalized DataFlavor is restored properly
  28   @author prs@sparc.spb.su: area=
  29   @modules java.datatransfer
  30   @run main ExternalizeTest
  31 */
  32 
  33 import java.awt.datatransfer.DataFlavor;
  34 import java.io.FileInputStream;
  35 import java.io.FileOutputStream;
  36 import java.io.ObjectInputStream;
  37 import java.io.ObjectOutputStream;
  38 
  39 public class ExternalizeTest {
  40 
  41    public static void main(String[] args) {
  42        DataFlavor df = new DataFlavor("text/enriched; charset=ascii", "Enrich Flavor");
  43 
  44        storeDataFlavor(df);
  45        DataFlavor df1 = retrieveDataFlavor();
  46 
  47        if (!df.equals(df1)) {
  48            throw new RuntimeException("FAILED: restored DataFlavor is not equal to externalized one");
  49        }
  50 
  51    }
  52 
  53    public static void storeDataFlavor(DataFlavor dfs){
  54        // To store the dataflavor into a file using writeExternal()
  55        try {
  56            FileOutputStream ostream = new FileOutputStream("t.tmp");
  57            ObjectOutputStream p = new ObjectOutputStream(ostream);
  58            dfs.writeExternal(p);
  59            ostream.close();
  60 
  61        } catch (Exception ex){
  62            throw new RuntimeException("FAIL: problem occured while storing DataFlavor");
  63        }
  64    }
  65 
  66 
  67    public static DataFlavor retrieveDataFlavor(){
  68        DataFlavor df=DataFlavor.stringFlavor;
  69        try {
  70            FileInputStream istream = new FileInputStream("t.tmp");
  71            ObjectInputStream p = new ObjectInputStream(istream);
  72            df.readExternal(p);
  73            istream.close();
  74        } catch (Exception ex){
  75            throw new RuntimeException("FAIL: problem occured while retrieving DataFlavor");
  76        }
  77 
  78        return df;
  79    }
  80 }
  81