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 4386360 27 @summary tests that DataFlavor.selectBestTextFlavor() returns null when passed 28 is a null array or an empty array or an array which doesn't contain 29 a text flavor in a supported encoding. 30 @author das@sparc.spb.su area=datatransfer 31 @modules java.datatransfer 32 @run main SelectBestTextFlavorBadArrayTest 33 */ 34 35 import java.awt.datatransfer.DataFlavor; 36 import java.util.Stack; 37 import java.util.stream.Collectors; 38 39 public class SelectBestTextFlavorBadArrayTest { 40 41 public static void main(String[] args) { 42 final String[] failureMessages = { 43 "DataFlavor.selectBestTextFlavor(null) doesn't return null.", 44 "DataFlavor.selectBestTextFlavor() doesn't return null for an empty array.", 45 "DataFlavor.selectBestTextFlavor() shouldn't return flavor in an unsupported encoding." 46 }; 47 Stack<String> failures = new Stack<>(); 48 49 DataFlavor flavor = DataFlavor.selectBestTextFlavor(null); 50 if (flavor != null) { 51 failures.push(failureMessages[0]); 52 } 53 flavor = DataFlavor.selectBestTextFlavor(new DataFlavor[0]); 54 if (flavor != null) { 55 failures.push(failureMessages[1]); 56 } 57 58 try { 59 flavor = DataFlavor.selectBestTextFlavor(new DataFlavor[] 60 { new DataFlavor("text/plain; charset=unsupported; class=java.io.InputStream") }); 61 } catch (ClassNotFoundException e) { 62 e.printStackTrace(); 63 failures.push("Exception thrown: " + e.toString()); 64 } 65 if (flavor != null) { 66 failures.push(failureMessages[2]); 67 } 68 69 if (failures.size() > 0) { 70 String failureReport = failures.stream().collect(Collectors.joining("\n")); 71 throw new RuntimeException("TEST FAILED: \n" + failureReport); 72 } 73 } 74 }