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 4493178 27 @summary tests that getNativesForFlavor() synthesizes an encoded String native 28 only if there are no mappings for the DataFlavor and the mappings 29 were not explicitly removed 30 @author das@sparc.spb.su area=datatransfer 31 @modules java.datatransfer 32 @run main GetNativesForFlavorTest 33 */ 34 35 import java.awt.datatransfer.DataFlavor; 36 import java.awt.datatransfer.SystemFlavorMap; 37 import java.util.Iterator; 38 39 public class GetNativesForFlavorTest { 40 41 final static SystemFlavorMap fm = 42 (SystemFlavorMap) SystemFlavorMap.getDefaultFlavorMap(); 43 44 public static void main(String[] args) throws Exception { 45 // 1.Check that the encoded native is not added if there are other 46 // natives for this DataFlavor. 47 test1(); 48 49 // 2.Check that the encoded native is not added if all mappings were 50 // explicitly removed for this DataFlavor. 51 test2(); 52 53 // 3.Check that only the encoded native is added for text DataFlavors 54 // that has no mappings and that DataFlavor is properly encoded. 55 test3(); 56 57 // 4.Verifies that the encoded native is added only for DataFlavors 58 // that has no mappings and that DataFlavor is properly encoded. 59 test4(); 60 } 61 62 /** 63 * Verifies that the encoded native is not added if there are other 64 * natives mapped to this DataFlavor. 65 */ 66 public static void test1() throws ClassNotFoundException { 67 final DataFlavor flavor = 68 new DataFlavor("text/plain-TEST; charset=Unicode"); 69 70 final java.util.List natives = fm.getNativesForFlavor(flavor); 71 72 if (natives.size() > 1) { 73 for (final Iterator i = natives.iterator(); i.hasNext(); ) { 74 String element = (String) i.next(); 75 if (SystemFlavorMap.isJavaMIMEType(element)) { 76 throw new RuntimeException("getFlavorsForNative() returns: " 77 + natives); 78 } 79 } 80 } 81 } 82 83 /** 84 * Verifies that the encoded native is not added if all mappings were 85 * explicitly removed for this DataFlavor. 86 */ 87 public static void test2() throws ClassNotFoundException { 88 final DataFlavor flavor = 89 new DataFlavor("text/plain-TEST; charset=Unicode"); 90 91 fm.setNativesForFlavor(flavor, new String[0]); 92 93 final java.util.List natives = fm.getNativesForFlavor(flavor); 94 95 if (!natives.isEmpty()) { 96 throw new RuntimeException("getFlavorsForNative() returns:" + 97 natives); 98 } 99 } 100 101 /** 102 * Verifies that only the encoded native is added for text DataFlavors 103 * that has no mappings and that DataFlavor is properly encoded. 104 */ 105 public static void test3() throws ClassNotFoundException { 106 // 107 final DataFlavor flavor = 108 new DataFlavor("text/plain-TEST-nocharset; class=java.nio.ByteBuffer"); 109 110 final java.util.List natives = fm.getNativesForFlavor(flavor); 111 boolean encodedNativeFound = false; 112 113 if (natives.size() == 0) { 114 throw new RuntimeException("getFlavorsForNative() returns:" + 115 natives); 116 } 117 118 if (natives.size() == 1) { 119 String element = (String) natives.get(0); 120 if (SystemFlavorMap.isJavaMIMEType(element)) { 121 final DataFlavor decodedFlavor = 122 SystemFlavorMap.decodeDataFlavor(element); 123 if (!flavor.equals(decodedFlavor)) { 124 System.err.println("DataFlavor is not properly incoded:"); 125 System.err.println(" encoded flavor: " + flavor); 126 System.err.println(" decoded flavor: " + decodedFlavor); 127 throw new RuntimeException("getFlavorsForNative() returns:" 128 + natives); 129 } 130 } 131 } else { 132 for (final Iterator i = natives.iterator(); i.hasNext(); ) { 133 String element = (String) i.next(); 134 if (SystemFlavorMap.isJavaMIMEType(element)) { 135 throw new RuntimeException("getFlavorsForNative() returns:" 136 + natives); 137 } 138 } 139 } 140 } 141 142 /** 143 * Verifies that the encoded native is added only for DataFlavors 144 * that has no mappings and that DataFlavor is properly encoded. 145 */ 146 public static void test4() throws ClassNotFoundException { 147 final DataFlavor flavor = 148 new DataFlavor("unknown/unknown"); 149 150 final java.util.List natives = fm.getNativesForFlavor(flavor); 151 152 if (natives.size() == 1) { 153 String element = (String) natives.get(0); 154 if (SystemFlavorMap.isJavaMIMEType(element)) { 155 final DataFlavor decodedFlavor = 156 SystemFlavorMap.decodeDataFlavor(element); 157 if (!flavor.equals(decodedFlavor)) { 158 System.err.println("DataFlavor is not properly incoded:"); 159 System.err.println(" encoded flavor: " + flavor); 160 System.err.println(" decoded flavor: " + decodedFlavor); 161 throw new RuntimeException("getFlavorsForNative() returns:" 162 + natives); 163 } 164 } 165 } else { 166 throw new RuntimeException("getFlavorsForNative() returns:" 167 + natives); 168 } 169 } 170 }