1 /* 2 * Copyright (c) 2012, 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 7193977 27 * @summary Tests that generified property descriptors do not loose additional info 28 * @author Sergey Malenkov 29 */ 30 31 import java.awt.Image; 32 import java.beans.BeanDescriptor; 33 import java.beans.BeanInfo; 34 import java.beans.EventSetDescriptor; 35 import java.beans.IntrospectionException; 36 import java.beans.Introspector; 37 import java.beans.MethodDescriptor; 38 import java.beans.PropertyDescriptor; 39 import java.util.Arrays; 40 import java.util.List; 41 42 public class Test7193977 { 43 44 private static final List<String> names = Arrays.asList("listType", "list", "value"); 45 main(String args[])46 public static void main(String args[]) { 47 for (String name : names) { 48 test(Abstract.class, name); 49 test(Concrete.class, name); 50 } 51 } 52 test(Class<?> type, String name)53 private static void test(Class<?> type, String name) { 54 if (!Boolean.TRUE.equals(BeanUtils.getPropertyDescriptor(type, name).getValue("transient"))) { 55 throw new Error("property '" + name + "' is not transient"); 56 } 57 } 58 59 public static final class Concrete extends Abstract<String> { 60 } 61 62 public static abstract class Abstract<T> { 63 private List<T> list; 64 getList()65 public List<T> getList() { 66 return this.list; 67 } 68 setList(List<T> list)69 public void setList(List<T> list) { 70 this.list = list; 71 } 72 getValue(int index)73 public T getValue(int index) { 74 return (0 <= index) && (this.list != null) && (index < this.list.size()) 75 ? this.list.get(index) 76 : null; 77 } 78 setValue(int index, T value)79 public void setValue(int index, T value) { 80 if ((0 <= index) && (this.list != null)) { 81 if (index == this.list.size()) { 82 this.list.add(value); 83 } 84 else if (index < this.list.size()) { 85 this.list.set(index, value); 86 } 87 } 88 } 89 getListType()90 public String getListType() { 91 return (this.list != null) 92 ? this.list.getClass().getName() 93 : null; 94 } 95 setListType(String type)96 public void setListType(String type) throws Exception { 97 this.list = (type != null) 98 ? (List<T>) Class.forName(type).newInstance() 99 : null; 100 } 101 } 102 103 public static final class ConcreteBeanInfo extends Wrapper { ConcreteBeanInfo()104 public ConcreteBeanInfo() throws IntrospectionException { 105 super(Concrete.class); 106 } 107 } 108 109 public static final class AbstractBeanInfo extends Wrapper { AbstractBeanInfo()110 public AbstractBeanInfo() throws IntrospectionException { 111 super(Abstract.class); 112 for (PropertyDescriptor pd : getPropertyDescriptors()) { 113 if (names.contains(pd.getName())) { 114 pd.setValue("transient", Boolean.TRUE); 115 } 116 } 117 } 118 } 119 120 private static class Wrapper implements BeanInfo { 121 private final BeanInfo info; 122 Wrapper(Class<?> type)123 Wrapper(Class<?> type) throws IntrospectionException { 124 this.info = Introspector.getBeanInfo(type, Introspector.IGNORE_IMMEDIATE_BEANINFO); 125 } 126 getBeanDescriptor()127 public BeanDescriptor getBeanDescriptor() { 128 return this.info.getBeanDescriptor(); 129 } 130 getEventSetDescriptors()131 public EventSetDescriptor[] getEventSetDescriptors() { 132 return this.info.getEventSetDescriptors(); 133 } 134 getDefaultEventIndex()135 public int getDefaultEventIndex() { 136 return this.info.getDefaultEventIndex(); 137 } 138 getPropertyDescriptors()139 public PropertyDescriptor[] getPropertyDescriptors() { 140 return this.info.getPropertyDescriptors(); 141 } 142 getDefaultPropertyIndex()143 public int getDefaultPropertyIndex() { 144 return this.info.getDefaultPropertyIndex(); 145 } 146 getMethodDescriptors()147 public MethodDescriptor[] getMethodDescriptors() { 148 return this.info.getMethodDescriptors(); 149 } 150 getAdditionalBeanInfo()151 public BeanInfo[] getAdditionalBeanInfo() { 152 return this.info.getAdditionalBeanInfo(); 153 } 154 getIcon(int kind)155 public Image getIcon(int kind) { 156 return this.info.getIcon(kind); 157 } 158 } 159 } 160