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Java 查找与属性名称匹配的类的属性描述符。
查找与属性名称匹配的类的属性描述符。
实例源码：
源代码：
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/*3
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* Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved.5
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.7
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*9
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* This code is free software; you can redistribute it and/or modify it11
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* under the terms of the GNU General Public License version 2 only, as13
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* published by the Free Software Foundation.15
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*17
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* This code is distributed in the hope that it will be useful, but WITHOUT19
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or21
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License23
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* version 2 for more details (a copy is included in the LICENSE file that25
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* accompanied this code).27
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*29
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* You should have received a copy of the GNU General Public License version31
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* 2 along with this work; if not, write to the Free Software Foundation,33
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.35
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*37
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA39
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* or visit www.oracle.com if you need additional information or have any41
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* questions.43
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*/45
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//package com.nowjava;47
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import java.beans.IntrospectionException;50
/*51
N o w J a v a . c o m 提 供52
*/53
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import java.beans.Introspector;55
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import java.beans.PropertyDescriptor;58
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public class Main {61
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public static void main(String[] argv) throws Exception {63
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Class type = String.class;65
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String name = "nowjava.com";67
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System.out.println(findPropertyDescriptor(type, name));69
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}71
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/**74
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* Finds a property descriptor for the class76
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* that matches the property name.78
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*80
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* @param type the class to introspect82
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* @param name the name of the property to search84
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* @return the {@code PropertyDescriptor}, {@code IndexedPropertyDescriptor} or {@code null}86
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*/88
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public static PropertyDescriptor findPropertyDescriptor(Class type,90
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String name) {92
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PropertyDescriptor[] pds = getPropertyDescriptors(type);94
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for (PropertyDescriptor pd : pds) {96
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if (pd.getName().equals(name)) {98
/**来自 99
NowJava.com**/100
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return pd;102
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}104
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}106
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return null;108
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}110
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/**113
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* Returns an array of property descriptors for specified class.115
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*117
/**代码未完, 请加载全部代码(NowJava.com).**/执行结果：
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