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Java 返回所有pojo的PropertyDescriptors的列表
返回所有pojo的PropertyDescriptors的列表
实例源码：
源代码：
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/**3
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* Helios, OpenSource Monitoring5
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* Brought to you by the Helios Development Group7
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*9
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* Copyright 2007, Helios Development Group and individual contributors11
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* as indicated by the @author tags. See the copyright.txt file in the13
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* distribution for a full listing of individual contributors.15
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*17
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* This is free software; you can redistribute it and/or modify it19
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* under the terms of the GNU Lesser General Public License as21
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* published by the Free Software Foundation; either version 2.1 of23
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* the License, or (at your option) any later version.25
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*27
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* This software is distributed in the hope that it will be useful,29
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* but WITHOUT ANY WARRANTY; without even the implied warranty of31
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU33
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* Lesser General Public License for more details.35
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*37
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* You should have received a copy of the GNU Lesser General Public39
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* License along with this software; if not, write to the Free41
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA43
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org. 45
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*47
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*/49
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//package com.nowjava;51
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import java.beans.*;53
/* from n o w j a v a . c o m*/54
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import java.util.ArrayList;56
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import java.util.List;59
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public class Main {62
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public static void main(String[] argv) throws Exception {64
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Object pojo = "nowjava.com";66
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System.out.println(getAllPropertyDescriptors(pojo));68
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}70
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/**73
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* Returns a list of all of a pojo's <code>PropertyDescriptor</code>s75
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* @param pojo77
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* @return A list of <code>PropertyDescriptor</code>s.79
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*/81
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public static List<PropertyDescriptor> getAllPropertyDescriptors(/** from 时 代 J a v a - N o w J a v a . c o m**/83
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Object pojo) {85
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List<PropertyDescriptor> list = new ArrayList<PropertyDescriptor>();87
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BeanInfo bi = getBeanInfo(pojo);89
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for (PropertyDescriptor pd : bi.getPropertyDescriptors()) {91
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list.add(pd);93
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}95
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return list;97
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}99
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public static BeanInfo getBeanInfo(Object pojo) {102
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try {104
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return Introspector.getBeanInfo(pojo.getClass());106
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} catch (Exception e) {108
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throw new RuntimeException("Failed to create bean info", e);110
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}112
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}114
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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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