Java examples for Reflection:Java Bean
translate Java Bean to Map
//package com.java2s; import java.beans.BeanInfo; import java.beans.Introspector; import java.beans.PropertyDescriptor; import java.lang.reflect.Method; import java.util.LinkedHashMap; import java.util.Map; public class Main { public static void main(String[] argv) throws Exception { Object obj = "java2s.com"; System.out.println(transBean2Map(obj)); }//from w ww . j a v a2s .c o m public static Map<String, Object> transBean2Map(Object obj) { if (obj == null) { return null; } Map<String, Object> map = new LinkedHashMap<String, Object>(); try { BeanInfo beanInfo = Introspector.getBeanInfo(obj.getClass()); PropertyDescriptor[] propertyDescriptors = beanInfo .getPropertyDescriptors(); for (PropertyDescriptor property : propertyDescriptors) { String key = property.getName(); // ??class?? if (!key.equals("class")) { // ??property???getter?? Method getter = property.getReadMethod(); Object value = getter.invoke(obj); map.put(key, value); } } } catch (Exception e) { System.out.println("transBean2Map Error " + e); } return map; } }