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package com.tianbo.util.Bean;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import java.util.HashMap;
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import java.util.Map;
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public class Bean2Map {
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/**
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* 实体对象转成Map
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* @param obj 实体对象
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* @return
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*/
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public static Map<String, Object> object2Map(Object obj) {
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Map<String, Object> map = new HashMap<>();
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if (obj == null) {
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return map;
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}
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Class clazz = obj.getClass();
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Field[] fields = clazz.getDeclaredFields();
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try {
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for (Field field : fields) {
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field.setAccessible(true);
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map.put(field.getName(), field.get(obj));
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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return map;
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}
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/**
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* Map转成实体对象
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* @param map map实体对象包含属性
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* @param clazz 实体对象类型
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* @return
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*/
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public static Object map2Object(Map<String, Object> map, Class<?> clazz) {
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if (map == null) {
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return null;
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}
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Object obj = null;
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try {
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obj = clazz.newInstance();
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Field[] fields = obj.getClass().getDeclaredFields();
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for (Field field : fields) {
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int mod = field.getModifiers();
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if (Modifier.isStatic(mod) || Modifier.isFinal(mod)) {
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continue;
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}
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field.setAccessible(true);
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field.set(obj, map.get(field.getName()));
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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return obj;
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}
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} |
...
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...
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