33 lines
902 B
Java
33 lines
902 B
Java
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package com.cim.idm.utils;
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import java.lang.reflect.Field;
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import java.util.HashMap;
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import java.util.Map;
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public class MapUtils {
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/**
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* 将实体类中有值的key和value放到map
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*
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* @param obj 实体类对象
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* @return 包含实体类字段和值的map
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*/
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public static Map<String, Object> entityToMap(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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Field[] declaredFields = obj.getClass().getDeclaredFields();
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for (Field field : declaredFields) {
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field.setAccessible(true);
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try {
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if (field.get(obj) != null) {
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map.put(field.getName(), field.get(obj));
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}
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} catch (IllegalAccessException e) {
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e.printStackTrace();
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}
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}
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return map;
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}
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}
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