实体类转MAP工具类

package com.tthk.inland.ticket.core.utils.other;

import java.lang.reflect.Field;
import java.util.HashMap;
import java.util.Map;

public class EntityUtils {
	/**
	 * 
	 * @description 实体类转Map
	 */
	public static Map<String, Object> entityToMap(Object object) {
		Map<String, Object> map = new HashMap<>();
		for (Field field : object.getClass().getDeclaredFields()) {
			try {
				boolean flag = field.isAccessible();
				field.setAccessible(true);
				Object o = field.get(object);
				map.put(field.getName(), o);
				field.setAccessible(flag);
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
		return map;
	}

	/**
	 * 
	 * @description Map转实体类
	 * @param map    需要初始化的数据，key字段必须与实体类的成员名字一样，否则赋值为空
	 * @param entity 需要转化成的实体类
	 */
	public static <T> T mapToEntity(Map<String, Object> map, Class<T> entity) {
		T t = null;
		try {
			t = entity.newInstance();
			for (Field field : entity.getDeclaredFields()) {
				if (map.containsKey(field.getName())) {
					boolean flag = field.isAccessible();
					field.setAccessible(true);
					Object object = map.get(field.getName());
					if (object != null && field.getType().isAssignableFrom(object.getClass())) {
						field.set(t, object);
					}
					field.setAccessible(flag);
				}
			}
			return t;
		} catch (InstantiationException | IllegalAccessException e) {
			e.printStackTrace();
		}
		return t;
	}

}