判断实体类是否为空工具类

package cn.com.galaxy.util;

import org.apache.commons.lang3.StringUtils;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.*;
import java.util.concurrent.atomic.AtomicBoolean;

/**
 * @author xu
 */
public class EntityNotEmptyUtil {

    /**
     * 判断一个实体对象是否为空
     *
     * @param entity 要检查的实体对象
     * @return 如果实体对象的所有字段都为空则返回true，否则返回false
     */
    public static boolean isEmpty(Object entity) {
        if (entity == null) {
            return true;
        }
        Set<Object> processedObjects = new HashSet<>();
        Deque<Object> objectStack = new LinkedList<>();
        objectStack.push(entity);

        while (!objectStack.isEmpty()) {
            Object currentObject = objectStack.pop();
            if (processedObjects.contains(currentObject)) {
                continue;
            }
            processedObjects.add(currentObject);

            AtomicBoolean foundNotEmpty = new AtomicBoolean(false);
            Class<?> clazz = currentObject.getClass();
            while (clazz != null) {
                for (Field field : clazz.getDeclaredFields()) {
                    if (Modifier.isStatic(field.getModifiers())) {
                        continue;
                    }
                    if (foundNotEmpty.get()) {
                        break;
                    }
                    field.setAccessible(true);
                    Object value = getFieldValue(field, currentObject);
                    if (value != null) {
                        if (isStringNotEmpty(value) || isCollectionNotEmpty(value) || isArrayNotEmpty(value) || isMapNotEmpty(value)) {
                            foundNotEmpty.set(true);
                        } else if (!isSimpleType(value))