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@@ -1,136 +0,0 @@
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-package com.xunmei.common.core.utils;
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-
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-import org.apache.commons.lang3.ArrayUtils;
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-import org.apache.commons.lang3.StringUtils;
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-import org.springframework.beans.BeanUtils;
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-import org.springframework.beans.BeanWrapper;
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-import org.springframework.beans.PropertyAccessorFactory;
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-
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-import java.beans.PropertyDescriptor;
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-import java.lang.reflect.Field;
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-import java.math.BigDecimal;
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-import java.util.*;
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-
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-/**
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- * Tkk
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- */
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-public class BeanHelper {
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-
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- /**
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- * 主要过滤 null 值
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- *
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- * @param target
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- * @param source
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- */
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- public static void copyProperties(Object target, Object source) {
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- BeanUtils.copyProperties(source, target, getNullPropertyNames(source));
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- }
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-
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- /**
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- * 主要过滤 null 值
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- *
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- * @param oldValue
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- * @param newValue
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- */
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- public static void copyProperties(Object oldValue, Object newValue, String... exclude) {
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- BeanUtils.copyProperties(newValue, oldValue, getNullPropertyNames(newValue, exclude));
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- }
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-
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- /**
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- * 忽略为null的数据
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- *
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- * @param source
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- * @return
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- */
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- public static String[] getNullPropertyNames(Object source, String... ignores) {
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- BeanWrapper beanWrapper = PropertyAccessorFactory.forBeanPropertyAccess(source);
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- PropertyDescriptor[] pds = beanWrapper.getPropertyDescriptors();
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- List<String> ignoreList = new LinkedList<>();
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- for (PropertyDescriptor pd : pds) {
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- if (pd.getWriteMethod() == null) {
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- continue;
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- }
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- Object srcValue = beanWrapper.getPropertyValue(pd.getName());
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- if (srcValue == null) {
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- ignoreList.add(pd.getName());
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- }
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- }
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- String[] result = ignoreList.toArray(new String[ignoreList.size()]);
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- return ignores == null ? result : ArrayUtils.addAll(result, ignores);
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- }
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-
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-
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- public static void setNullPropertiesDefValue(Object obj) {
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- //获取实体类的所有属性，返回Field数组
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- // Field[] fields = obj.getClass().getDeclaredFields();
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- Field[] fields = getAllFields(obj.getClass());
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- //遍历所有属性
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- for (int j = 0; j < fields.length; j++) {
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- Field field = fields[j];
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- String type = field.getGenericType().toString();
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- field.setAccessible(true);
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- Object value = null;
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- try {
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- value = field.get(obj);
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- if (value != null && StringUtils.isNotBlank(value.toString())) {
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- continue;
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- }
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- //如果type是类类型，则前面包含"class "，后面跟类名
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- switch (type) {
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- case "class java.lang.String":
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- field.set(obj, StringUtils.EMPTY);
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- break;
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- case "class java.math.BigDecimal":
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- field.set(obj, BigDecimal.ZERO);
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- break;
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- case "class java.util.Date":
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- field.set(obj, new Date());
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- break;
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- case "class java.lang.Integer":
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- field.set(obj, 0);
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- break;
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- case "class java.lang.Character":
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- field.set(obj, '0');
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- break;
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- case "class java.lang.Short":
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- field.set(obj, Short.valueOf((short) 0));
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- break;
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- case "class java.lang.Byte":
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- field.set(obj, Byte.valueOf((byte) 0));
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- break;
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- case "class java.lang.Double":
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- field.set(obj, 0D);
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- break;
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- case "class java.lang.Float":
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- field.set(obj, 0F);
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- break;
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- case "class java.lang.Long":
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- field.set(obj, 0L);
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- break;
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- case "class java.lang.Boolean":
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- field.set(obj, false);
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- break;
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- default:
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- break;
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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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- }
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- /**
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- * 获取本类及其父类的属性的方法
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- *
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- * @param clazz 当前类对象
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- * @return 字段数组
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- */
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- private static Field[] getAllFields(Class<?> clazz) {
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- List<Field> fieldList = new ArrayList<>();
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- while (clazz != null) {
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- fieldList.addAll(new ArrayList<>(Arrays.asList(clazz.getDeclaredFields())));
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- clazz = clazz.getSuperclass();
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- }
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- Field[] fields = new Field[fieldList.size()];
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- return fieldList.toArray(fields);
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- }
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-}
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jingyuanchao