package com.kidgrow.common.utils;
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import java.util.function.Function;
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/**
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* 石家庄喜高科技有限责任公司 版权所有 © Copyright 2020<br>
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*
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* @Description: 数字类型 帮助类<br>
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* @Project: <br>
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* @CreateDate: Created in 2020/2/11 11:53 <br>
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* @Author: <a href="4345453@kidgrow.com">liuke</a>
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*/
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public class NumberHelper {
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private static <T, R> R valueOfDef(T t, Function<T, R> function, R def) {
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try {
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return function.apply(t);
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} catch (Exception e) {
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return def;
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}
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}
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public static Long longValueOfNil(String value) {
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return valueOfDef(value, (val) -> Long.valueOf(val), null);
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}
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public static Long longValueOf0(String value) {
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return valueOfDef(value, (val) -> Long.valueOf(val), 0L);
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}
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public static Long longValueOfNil(Object value) {
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return valueOfDef(value, (val) -> Long.valueOf(val.toString()), null);
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}
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public static Long longValueOf0(Object value) {
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return valueOfDef(value, (val) -> Long.valueOf(val.toString()), 0L);
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}
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public static Boolean boolValueOf0(Object value) {
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return valueOfDef(value, (val) -> Boolean.valueOf(val.toString()), false);
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}
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public static Integer intValueOfNil(String value) {
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return valueOfDef(value, (val) -> Integer.valueOf(val), null);
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}
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public static Integer intValueOf0(String value) {
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return intValueOf(value, 0);
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}
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public static Integer intValueOf(String value, Integer def) {
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return valueOfDef(value, (val) -> Integer.valueOf(val), def);
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}
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public static Integer intValueOfNil(Object value) {
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return valueOfDef(value, (val) -> Integer.valueOf(val.toString()), null);
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}
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public static Integer intValueOf0(Object value) {
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return valueOfDef(value, (val) -> Integer.valueOf(val.toString()), 0);
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}
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public static Integer getOrDef(Integer val, Integer def) {
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return val == null ? def : val;
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}
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public static Long getOrDef(Long val, Long def) {
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return val == null ? def : val;
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}
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public static Boolean getOrDef(Boolean val, Boolean def) {
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return val == null ? def : val;
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}
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/**
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* 判断object是否为基本类型
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*
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* @param object
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* @return
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*/
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public static boolean isBaseType(Object object) {
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if (object == null) {
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return false;
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}
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Class className = object.getClass();
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if (className.equals(java.lang.Integer.class) ||
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className.equals(java.lang.Byte.class) ||
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className.equals(java.lang.Long.class) ||
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className.equals(java.lang.Double.class) ||
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className.equals(java.lang.Float.class) ||
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className.equals(java.lang.Character.class) ||
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className.equals(java.lang.Short.class) ||
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className.equals(java.lang.Boolean.class) ||
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className.equals(java.lang.String.class)
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) {
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return true;
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}
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return false;
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}
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}
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