package com.zy.common.utils;
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import java.math.BigDecimal;
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/**
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* Created by vincent on 2020-06-03
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*/
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public class CommonUtils {
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public static Integer parseInt(Object value) {
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if (null == value) {
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return null;
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}
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String name = value.getClass().getSimpleName().toLowerCase();
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if (name.equals("float")) {
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return ((Float) value).intValue();
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} else if (name.equals("double")) {
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return ((Double) value).intValue();
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} else if (name.equals("bigdecimal")) {
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return ((BigDecimal) value).intValue();
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} else if (name.equals("long")) {
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return ((Long) value).intValue();
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} else if (name.contains("int")) {
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return (Integer) value;
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} else {
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return Double.valueOf("" + value).intValue();
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}
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}
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public static boolean isNumeric(String str) {
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// 如果字符串为空，直接返回false
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if (str == null || str.length() == 0) {
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return false;
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}
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// 用正则表达式匹配数字
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return str.matches("-?\\d+(\\.\\d+)?");
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}
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public static boolean isBoolean(String str) {
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if (str == null) {
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return false;
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}
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if (str.length() == 4 || str.length() == 5) {
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if (str.equals("true") || str.equals("false")) {
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return true;
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}
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}
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return false;
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}
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}
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