package com.fd.util;

import org.apache.commons.lang3.StringUtils;

/**
 * Created by Owen on 2019/11/25 0025 14:30
 *
 * 正则表达式
 */
public class RegexUtils {

    /** 非中文 */
    public static final String CHINESE_NAME = "^[\\u4E00-\\u9FFF\\W]+$";

    /** No. */
    public static final String INTEGER_PATTERN = "^([+-]?)\\d*\\.?\\d+$" ;

    public static final String INT_DECIMAL = "\\d*\\.?\\d+$" ;


    /**  匹配中文 */
    public static boolean regexChinese(String param){
        if(StringUtils.isEmpty(param)){
            return Boolean.FALSE ;
        }
        return param.matches(CHINESE_NAME) ;
    }

    /**  匹配数字 */
    public static boolean regexInt(String param){
        if(StringUtils.isEmpty(param)){
            return Boolean.FALSE ;
        }
        return param.matches(INTEGER_PATTERN) ;
    }

    /**  匹配数字 */
    public static boolean regexIntOrDecimal(String param){
        if(StringUtils.isEmpty(param)){
            return Boolean.FALSE ;
        }
        return param.matches(INTEGER_PATTERN) ;
    }



    public static void main(String[] args) {
        String a = "我是中国人";
        String a1 = "i m aaa";
        String a2 = "1245454--";
        String a3 = "1245454--中国人";
        String a4 = "123";


        System.out.println(regexIntOrDecimal(a4));

    }
}