stringutil.java

来自「一个16进制于10进制对应运算器 运算结果生成*.txt Swing制作」· Java 代码 · 共 75 行

package com.rtsoft.calc.util;

public class StringUtil {
	
	public static String message="";
	public static int asc;
	
	public static String isMacGo(String mac){
	
		if(mac.length()<12||mac.length()>12){
			return message="MAC地址号必须为12位!请重试!";
		}
		for(int i=0;i<mac.length();i++){
			asc = mac.codePointAt(i);
			if((asc<48||asc>57)&&(asc<65||asc>70)&&(asc<97||asc>102)){
				return message="MAC含有非法字符!请重试!";
			}
		}
		return message="success";
	}
	
	
	public static String isMacNo(String no){
		if(no.length()<1||no.length()>7){
			return message="MAC个数长度错误!长度不能为空或大于7!";
		}
		for(int i=0;i<no.length();i++){
			asc = no.codePointAt(i);
			if((asc<48||asc>57)){
				return message="MAC个数含有非法字符!";
			}
		}
		return message="success";
	}
	
	public static String isNoGo(String no){
		
		if(no.length()<16||no.length()>16){
			return message="终端ID号必须为16位!请重试!";
		}
		for(int i=0;i<no.length();i++){
			asc = no.codePointAt(i);
			if((asc<48||asc>57)){
				return message="终端号含有非法字符!必须为0到9的整数!";
			}
		}
		return message="success";
	}
	
	public static String isNoNo(String no){
		if(no.length()<1||no.length()>7){
			return message="终端ID号个数长度不正确!长度不能为空或大于7!";
		}
		for(int i=0;i<no.length();i++){
			asc = no.codePointAt(i);
			if((asc<48||asc>57)){
				return message="终端号个数含有非法字符!必须为0到9的整数!";
			}
		}
		return message="success";
	}
	/**
	 * ID箱号位数计算
	 */
	public static String IdNoSum(long No,int box){
		String boxs=box+"";
		int i = (box+"").length();
		for(;i<(No/5+"").length();i++){
			boxs = "0"+boxs;
		}
		return boxs;
	}
	
}