addressparser.java

利用Java Socket写的一段通讯协议

package com.ict.netcom2.parser;

import com.ict.netcom2.util.*;

public class AddressParser {

	public static byte[] macAddr2bytes(String macAddr) {
		byte[] ret = new byte[6];
		// macAddr = "0:1:2:3:4:5"
		int index;
		String str;
		for (int i=0; i<6; i++) {
			index = macAddr.indexOf(":");
			if (index == -1) { 
				str = macAddr;
			}
			else {
				str = macAddr.substring(0, index);
				macAddr = macAddr.substring(index+1);
			}
			ret[i] = Byte.valueOf(str);
		}
		return ret;		
	}
	
	public static void main(String[] args) {
		String str = "0:1:2:3:4:5";
		byte[] b = macAddr2bytes(str);
		Shower.showInVal(b);
		System.out.println(str);
	}
}