public?static?void?ReadByteUtils(String?name)?throws?IOException{
		FileInputStream?in?=?new?FileInputStream(name);
		byte[]?bt?=?new?byte[20*1024];
		int?a?=?in.read(bt,?0,?bt.length);
		int?j?=?1;
		for(int?i=0;i<=a-1;i++){
			if(bt[i]<=0xf){
				System.out.print("0");
			}
			System.out.print(Integer.toHexString(bt[i]&0xff)+"??");
			if(j++%10==0){
				System.out.println();
			}
		}
	
	?in.close();
	}