// From http://code.calum.org/
	int usernameLength  = dataInputStread.readByte();
	byte[] usernametmp  = new byte[usernameLength];
	for ( int i = 0 ; i < usernameLength ; i++ ){
		usernametmp[i] = dis.readByte();
	}
	String username = new String(usernametmp);