package aspects;

import mixconfig.tools.dataretention.smartcard.commands.AbstractCommand;

/**
 * Makes some protected fields accessable with a getter.
 * 
 * @author christoph
 * 
 */
public privileged aspect AbstractCommandAspect {

	public byte[] AbstractCommand.getBytes() {
		int length = 4;
		if (arguments.length > 0) {
			length += arguments.length + 1;
		}
		if (expectedReturnDataLength > 0) {
			length += 1;
		}
		byte[] bytes = new byte[length];
		bytes[0] = apduClass;
		bytes[1] = instruction;
		bytes[2] = p1;
		bytes[3] = p2;
		if (arguments.length > 0) {
			bytes[4] = (byte) arguments.length;
			for (int i = 0; i < arguments.length; i++) {
				bytes[i + 5] = arguments[i];
			}
		}
		if (expectedReturnDataLength > 0) {
			bytes[bytes.length - 1] = expectedReturnDataLength;
		}
		return bytes;
	}
}