private boolean lastBytesAreCrLf() {
		return lastBytes[0] == '\r' && lastBytes[1] == '\n';
	}
A constructor for this object that takes a stream to be wrapped and a
terminating character sequence.

@param in the <code>InputStream</code> to be wrapped
@throws IllegalArgumentException if the terminator array is null or empty
src/main/java/de/gessnerfl/fakesmtp/smtp/io/DotTerminatedInputStream.java