@Override
	public SearchFormatType getFormatType() {
		return SearchFormatType.BYTE;
	}
Return a mask byte that has a bit set to 1 for each bit that is not a wildcard.  Any bits
that aren't specified (i.e. token.lenght &lt; 8) are treated as valid test bits. 
@param token the string of bits to determine a mask for.
Ghidra/Features/Base/src/main/java/ghidra/features/base/memsearch/format/BinarySearchFormat.java