public int getCodeUnitLength() {
			if (isValidAddress()) {
				return addressCodeUnit.getLength();
			}

			return -1;
		}
Gets the length of the {@link CodeUnit} for the address wrapped
by this info.
<p>
Note: If {@link #isValidAddress()} returns false, then this method
will return <code>-1</code>.

@return the length of the code unit for the address wrapped by this
        info.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/disassembler/DisassembledViewPlugin.java