@Override
	public int hashCode() {
		// Note: this works because the DTMs have to be equal and there can be only one DT with
		//       the same name and category path
		return getName().hashCode();
	}
Sets a String briefly describing this DataType.
<br>If a data type that extends this class wants to allow the description to be changed,
then it must override this method.
@param description a one-liner describing this DataType.
@throws UnsupportedOperationException if the description is not allowed to be set for this data type.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/data/DataTypeImpl.java