@Override
	public DataType getDataType(SourceArchive sourceArchive, UniversalID datatypeID) {
		UniversalID sourceID = sourceArchive == null ? null : sourceArchive.getSourceArchiveID();
		lock.acquire();
		try {
			return idsToDataTypeMap.getDataType(sourceID, datatypeID);
		}
		finally {
			lock.release();
		}
	}
Notification when data type settings have changed.
@param dt data type that is changed
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeManagerDB.java