@Override
	protected boolean refresh() {
		try {
			DBRecord rec = adapter.getRecord(key);
			if (rec != null) {
				record = rec;
				return true;
			}
		}
		catch (IOException e) {
			dtMgr.dbError(e);
		}
		return false;
	}
Gets an indicator for the type of data type archive.
(PROGRAM_TYPE, PROJECT_TYPE, FILE_TYPE)
@return the type
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/SourceArchiveDB.java