@Override
	public Settings getDefaultSettings() {

		if (!hasSettings()) {
			return SettingsImpl.NO_SETTINGS;
		}
		if (defaultSettings == null) {
			defaultSettings = new ComponentDBSettings();
		}
		return defaultSettings;
	}
Get record key
@return record key or -1 for undefined component without a record
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeComponentDB.java