protected boolean doCheckIsPrimary() {
		lock.acquire();
		try {
			checkIsValid();
			if (record != null) {
				return !record.getFieldValue(SymbolDatabaseAdapter.SYMBOL_PRIMARY_COL).isNull();
			}
			return false;
		}
		finally {
			lock.release();
		}
	}
Sets the generic symbol data 1.
@param value the value to set as symbol data 1.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/symbol/SymbolDB.java