private void updateRecord() throws IOException {
		record.setIntValue(ToAdapter.REF_COUNT_COL, table.getRecordCount());
		record.setBinaryData(ToAdapter.REF_DATA_COL, null);
		if (!isFrom) {
			record.setByteValue(ToAdapter.REF_LEVEL_COL, refLevel);
		}
		adapter.putRecord(record);
	}
Construct reference list for existing record
@param rec existing refList record
@param adapter entry record storage adapter
@param addrMap address map for encoding/decoding addresses
@param program associated Program
@param cache RefList object cache
@param isFrom true for from-adapter use, false for to-adapter use
@throws IOException if database IO error occurs
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/references/BigRefListV0.java