public SelectedColumnsRecordSource(
RecordSource<? extends Record> recordSource,
ObjList<CharSequence> names,
CharSequenceObjHashMap<String> renameMap) {
this.recordSource = recordSource;
RecordMetadata dm = recordSource.getMetadata();
this.metadata = new SelectedColumnsMetadata(dm, names, renameMap);
this.record = new SelectedColumnsRecord(dm, names);
}
@Override
public boolean supportsRowIdAccess() {
return recordSource.supportsRowIdAccess();
}
@Override
public void reset() {
recordSource.reset();
}
@Override
public RecordCursor<Record> prepareCursor(JournalReaderFactory factory) throws JournalException {
this.recordCursor = recordSource.prepareCursor(factory);
return this;
}