@Override
public void nextFrame(ByteBuffer buffer) throws HyracksDataException {
accessor.reset(buffer);
int tupleCount = accessor.getTupleCount();
try {
for (int i = 0; i < tupleCount; ) {
if (lowKey != null) lowKey.reset(accessor, i);
if (highKey != null) highKey.reset(accessor, i);
// TODO: currently use low key only, check what they mean
if (currentTopTuple != null) {
int cmp = compare(lowKey, currentTopTuple);
if (cmp == 0) {
outputMatch(i);
i++;
} else if ((cmp > 0)) {
moveTreeCursor();
} else {
writeLeftResults(accessor, i);
i++;
}
} else {
writeLeftResults(accessor, i);
i++;
}
}
} catch (Exception e) {
throw new HyracksDataException(e);
}
}
@Override
public void nextFrame(ByteBuffer buffer) throws HyracksDataException {
accessor.reset(buffer);
int tupleCount = accessor.getTupleCount();
try {
for (int i = 0; i < tupleCount; i++) {
if (lowKey != null) lowKey.reset(accessor, i);
if (highKey != null) highKey.reset(accessor, i);
rangePred.setLowKey(lowKey, lowKeyInclusive);
rangePred.setHighKey(highKey, highKeyInclusive);
cursor.reset();
indexAccessor.search(cursor, rangePred);
writeSearchResults(accessor, i);
}
} catch (Exception e) {
throw new HyracksDataException(e);
}
}