func (cs *ThriftRpcImpl) GetValuesSingle(req *gen.SingleHFileKeyRequest) (r *gen.SingleHFileKeyResponse, err error) {
if Settings.debug {
log.Printf("[GetValuesSingle] %s (%d keys)\n", *req.HfileName, len(req.SortedKeys))
}
hfile, err := cs.ReaderFor(*req.HfileName)
if err != nil {
return nil, err
}
reader := hfile.GetScanner()
// TODO: clients should request strict during dev/testing?
reader.EnforceKeyOrder = false
defer reader.Release()
res := new(gen.SingleHFileKeyResponse)
res.Values = make(map[int32][]byte, len(req.SortedKeys))
found := int32(0)
for idx, key := range req.SortedKeys {
if Settings.debug {
log.Printf("[GetValuesSingle] key: %s\n", hex.EncodeToString(key))
}
if idx > 0 && bytes.Equal(req.SortedKeys[idx-1], key) {
if prev, ok := res.Values[int32(idx-1)]; ok {
res.Values[int32(idx)] = prev
found++
}
continue
}
if !hfile.MightContain(key) {
continue
}
value, err, ok := reader.GetFirst(key)
if err != nil {
return nil, err
}
if ok {
found++
if !req.GetCountOnly() {
res.Values[int32(idx)] = value
}
}
}
if Settings.debug {
log.Printf("[GetValuesSingle] %s found %d of %d.\n", *req.HfileName, found, len(req.SortedKeys))
}
res.KeyCount = &found
return res, nil
}
func (cs *ThriftRpcImpl) GetValuesMulti(req *gen.SingleHFileKeyRequest) (r *gen.MultiHFileKeyResponse, err error) {
if Settings.debug {
log.Println("[GetValuesMulti]", len(req.SortedKeys))
}
hfile, err := cs.ReaderFor(*req.HfileName)
if err != nil {
return nil, err
}
reader := hfile.GetScanner()
defer reader.Release()
res := new(gen.MultiHFileKeyResponse)
res.Values = make(map[int32][][]byte, len(req.SortedKeys))
found := int32(0)
for idx, key := range req.SortedKeys {
if !hfile.MightContain(key) {
continue
}
values, err := reader.GetAll(key)
if err != nil {
return nil, err
}
if len(values) > 0 {
found += int32(len(values))
if req.PerKeyValueLimit != nil {
res.Values[int32(idx)] = values[:req.GetPerKeyValueLimit()]
} else {
res.Values[int32(idx)] = values
}
}
}
res.KeyCount = &found
return res, nil
}