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Refactor Index.Lookup() to return struct PackedBlob

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This commit is contained in:
Alexander Neumann 2015-10-31 14:47:42 +01:00
parent fc0f5d8f72
commit fccde030d5
6 changed files with 90 additions and 71 deletions
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9
repository/master_index.go
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@ -33,24 +33,23 @@ func NewMasterIndex() *MasterIndex {
}
// Lookup queries all known Indexes for the ID and returns the first match.
func (mi *MasterIndex) Lookup(id backend.ID) (packID backend.ID, tpe pack.BlobType, offset, length uint, err error) {
func (mi *MasterIndex) Lookup(id backend.ID) (blob PackedBlob, err error) {
mi.idxMutex.RLock()
defer mi.idxMutex.RUnlock()
debug.Log("MasterIndex.Lookup", "looking up id %v", id.Str())
for _, idx := range mi.idx {
packID, tpe, offset, length, err = idx.Lookup(id)
blob, err = idx.Lookup(id)
if err == nil {
debug.Log("MasterIndex.Lookup",
"found id %v in pack %v at offset %d with length %d",
id.Str(), packID.Str(), offset, length)
"found id %v: %v", blob)
return
}
}
debug.Log("MasterIndex.Lookup", "id %v not found in any index", id.Str())
return backend.ID{}, pack.Data, 0, 0, fmt.Errorf("id %v not found in any index", id)
return PackedBlob{}, fmt.Errorf("id %v not found in any index", id)
}
// LookupSize queries all known Indexes for the ID and returns the first match.