Thanos did someting

[bytom/vapor.git] / vendor / github.com / syndtr / goleveldb / leveldb / db_util.go

diff --git a/vendor/github.com/syndtr/goleveldb/leveldb/db_util.go b/vendor/github.com/syndtr/goleveldb/leveldb/db_util.go
deleted file mode 100644 (file)
index 7ecd960..0000000
--- a/vendor/github.com/syndtr/goleveldb/leveldb/db_util.go
+++ /dev/null
@@ -1,102 +0,0 @@
-// Copyright (c) 2012, Suryandaru Triandana <syndtr@gmail.com>
-// All rights reserved.
-//
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package leveldb
-
-import (
-       "github.com/syndtr/goleveldb/leveldb/errors"
-       "github.com/syndtr/goleveldb/leveldb/iterator"
-       "github.com/syndtr/goleveldb/leveldb/opt"
-       "github.com/syndtr/goleveldb/leveldb/storage"
-       "github.com/syndtr/goleveldb/leveldb/util"
-)
-
-// Reader is the interface that wraps basic Get and NewIterator methods.
-// This interface implemented by both DB and Snapshot.
-type Reader interface {
-       Get(key []byte, ro *opt.ReadOptions) (value []byte, err error)
-       NewIterator(slice *util.Range, ro *opt.ReadOptions) iterator.Iterator
-}
-
-// Sizes is list of size.
-type Sizes []int64
-
-// Sum returns sum of the sizes.
-func (sizes Sizes) Sum() int64 {
-       var sum int64
-       for _, size := range sizes {
-               sum += size
-       }
-       return sum
-}
-
-// Logging.
-func (db *DB) log(v ...interface{})                 { db.s.log(v...) }
-func (db *DB) logf(format string, v ...interface{}) { db.s.logf(format, v...) }
-
-// Check and clean files.
-func (db *DB) checkAndCleanFiles() error {
-       v := db.s.version()
-       defer v.release()
-
-       tmap := make(map[int64]bool)
-       for _, tables := range v.levels {
-               for _, t := range tables {
-                       tmap[t.fd.Num] = false
-               }
-       }
-
-       fds, err := db.s.stor.List(storage.TypeAll)
-       if err != nil {
-               return err
-       }
-
-       var nt int
-       var rem []storage.FileDesc
-       for _, fd := range fds {
-               keep := true
-               switch fd.Type {
-               case storage.TypeManifest:
-                       keep = fd.Num >= db.s.manifestFd.Num
-               case storage.TypeJournal:
-                       if !db.frozenJournalFd.Zero() {
-                               keep = fd.Num >= db.frozenJournalFd.Num
-                       } else {
-                               keep = fd.Num >= db.journalFd.Num
-                       }
-               case storage.TypeTable:
-                       _, keep = tmap[fd.Num]
-                       if keep {
-                               tmap[fd.Num] = true
-                               nt++
-                       }
-               }
-
-               if !keep {
-                       rem = append(rem, fd)
-               }
-       }
-
-       if nt != len(tmap) {
-               var mfds []storage.FileDesc
-               for num, present := range tmap {
-                       if !present {
-                               mfds = append(mfds, storage.FileDesc{storage.TypeTable, num})
-                               db.logf("db@janitor table missing @%d", num)
-                       }
-               }
-               return errors.NewErrCorrupted(storage.FileDesc{}, &errors.ErrMissingFiles{Fds: mfds})
-       }
-
-       db.logf("db@janitor F·%d G·%d", len(fds), len(rem))
-       for _, fd := range rem {
-               db.logf("db@janitor removing %s-%d", fd.Type, fd.Num)
-               if err := db.s.stor.Remove(fd); err != nil {
-                       return err
-               }
-       }
-       return nil
-}