remove temporary ethdb/leveldb interface

bzz/database.go

@@ -1,89 +0,0 @@
-package blockhash
-
-import (
-	"fmt"
-	"path"
-
-	"github.com/ethereum/go-ethereum/compression/rle"
-	"github.com/ethereum/go-ethereum/ethutil"
-	"github.com/syndtr/goleveldb/leveldb"
-	"github.com/syndtr/goleveldb/leveldb/iterator"
-)
-
-type LDBDatabase struct {
-	db   *leveldb.DB
-	comp bool
-}
-
-func NewLDBDatabase(name string) (*LDBDatabase, error) {
-	dbPath := path.Join(ethutil.Config.ExecPath, name)
-
-	// Open the db
-	db, err := leveldb.OpenFile(dbPath, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	database := &LDBDatabase{db: db, comp: true}
-
-	return database, nil
-}
-
-func (self *LDBDatabase) Put(key []byte, value []byte) {
-	if self.comp {
-		value = rle.Compress(value)
-	}
-
-	err := self.db.Put(key, value, nil)
-	if err != nil {
-		fmt.Println("Error put", err)
-	}
-}
-
-func (self *LDBDatabase) Get(key []byte) ([]byte, error) {
-	dat, err := self.db.Get(key, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	if self.comp {
-		return rle.Decompress(dat)
-	}
-
-	return dat, nil
-}
-
-func (self *LDBDatabase) Delete(key []byte) error {
-	return self.db.Delete(key, nil)
-}
-
-func (self *LDBDatabase) LastKnownTD() []byte {
-	data, _ := self.Get([]byte("LTD"))
-
-	if len(data) == 0 {
-		data = []byte{0x0}
-	}
-
-	return data
-}
-
-func (self *LDBDatabase) NewIterator() iterator.Iterator {
-	return self.db.NewIterator(nil, nil)
-}
-
-func (self *LDBDatabase) Close() {
-	// Close the leveldb database
-	self.db.Close()
-}
-
-func (self *LDBDatabase) Print() {
-	iter := self.db.NewIterator(nil, nil)
-	for iter.Next() {
-		key := iter.Key()
-		value := iter.Value()
-
-		fmt.Printf("%x(%d): ", key, len(key))
-		node := ethutil.NewValueFromBytes(value)
-		fmt.Printf("%v\n", node)
-	}
-}