storage

Documentation

Overview

Copyright (C) 2018 go-dappley authors

This file is part of the go-dappley library.

the go-dappley library is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

the go-dappley library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with the go-dappley library. If not, see <http://www.gnu.org/licenses/>.

Copyright (C) 2018 go-dappley authors

This file is part of the go-dappley library.

the go-dappley library is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

the go-dappley library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with the go-dappley library. If not, see <http://www.gnu.org/licenses/>.

Index

• Variables
• func DbExists(dbFilePath string) bool
• func GetFileConnection(file string) ([]byte, error)
• func SaveToFile(file string, buffer bytes.Buffer)
• type LevelDB
  • func OpenDatabase(dbFilePath string) *LevelDB
  • func (ldb *LevelDB) Close() error
  • func (ldb *LevelDB) Get(key []byte) ([]byte, error)
  • func (ldb *LevelDB) Put(key []byte, val []byte)
• type RamStorage
  • func NewRamStorage() *RamStorage
  • func (rs *RamStorage) Close() error
  • func (rs *RamStorage) Get(key []byte) ([]byte, error)
  • func (rs *RamStorage) Put(key []byte, val []byte)
• type Storage

Variables

var (
	ErrKeyInvalid = errors.New("Key is invalid")
)

var (
	ErrLevelDbNotAbleToOpenFile = errors.New("leveldb fails to open file")
)

Functions

func DbExists

func DbExists(dbFilePath string) bool

func GetFileConnection

func GetFileConnection(file string) ([]byte, error)

func SaveToFile

func SaveToFile(file string, buffer bytes.Buffer)

Types

type LevelDB

type LevelDB struct {
	// contains filtered or unexported fields
}

func OpenDatabase

func OpenDatabase(dbFilePath string) *LevelDB

Create a new database instance

func (*LevelDB) Close

func (ldb *LevelDB) Close() error

func (*LevelDB) Get

func (ldb *LevelDB) Get(key []byte) ([]byte, error)

func (*LevelDB) Put

func (ldb *LevelDB) Put(key []byte, val []byte)

type RamStorage

type RamStorage struct {
	// contains filtered or unexported fields
}

func NewRamStorage

func NewRamStorage() *RamStorage

func (*RamStorage) Close

func (rs *RamStorage) Close() error

func (*RamStorage) Get

func (rs *RamStorage) Get(key []byte) ([]byte, error)

func (*RamStorage) Put

func (rs *RamStorage) Put(key []byte, val []byte)

type Storage

type Storage interface {
	Close() error

	Get(key []byte) ([]byte, error)

	Put(key []byte, val []byte)
}