package db

import (
    "fmt"
)

type MemDB struct {
    db map[string][]byte
}

func NewMemDB() (*MemDB) {
    database := &MemDB{db:make(map[string][]byte)}
    return database
}

func (db *MemDB) Put(key []byte, value []byte) {
    db.db[string(key)] = value
}

func (db *MemDB) Get(key []byte) ([]byte) {
    return db.db[string(key)]
}

func (db *MemDB) Delete(key []byte) {
    delete(db.db, string(key))
}

func (db *MemDB) Print() {
    for key, value := range db.db {
        fmt.Printf("[%x]:\t[%x]", []byte(key), value)
    }
}