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904 B

package db
import (
"path"
. "github.com/tendermint/tendermint/common"
)
type DB interface {
Get([]byte) []byte
Set([]byte, []byte)
SetSync([]byte, []byte)
Delete([]byte)
DeleteSync([]byte)
Close()
// For debugging
Print()
}
//-----------------------------------------------------------------------------
// Database types
const DBBackendMemDB = "memdb"
const DBBackendLevelDB = "leveldb"
var dbs = NewCMap()
func GetDB(name string) DB {
db := dbs.Get(name)
if db != nil {
return db.(DB)
}
switch config.GetString("db_backend") {
case DBBackendMemDB:
db := NewMemDB()
dbs.Set(name, db)
return db
case DBBackendLevelDB:
db, err := NewLevelDB(path.Join(config.GetString("db_dir"), name+".db"))
if err != nil {
PanicCrisis(err)
}
dbs.Set(name, db)
return db
default:
PanicSanity(Fmt("Unknown DB backend: %v", config.GetString("db_backend")))
}
return nil
}