surrealpatch/kvs/rixxdb/tx.go
2017-02-20 01:44:13 +00:00

171 lines
3.9 KiB
Go

// Copyright © 2016 Abcum Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package rixxdb
import (
"github.com/abcum/rixxdb"
"github.com/abcum/surreal/kvs"
)
type TX struct {
pntr *rixxdb.TX
}
func one(all kvs.KV, err error) (kvs.KV, error) {
switch err {
case nil:
break
default:
return nil, &kvs.DBError{}
case rixxdb.ErrTxNotExpectedValue:
return nil, &kvs.KVError{}
}
return all, err
}
func many(all []kvs.KV, err error) ([]kvs.KV, error) {
switch err {
case nil:
break
default:
return nil, &kvs.DBError{}
case rixxdb.ErrTxNotExpectedValue:
return nil, &kvs.KVError{}
}
return all, err
}
func (tx *TX) Closed() bool {
return tx.pntr.Closed()
}
func (tx *TX) Cancel() error {
return tx.pntr.Cancel()
}
func (tx *TX) Commit() error {
return tx.pntr.Commit()
}
func (tx *TX) Get(ver int64, key []byte) (kvs.KV, error) {
all, err := tx.pntr.Get(ver, key)
return one(all, err)
}
func (tx *TX) GetL(ver int64, key []byte) ([]kvs.KV, error) {
all, err := tx.pntr.GetL(ver, key)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) GetP(ver int64, key []byte, max uint64) ([]kvs.KV, error) {
all, err := tx.pntr.GetP(ver, key, max)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) GetR(ver int64, beg []byte, end []byte, max uint64) ([]kvs.KV, error) {
all, err := tx.pntr.GetR(ver, beg, end, max)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) Del(ver int64, key []byte) (kvs.KV, error) {
all, err := tx.pntr.Del(ver, key)
return one(all, err)
}
func (tx *TX) DelC(ver int64, key []byte, exp []byte) (kvs.KV, error) {
return tx.pntr.DelC(ver, key, exp)
}
func (tx *TX) DelL(ver int64, key []byte) ([]kvs.KV, error) {
all, err := tx.pntr.DelL(ver, key)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) DelP(ver int64, key []byte, max uint64) ([]kvs.KV, error) {
all, err := tx.pntr.DelP(ver, key, max)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) DelR(ver int64, beg []byte, end []byte, max uint64) ([]kvs.KV, error) {
all, err := tx.pntr.DelR(ver, beg, end, max)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) Put(ver int64, key []byte, val []byte) (kvs.KV, error) {
all, err := tx.pntr.Put(ver, key, val)
return one(all, err)
}
func (tx *TX) PutC(ver int64, key []byte, val []byte, exp []byte) (kvs.KV, error) {
all, err := tx.pntr.PutC(ver, key, val, exp)
return one(all, err)
}
func (tx *TX) PutL(ver int64, key []byte, val []byte) ([]kvs.KV, error) {
all, err := tx.pntr.PutL(ver, key, val)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) PutP(ver int64, key []byte, val []byte, max uint64) ([]kvs.KV, error) {
all, err := tx.pntr.PutP(ver, key, val, max)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}
func (tx *TX) PutR(ver int64, key []byte, val []byte, exp []byte, max uint64) ([]kvs.KV, error) {
all, err := tx.pntr.PutR(ver, key, val, exp, max)
out := make([]kvs.KV, len(all))
for i, v := range all {
out[i] = v
}
return many(out, err)
}