github.com/matrixorigin/matrixone@v1.2.0/pkg/txn/storage/memorystorage/storage.go (about)

     1  // Copyright 2022 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package memorystorage
    16  
    17  import (
    18  	"context"
    19  
    20  	"github.com/matrixorigin/matrixone/pkg/common/moerr"
    21  	"github.com/matrixorigin/matrixone/pkg/pb/timestamp"
    22  	"github.com/matrixorigin/matrixone/pkg/pb/txn"
    23  	"github.com/matrixorigin/matrixone/pkg/txn/storage"
    24  )
    25  
    26  type Storage struct {
    27  	handler Handler
    28  }
    29  
    30  func New(
    31  	handler Handler,
    32  ) (*Storage, error) {
    33  	s := &Storage{
    34  		handler: handler,
    35  	}
    36  	return s, nil
    37  }
    38  
    39  var _ storage.TxnStorage = new(Storage)
    40  
    41  func (s *Storage) Commit(ctx context.Context, txnMeta txn.TxnMeta) (timestamp.Timestamp, error) {
    42  	return s.handler.HandleCommit(ctx, txnMeta)
    43  }
    44  
    45  func (s *Storage) Committing(ctx context.Context, txnMeta txn.TxnMeta) error {
    46  	return s.handler.HandleCommitting(ctx, txnMeta)
    47  }
    48  
    49  func (s *Storage) Prepare(ctx context.Context, txnMeta txn.TxnMeta) (timestamp.Timestamp, error) {
    50  	return s.handler.HandlePrepare(ctx, txnMeta)
    51  }
    52  
    53  func (s *Storage) Rollback(ctx context.Context, txnMeta txn.TxnMeta) error {
    54  	return s.handler.HandleRollback(ctx, txnMeta)
    55  }
    56  
    57  func (s *Storage) StartRecovery(ctx context.Context, ch chan txn.TxnMeta) {
    58  	s.handler.HandleStartRecovery(ctx, ch)
    59  }
    60  
    61  func (s *Storage) Start() error {
    62  	return nil
    63  }
    64  
    65  func (s *Storage) Close(ctx context.Context) error {
    66  	return s.handler.HandleClose(ctx)
    67  }
    68  
    69  func (s *Storage) Destroy(ctx context.Context) error {
    70  	return s.handler.HandleDestroy(ctx)
    71  }
    72  
    73  func (s *Storage) Debug(context.Context, txn.TxnMeta, uint32, []byte) ([]byte, error) {
    74  	return nil, moerr.NewNotSupportedNoCtx("MemoryStorage not support debug method")
    75  }