github.com/matrixorigin/matrixone@v1.2.0/pkg/txn/client/generator.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 client
    16  
    17  import (
    18  	"github.com/google/uuid"
    19  )
    20  
    21  var _ TxnIDGenerator = (*uuidTxnIDGenerator)(nil)
    22  
    23  type uuidTxnIDGenerator struct {
    24  }
    25  
    26  func newUUIDTxnIDGenerator() TxnIDGenerator {
    27  	return &uuidTxnIDGenerator{}
    28  }
    29  
    30  func (gen *uuidTxnIDGenerator) Generate() []byte {
    31  	id, _ := uuid.NewV7()
    32  	return id[:]
    33  }