You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

76 lines
2.5 KiB

//
// DISCLAIMER
//
// Copyright 2017 ArangoDB GmbH, Cologne, Germany
//
// 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.
//
// Copyright holder is ArangoDB GmbH, Cologne, Germany
//
// Author Lars Maier
//
package driver
import (
"context"
"time"
)
// BeginTransactionOptions provides options for BeginTransaction call
type BeginTransactionOptions struct {
WaitForSync bool
AllowImplicit bool
LockTimeout time.Duration
MaxTransactionSize uint64
}
// TransactionCollections is used to specify which collections are accessed by
// a transaction and how
type TransactionCollections struct {
Read []string `json:"read,omitempty"`
Write []string `json:"write,omitempty"`
Exclusive []string `json:"exclusive,omitempty"`
}
// CommitTransactionOptions provides options for CommitTransaction. Currently unused
type CommitTransactionOptions struct{}
// AbortTransactionOptions provides options for CommitTransaction. Currently unused
type AbortTransactionOptions struct{}
// TransactionID identifies a transaction
type TransactionID string
// TransactionStatus describes the status of an transaction
type TransactionStatus string
const (
TransactionRunning TransactionStatus = "running"
TransactionCommitted TransactionStatus = "committed"
TransactionAborted TransactionStatus = "aborted"
)
// TransactionStatusRecord provides insight about the status of transaction
type TransactionStatusRecord struct {
Status TransactionStatus
}
// DatabaseStreamingTransactions provides access to the Streaming Transactions API
type DatabaseStreamingTransactions interface {
BeginTransaction(ctx context.Context, cols TransactionCollections, opts *BeginTransactionOptions) (TransactionID, error)
CommitTransaction(ctx context.Context, tid TransactionID, opts *CommitTransactionOptions) error
AbortTransaction(ctx context.Context, tid TransactionID, opts *AbortTransactionOptions) error
TransactionStatus(ctx context.Context, tid TransactionID) (TransactionStatusRecord, error)
}