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forgejo/vendor/github.com/pingcap/tidb/context/context.go

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// Copyright 2015 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package context
import (
"fmt"
"github.com/pingcap/tidb/kv"
)
// Context is an interface for transaction and executive args environment.
type Context interface {
// GetTxn gets a transaction for futher execution.
GetTxn(forceNew bool) (kv.Transaction, error)
// FinishTxn commits or rolls back the current transaction.
FinishTxn(rollback bool) error
// SetValue saves a value associated with this context for key.
SetValue(key fmt.Stringer, value interface{})
// Value returns the value associated with this context for key.
Value(key fmt.Stringer) interface{}
// ClearValue clears the value associated with this context for key.
ClearValue(key fmt.Stringer)
}