lockbasedtxmgr

package
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Published: Mar 15, 2017 License: Apache-2.0 Imports: 13 Imported by: 0

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Types

type LockBasedTxMgr

type LockBasedTxMgr struct {
	// contains filtered or unexported fields
}

LockBasedTxMgr a simple implementation of interface `txmgmt.TxMgr`. This implementation uses a read-write lock to prevent conflicts between transaction simulation and committing

func NewLockBasedTxMgr

func NewLockBasedTxMgr(db statedb.VersionedDB) *LockBasedTxMgr

NewLockBasedTxMgr constructs a new instance of NewLockBasedTxMgr

func (*LockBasedTxMgr) Commit

func (txmgr *LockBasedTxMgr) Commit() error

Commit implements method in interface `txmgmt.TxMgr`

func (*LockBasedTxMgr) CommitLostBlock

func (txmgr *LockBasedTxMgr) CommitLostBlock(block *common.Block) error

CommitLostBlock implements method in interface kvledger.Recoverer

func (*LockBasedTxMgr) GetLastSavepoint

func (txmgr *LockBasedTxMgr) GetLastSavepoint() (*version.Height, error)

GetLastSavepoint returns the block num recorded in savepoint, returns 0 if NO savepoint is found

func (*LockBasedTxMgr) NewQueryExecutor

func (txmgr *LockBasedTxMgr) NewQueryExecutor() (ledger.QueryExecutor, error)

NewQueryExecutor implements method in interface `txmgmt.TxMgr`

func (*LockBasedTxMgr) NewTxSimulator

func (txmgr *LockBasedTxMgr) NewTxSimulator() (ledger.TxSimulator, error)

NewTxSimulator implements method in interface `txmgmt.TxMgr`

func (*LockBasedTxMgr) Rollback

func (txmgr *LockBasedTxMgr) Rollback()

Rollback implements method in interface `txmgmt.TxMgr`

func (*LockBasedTxMgr) ShouldRecover

func (txmgr *LockBasedTxMgr) ShouldRecover(lastAvailableBlock uint64) (bool, uint64, error)

ShouldRecover implements method in interface kvledger.Recoverer

func (*LockBasedTxMgr) Shutdown

func (txmgr *LockBasedTxMgr) Shutdown()

Shutdown implements method in interface `txmgmt.TxMgr`

func (*LockBasedTxMgr) ValidateAndPrepare

func (txmgr *LockBasedTxMgr) ValidateAndPrepare(block *common.Block, doMVCCValidation bool) error

ValidateAndPrepare implements method in interface `txmgmt.TxMgr`

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