com.sleepycat.je.txn

Class PreparedTxn

java.lang.Object

com.sleepycat.je.txn.Locker

com.sleepycat.je.txn.Txn

com.sleepycat.je.txn.PreparedTxn

All Implemented Interfaces:

Loggable, VersionedWriteLoggable

public class PreparedTxn
extends Txn

A PreparedTxn is used at recovery for processing a TXN_PREPARE log entry. It is provides essentially the same functionality as a TXN but lets the calling code set the transaction id.

Field Summary

Fields inherited from class com.sleepycat.je.txn.Txn

ACCUMULATED_LIMIT, commitLsn, dbCleanupSet, firstLoggedLsn, lastLoggedLsn, openedDatabaseHandles, repContext, undoDatabases

Fields inherited from class com.sleepycat.je.txn.Locker

afterWaiterHook, envImpl, id, lockManager, thread

Method Summary

Modifier and Type	Method and Description
static PreparedTxn	createPreparedTxn(EnvironmentImpl envImpl, TransactionConfig config, long mandatedId)
protected long	generateId(TxnManager txnManager, long mandatedId) PrepareTxns use the mandated id.

Methods inherited from class com.sleepycat.je.txn.Txn

abort, abort, abort, addDbCleanup, addLock, addLogInfo, addOpenedDatabase, checkIfFrozen, checkPreempted, checkState, cleanupDatabaseImpls, clearReadLocks, clearWriteLocks, close, collectStats, commit, commit, commit, createAutoTxn, createLocalAutoTxn, createLocalTxn, dumpLog, getCommitDurability, getCommitToken, getDbCleanupSet, getDefaultDurability, getDTVLSN, getEmbeddedLoggables, getEnvironmentImpl, getExplicitDurabilityConfigured, getExplicitSyncConfigured, getFirstActiveLsn, getImportunate, getLastFormatChange, getLastLsn, getLogSize, getLogSize, getPrepared, getReadLockIds, getReplicatorNodeId, getState, getTransaction, getTransactionId, getTriggerDbs, getTxnLocker, getUndoDatabases, getWriteLockIds, getWriteLockInfo, hasReplicationFormat, isAutoTxn, isClosed, isMasterTxn, isOnlyAbortable, isReadCommittedIsolation, isReadOnly, isReplicationFormatWorthwhile, isRolledBack, isSerializableIsolation, isSuspended, isTransactional, isValid, lockingRequired, lockInternal, logicalEquals, newNonTxnLocker, nonTxnOperationEnd, noteTriggerDb, operationEnd, postLogAbortHook, postLogCommitAbortHook, postLogCommitHook, preLogAbortHook, preLogCommitHook, preLogWithoutLock, prepare, propagatePostCommitException, readFromLog, registerCursor, registerImmediately, releaseNonTxnLocks, releaseWriteLocks, removeLock, setDbCleanupState, setImportunate, setOnlyAbortable, setPrepared, setRollback, setSuspended, setTransaction, txnBeginHook, undo, unRegisterCursor, updateLoggedForTxn, writeToLog, writeToLog

Methods inherited from class com.sleepycat.je.txn.Locker

addDeleteInfo, allowReleaseLockAfterLsnChange, demoteLock, disallowReplicaWrite, dumpLockTable, getDefaultNoWait, getEnvironment, getId, getInitialLockTimeout, getLockTimeout, getPreemptable, getTxnTimeout, isLocalWrite, isReadUncommittedDefault, isReplicated, isTimedOut, lock, lockAfterLsnChange, nonBlockingLock, openCursorHook, operationEnd, operationEnd, releaseLock, setClosingLocker, setDefaultNoWait, setLockTimeout, setPreemptable, setPreempted, setTxnTimeout, sharesLocksWith, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

createPreparedTxn

public static PreparedTxn createPreparedTxn(EnvironmentImpl envImpl,
                                            TransactionConfig config,
                                            long mandatedId)
                                     throws DatabaseException

Throws:

DatabaseException

generateId

protected long generateId(TxnManager txnManager,
                          long mandatedId)

PrepareTxns use the mandated id.

Overrides:

generateId in class Txn