Uses of Class
com.sleepycat.je.txn.LockType

Packages that use LockType

Package	Description
com.sleepycat.je.dbi	INTERNAL: Underlying XxxImpl classes for Environment, Database and Cursor, plus other misc classes (originally, dbi meant "db internal interface").
com.sleepycat.je.rep.txn	INTERNAL: HA Txn/Locker subclasses for enforcing consistency and durability constraints.
com.sleepycat.je.txn	INTERNAL: Transaction management and locking (concurrency control).

Uses of LockType in com.sleepycat.je.dbi

Methods in com.sleepycat.je.dbi with parameters of type LockType

Modifier and Type	Method and Description
OperationResult	CursorImpl.getNext(DatabaseEntry foundKey, DatabaseEntry foundData, LockType lockType, boolean dirtyReadAll, boolean forward, boolean isLatched, RangeConstraint rangeConstraint) Move the cursor forward and return the next "valid" record.
OperationResult	CursorImpl.lockAndGetCurrent(DatabaseEntry foundKey, DatabaseEntry foundData, LockType lockType) Lock and copy current record into the key and data DatabaseEntry.
OperationResult	CursorImpl.lockAndGetCurrent(DatabaseEntry foundKey, DatabaseEntry foundData, LockType lockType, boolean dirtyReadAll, boolean isLatched, boolean unlatch) Let S be the slot where this cursor is currently positioned on.
LN	CursorImpl.lockAndGetCurrentLN(LockType lockType) Retrieve the current LN.
void	CursorImpl.lockEof(LockType lockType) Locks the logical EOF node for the dbImpl.
CursorImpl.LockStanding	CursorImpl.lockLN(LockType lockType) Does not allow uncontended locks.
boolean	CursorImpl.searchExact(DatabaseEntry searchKey, LockType lockType)
CursorImpl.LockStanding	CursorImpl.searchExact(DatabaseEntry searchKey, LockType lockType, boolean dirtyReadAll, boolean dataRequested) Position this cursor on the slot (if any) whose key matches the given search key.
static void	CursorImpl.traverseDbWithCursor(DatabaseImpl db, LockType lockType, boolean allowEviction, CursorImpl.WithCursor withCursor) Enumerates all records in a dbImpl non-transactionally and calls the withCursor method for each record.

Uses of LockType in com.sleepycat.je.rep.txn

Methods in com.sleepycat.je.rep.txn with parameters of type LockType

Modifier and Type	Method and Description
LockResult	MasterTxn.lockInternal(long lsn, LockType lockType, boolean noWait, boolean jumpAheadOfWaiters, DatabaseImpl database) Prevent this MasterTxn from taking locks if the node becomes a replica.
LockResult	ReadonlyTxn.lockInternal(long lsn, LockType lockType, boolean noWait, boolean jumpAheadOfWaiters, DatabaseImpl database) Provides a wrapper to screen for write locks.
LockResult	ReplicaThreadLocker.lockInternal(long lsn, LockType lockType, boolean noWait, boolean jumpAheadOfWaiters, DatabaseImpl database) This overridden method prevents writes on a replica.

Uses of LockType in com.sleepycat.je.txn

Fields in com.sleepycat.je.txn declared as LockType

Modifier and Type	Field and Description
protected LockType	LockInfo.lockType
static LockType	LockType.NONE NONE is used for requesting a dirty read and does not appear in the conflict or upgrade matrices.
static LockType	LockType.RANGE_INSERT
static LockType	LockType.RANGE_READ
static LockType	LockType.RANGE_WRITE
static LockType	LockType.READ Lock types.
static LockType	LockType.RESTART RESTART is used for waiting for a restart and does not appear in the conflict or upgrade matrices.
static LockType	LockType.WRITE

Methods in com.sleepycat.je.txn that return LockType

Modifier and Type	Method and Description
LockType	LockImpl.getOwnedLockType(Locker locker)
LockType	ThinLockImpl.getOwnedLockType(Locker locker)
LockType	DummyLockManager.getOwnedLockType(Long lsn, Locker locker)
abstract LockType	LockManager.getOwnedLockType(Long lsn, Locker locker) Returns the LockType if the given locker owns a lock on the given node, or null if the lock is not owned.
LockType	SyncedLockManager.getOwnedLockType(Long lsn, Locker locker)

Methods in com.sleepycat.je.txn with parameters of type LockType

Modifier and Type	Method and Description
protected void	Txn.addLock(Long lsn, LockType type, LockGrantType grantStatus) Add lock to the appropriate queue.
protected void	BasicLocker.addLock(Long lsn, LockType type, LockGrantType grantStatus) Add a lock to set owned by this transaction.
protected abstract void	Locker.addLock(Long lsn, LockType type, LockGrantType grantStatus) Add a lock to set owned by this transaction.
boolean	LockImpl.isOwner(Locker locker, LockType lockType) Return true if locker is an owner of this Lock for lockType, false otherwise.
boolean	ThinLockImpl.isOwner(Locker locker, LockType lockType)
LockAttemptResult	LockImpl.lock(LockType requestType, Locker locker, boolean nonBlockingRequest, boolean jumpAheadOfWaiters, MemoryBudget mb, int lockTableIndex) Attempts to acquire the lock and returns the LockGrantType.
LockAttemptResult	ThinLockImpl.lock(LockType requestType, Locker locker, boolean nonBlockingRequest, boolean jumpAheadOfWaiters, MemoryBudget mb, int lockTableIndex)
LockGrantType	LockManager.lock(long lsn, Locker locker, LockType type, long timeout, boolean nonBlockingRequest, boolean jumpAheadOfWaiters, DatabaseImpl database) Attempt to acquire a lock of 'type' on 'lsn'.
LockResult	Locker.lock(long lsn, LockType lockType, boolean noWait, DatabaseImpl database) Request a blocking or non-blocking lock of the given type on the given LSN.
protected LockResult	Txn.lockInternal(long lsn, LockType lockType, boolean noWait, boolean jumpAheadOfWaiters, DatabaseImpl database) Gets a lock on this LSN and, if it is a write lock, saves an abort LSN.
protected LockResult	BasicLocker.lockInternal(long lsn, LockType lockType, boolean noWait, boolean jumpAheadOfWaiters, DatabaseImpl database)
protected LockResult	ReadCommittedLocker.lockInternal(long lsn, LockType lockType, boolean noWait, boolean jumpAheadOfWaiters, DatabaseImpl database) Forwards write locks to the buddy locker (the transaction locker).
LockResult	Locker.nonBlockingLock(long lsn, LockType lockType, boolean jumpAheadOfWaiters, DatabaseImpl database) Request a non-blocking lock of the given type on the given LSN.
void	LockUpgrade.setUpgrade(LockType upgrade)
LockAttemptResult	DummyLockManager.stealLock(Long lsn, Locker locker, LockType lockType)
abstract LockAttemptResult	LockManager.stealLock(Long lsn, Locker locker, LockType lockType)
LockAttemptResult	SyncedLockManager.stealLock(Long lsn, Locker locker, LockType lockType)

Constructors in com.sleepycat.je.txn with parameters of type LockType

Constructor and Description
LockInfo(Locker locker, LockType lockType) Construct a new LockInfo.