public class Lease extends Object
Modifier | Constructor and Description |
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protected |
Lease(Lease lease)
Copy constructor, used by clone().
|
|
Lease(String leaseKey,
String leaseOwner,
Long leaseCounter,
UUID concurrencyToken,
Long lastCounterIncrementNanos,
ExtendedSequenceNumber checkpoint,
ExtendedSequenceNumber pendingCheckpoint,
Long ownerSwitchesSinceCheckpoint,
Set<String> parentShardIds) |
Modifier and Type | Method and Description |
---|---|
void |
checkpoint(ExtendedSequenceNumber checkpoint)
Sets checkpoint.
|
void |
concurrencyToken(UUID concurrencyToken)
Sets concurrencyToken.
|
Lease |
copy()
Returns a deep copy of this object.
|
boolean |
isExpired(long leaseDurationNanos,
long asOfNanos) |
void |
lastCounterIncrementNanos(Long lastCounterIncrementNanos)
Sets lastCounterIncrementNanos
|
void |
leaseCounter(Long leaseCounter)
Sets leaseCounter.
|
void |
leaseKey(String leaseKey)
Sets leaseKey.
|
void |
leaseOwner(String leaseOwner)
Sets leaseOwner.
|
void |
ownerSwitchesSinceCheckpoint(Long ownerSwitchesSinceCheckpoint)
Sets ownerSwitchesSinceCheckpoint.
|
Set<String> |
parentShardIds() |
void |
parentShardIds(Collection<String> parentShardIds)
Sets parentShardIds.
|
void |
pendingCheckpoint(ExtendedSequenceNumber pendingCheckpoint)
Sets pending checkpoint.
|
void |
update(Lease lease)
Updates this Lease's mutable, application-specific fields based on the passed-in lease object.
|
protected Lease(Lease lease)
lease
- lease to copypublic Lease(String leaseKey, String leaseOwner, Long leaseCounter, UUID concurrencyToken, Long lastCounterIncrementNanos, ExtendedSequenceNumber checkpoint, ExtendedSequenceNumber pendingCheckpoint, Long ownerSwitchesSinceCheckpoint, Set<String> parentShardIds)
public Set<String> parentShardIds()
public void update(Lease lease)
lease
- public boolean isExpired(long leaseDurationNanos, long asOfNanos)
leaseDurationNanos
- duration of lease in nanosecondsasOfNanos
- time in nanoseconds to check expiration as-ofpublic void lastCounterIncrementNanos(Long lastCounterIncrementNanos)
lastCounterIncrementNanos
- last renewal in nanoseconds since the epochpublic void concurrencyToken(@NonNull UUID concurrencyToken)
concurrencyToken
- may not be nullpublic void leaseKey(@NonNull String leaseKey)
leaseKey
- may not be null.public void leaseCounter(@NonNull Long leaseCounter)
leaseCounter
- may not be nullpublic void checkpoint(@NonNull ExtendedSequenceNumber checkpoint)
checkpoint
- may not be nullpublic void pendingCheckpoint(ExtendedSequenceNumber pendingCheckpoint)
pendingCheckpoint
- can be nullpublic void ownerSwitchesSinceCheckpoint(@NonNull Long ownerSwitchesSinceCheckpoint)
ownerSwitchesSinceCheckpoint
- may not be nullpublic void parentShardIds(@NonNull Collection<String> parentShardIds)
parentShardIds
- may not be nullpublic void leaseOwner(String leaseOwner)
leaseOwner
- may be null.public Lease copy()
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