Package org.redisson

Class RedissonPermitExpirableSemaphore

java.lang.Object

org.redisson.RedissonObject

org.redisson.RedissonPermitExpirableSemaphore

All Implemented Interfaces:

RExpirable, RExpirableAsync, RObject, RObjectAsync, RPermitExpirableSemaphore, RPermitExpirableSemaphoreAsync

public class RedissonPermitExpirableSemaphore
extends RedissonObject
implements RPermitExpirableSemaphore

Author:

Nikita Koksharov

Field Summary

Fields inherited from class org.redisson.RedissonObject

codec, commandExecutor, name

Constructor Summary

Constructors

Constructor	Description
RedissonPermitExpirableSemaphore(CommandAsyncExecutor commandExecutor, String name)

Method Summary

Modifier and Type	Method	Description
String	acquire()	Acquires a permit and returns its id.
List<String>	acquire(int permits)	Acquires defined amount of permits.
List<String>	acquire(int permits, long leaseTime, TimeUnit timeUnit)	Acquires defined amount of permits with defined leaseTime and returns ids.
String	acquire(long leaseTime, TimeUnit timeUnit)	Acquires a permit with defined leaseTime and return its id.
RFuture<String>	acquireAsync()	Acquires a permit and returns its id.
RFuture<List<String>>	acquireAsync(int permits)	Acquires defined amount of permits and returns their ids.
RFuture<List<String>>	acquireAsync(int permits, long leaseTime, TimeUnit timeUnit)	Acquires defined amount of permits and return their ids.
RFuture<String>	acquireAsync(long leaseTime, TimeUnit timeUnit)	Acquires a permit with defined leaseTime and return its id.
int	acquiredPermits()	Returns the number of acquired permits.
RFuture<Integer>	acquiredPermitsAsync()	Returns the number of acquired permits.
void	addPermits(int permits)	Increases or decreases the number of available permits by defined value.
RFuture<Void>	addPermitsAsync(int permits)	Increases or decreases the number of available permits by defined value.
int	availablePermits()	Returns number of available permits.
RFuture<Integer>	availablePermitsAsync()	Returns number of available permits.
boolean	clearExpire()	Clear an expire timeout or expire date for object.
RFuture<Boolean>	clearExpireAsync()	Clear an expire timeout or expire date for object in async mode.
protected RFuture<Boolean>	clearExpireAsync(String... keys)
RFuture<Boolean>	deleteAsync()	Delete object in async mode
boolean	expire(long timeToLive, TimeUnit timeUnit)	Use RExpirable.expire(Duration) instead
boolean	expire(Duration duration)	Sets a timeout for this object.
boolean	expire(Instant instant)	Sets an expiration date for this object.
RFuture<Boolean>	expireAsync(long timeToLive, TimeUnit timeUnit)	Use RExpirableAsync.expireAsync(Duration) instead
RFuture<Boolean>	expireAsync(long timeToLive, TimeUnit timeUnit, String param, String... keys)
RFuture<Boolean>	expireAsync(Duration duration)	Set a timeout for object.
RFuture<Boolean>	expireAsync(Instant instant)	Set an expire date for object.
boolean	expireAt(long timestamp)	Use RExpirable.expire(Instant) instead
boolean	expireAt(Date timestamp)	Use RExpirable.expire(Instant) instead
RFuture<Boolean>	expireAtAsync(long timestamp)	Use RExpirableAsync.expireAsync(Instant) instead
protected RFuture<Boolean>	expireAtAsync(long timestamp, String param, String... keys)
RFuture<Boolean>	expireAtAsync(Date timestamp)	Use RExpirableAsync.expireAsync(Instant) instead
boolean	expireIfGreater(Duration duration)	Sets a timeout for this object only if it's greater than timeout set before.
boolean	expireIfGreater(Instant time)	Sets an expiration date for this object only if it's greater than expiration date set before.
RFuture<Boolean>	expireIfGreaterAsync(Duration duration)	Sets a timeout for this object only if it's greater than timeout set before.
RFuture<Boolean>	expireIfGreaterAsync(Instant time)	Sets an expiration date for this object only if it's greater than expiration date set before.
boolean	expireIfLess(Duration duration)	Sets a timeout for this object only if it's less than timeout set before.
boolean	expireIfLess(Instant time)	Sets an expiration date for this object only if it's less than expiration date set before.
RFuture<Boolean>	expireIfLessAsync(Duration duration)	Sets a timeout for this object only if it's less than timeout set before.
RFuture<Boolean>	expireIfLessAsync(Instant time)	Sets an expiration date for this object only if it's less than expiration date set before.
boolean	expireIfNotSet(Duration duration)	Sets a timeout for this object only if it hasn't been set before.
boolean	expireIfNotSet(Instant time)	Sets an expiration date for this object only if it hasn't been set before.
RFuture<Boolean>	expireIfNotSetAsync(Duration duration)	Sets a timeout for this object only if it hasn't been set before.
RFuture<Boolean>	expireIfNotSetAsync(Instant time)	Sets an expiration date for this object only if it hasn't been set before.
boolean	expireIfSet(Duration duration)	Sets a timeout for this object only if it has been already set.
boolean	expireIfSet(Instant time)	Sets an expiration date for this object only if it has been already set.
RFuture<Boolean>	expireIfSetAsync(Duration duration)	Sets a timeout for this object only if it has been already set.
RFuture<Boolean>	expireIfSetAsync(Instant time)	Sets an expiration date for this object only if it has been already set.
long	getExpireTime()	Expiration time of Redisson object that has a timeout
RFuture<Long>	getExpireTimeAsync()	Expiration time of Redisson object that has a timeout
int	getPermits()	Returns the number of permits.
RFuture<Integer>	getPermitsAsync()	Returns the number of permits.
void	release(String permitId)	Releases a permit by its id.
void	release(List<String> permitsIds)	Releases permits by their ids.
RFuture<Void>	releaseAsync(String permitId)	Releases a permit by its id.
RFuture<Void>	releaseAsync(List<String> permitsIds)	Releases permits by their ids.
long	remainTimeToLive()	Remaining time to live of Redisson object that has a timeout
RFuture<Long>	remainTimeToLiveAsync()	Remaining time to live of Redisson object that has a timeout
void	setPermits(int permits)	Sets the number of permits to the provided value.
RFuture<Void>	setPermitsAsync(int permits)	Sets the number of permits to the provided value.
RFuture<Long>	sizeInMemoryAsync()	Returns bytes amount used by object in Redis memory.
String	tryAcquire()	Tries to acquire currently available permit and return its id.
List<String>	tryAcquire(int permits)	Tries to acquire defined amount of currently available permits and returns ids.
List<String>	tryAcquire(int permits, long waitTime, long leaseTime, TimeUnit unit)	Tries to acquire defined amount of currently available permits with defined leaseTime and return ids.
String	tryAcquire(long waitTime, long leaseTime, TimeUnit unit)	Tries to acquire currently available permit with defined leaseTime and return its id.
String	tryAcquire(long waitTime, TimeUnit unit)	Tries to acquire currently available permit and return its id.
RFuture<String>	tryAcquireAsync()	Tries to acquire currently available permit and return its id.
RFuture<List<String>>	tryAcquireAsync(int permits)	Tries to acquire defined amount of currently available permits and returns their ids.
RFuture<List<String>>	tryAcquireAsync(int permits, long waitTime, long leaseTime, TimeUnit timeUnit)	Tries to acquire defined amount of currently available permits with defined leaseTime and returns their ids.
RFuture<String>	tryAcquireAsync(long waitTime, long leaseTime, TimeUnit unit)	Tries to acquire currently available permit with defined leaseTime and return its id.
RFuture<String>	tryAcquireAsync(long waitTime, TimeUnit unit)	Tries to acquire currently available permit and return its id.
boolean	tryRelease(String permitId)	Tries to release permit by its id.
int	tryRelease(List<String> permitsIds)	Tries to release permits by their ids.
RFuture<Boolean>	tryReleaseAsync(String permitId)	Tries to release permit by its id.
RFuture<Integer>	tryReleaseAsync(List<String> permitsIds)	Tries to release defined permits by their ids.
boolean	trySetPermits(int permits)	Tries to set the initial number of available permits.
RFuture<Boolean>	trySetPermitsAsync(int permits)	Tries to set number of available permits.
boolean	updateLeaseTime(String permitId, long leaseTime, TimeUnit unit)	Overrides and updates lease time for defined permit id.
RFuture<Boolean>	updateLeaseTimeAsync(String permitId, long leaseTime, TimeUnit unit)	Overrides and updates lease time for defined permit id.

Methods inherited from class org.redisson.RedissonObject

addListener, addListener, addListenerAsync, addListenerAsync, addTrackingListener, addTrackingListenerAsync, checkNotBatch, copy, copyAsync, delete, deleteAsync, dump, dumpAsync, encode, encode, encode, encode, encodeMapKey, encodeMapKey, encodeMapKeys, encodeMapValue, encodeMapValues, get, getCodec, getIdleTime, getIdleTimeAsync, getLockByMapKey, getLockByValue, getName, getRawName, getRawName, getServiceManager, getSubscribeService, isExists, isExistsAsync, map, mapName, migrate, migrateAsync, move, moveAsync, prefixName, removeListener, removeListener, removeListenerAsync, removeListenerAsync, removeListenerAsync, removeTrackingListener, removeTrackingListenerAsync, rename, renameAsync, renamenx, renamenxAsync, restore, restore, restoreAndReplace, restoreAndReplace, restoreAndReplaceAsync, restoreAndReplaceAsync, restoreAsync, restoreAsync, setName, sizeInMemory, sizeInMemoryAsync, sizeInMemoryAsync, suffixName, toSeconds, toStream, touch, touchAsync, unlink, unlinkAsync

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.redisson.api.RExpirable

clearExpire, expire, expire, expire, expireAt, expireAt, expireIfGreater, expireIfGreater, expireIfLess, expireIfLess, expireIfNotSet, expireIfNotSet, expireIfSet, expireIfSet, getExpireTime, remainTimeToLive

Methods inherited from interface org.redisson.api.RExpirableAsync

expireAsync, expireAsync, expireAsync, expireAtAsync, expireAtAsync, expireIfGreaterAsync, expireIfGreaterAsync, expireIfLessAsync, expireIfLessAsync, expireIfNotSetAsync, expireIfNotSetAsync, expireIfSetAsync, expireIfSetAsync, getExpireTimeAsync, remainTimeToLiveAsync

Methods inherited from interface org.redisson.api.RObject

addListener, copy, delete, dump, getCodec, getIdleTime, getName, isExists, migrate, move, removeListener, rename, renamenx, restore, restore, restoreAndReplace, restoreAndReplace, sizeInMemory, touch, unlink

Methods inherited from interface org.redisson.api.RObjectAsync

addListenerAsync, copyAsync, dumpAsync, getIdleTimeAsync, isExistsAsync, migrateAsync, moveAsync, removeListenerAsync, renameAsync, renamenxAsync, restoreAndReplaceAsync, restoreAndReplaceAsync, restoreAsync, restoreAsync, touchAsync, unlinkAsync

Constructor Details

RedissonPermitExpirableSemaphore

public RedissonPermitExpirableSemaphore(CommandAsyncExecutor commandExecutor,
 String name)

Method Details

acquire

public String acquire()
               throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Acquires a permit and returns its id. Waits if necessary until a permit became available.

Specified by:

acquire in interface RPermitExpirableSemaphore

Returns:

permit id

Throws:

InterruptedException - if the current thread is interrupted

acquire

public List<String> acquire(int permits)
                     throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Acquires defined amount of permits. Waits if necessary until enough permits became available.

Specified by:

acquire in interface RPermitExpirableSemaphore

Parameters:

permits - the number of permits to acquire

Returns:

permits ids

Throws:

InterruptedException - if the current thread is interrupted

acquire

public String acquire(long leaseTime,
 TimeUnit timeUnit)
               throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Acquires a permit with defined leaseTime and return its id. Waits if necessary until a permit became available.

Specified by:

acquire in interface RPermitExpirableSemaphore

Parameters:

leaseTime - permit lease time

timeUnit - time unit

Returns:

permit id

Throws:

InterruptedException - if the current thread is interrupted

acquire

public List<String> acquire(int permits,
 long leaseTime,
 TimeUnit timeUnit)
                     throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Acquires defined amount of permits with defined leaseTime and returns ids. Waits if necessary until enough permits became available.

Specified by:

acquire in interface RPermitExpirableSemaphore

Parameters:

permits - the number of permits to acquire

leaseTime - permit lease time

timeUnit - time unit

Returns:

permits ids

Throws:

InterruptedException - if the current thread is interrupted

acquireAsync

public RFuture<String> acquireAsync()

Description copied from interface: RPermitExpirableSemaphoreAsync

Acquires a permit and returns its id. Waits if necessary until a permit became available.

Specified by:

acquireAsync in interface RPermitExpirableSemaphoreAsync

Returns:

permit id

acquireAsync

public RFuture<List<String>> acquireAsync(int permits)

Description copied from interface: RPermitExpirableSemaphoreAsync

Acquires defined amount of permits and returns their ids. Waits if necessary until all permits became available.

Specified by:

acquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - the number of permits to acquire

Returns:

permits ids

acquireAsync

public RFuture<String> acquireAsync(long leaseTime,
 TimeUnit timeUnit)

Description copied from interface: RPermitExpirableSemaphoreAsync

Acquires a permit with defined leaseTime and return its id. Waits if necessary until a permit became available.

Specified by:

acquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

leaseTime - permit lease time

timeUnit - time unit

Returns:

permit id

acquireAsync

public RFuture<List<String>> acquireAsync(int permits,
 long leaseTime,
 TimeUnit timeUnit)

Description copied from interface: RPermitExpirableSemaphoreAsync

Acquires defined amount of permits and return their ids. Waits if necessary until all permits became available.

Specified by:

acquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - the number of permits to acquire

leaseTime - permit lease time

timeUnit - time unit

Returns:

permits ids

tryAcquire

public String tryAcquire()

Description copied from interface: RPermitExpirableSemaphore

Tries to acquire currently available permit and return its id.

Specified by:

tryAcquire in interface RPermitExpirableSemaphore

Returns:

permit id if a permit was acquired and null otherwise

tryAcquire

public List<String> tryAcquire(int permits)

Description copied from interface: RPermitExpirableSemaphore

Tries to acquire defined amount of currently available permits and returns ids.

Specified by:

tryAcquire in interface RPermitExpirableSemaphore

Parameters:

permits - the number of permits to acquire

Returns:

permits ids if permits were acquired and empty collection otherwise

tryAcquireAsync

public RFuture<String> tryAcquireAsync()

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to acquire currently available permit and return its id.

Specified by:

tryAcquireAsync in interface RPermitExpirableSemaphoreAsync

Returns:

permit id if a permit was acquired and null otherwise

tryAcquireAsync

public RFuture<List<String>> tryAcquireAsync(int permits)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to acquire defined amount of currently available permits and returns their ids.

Specified by:

tryAcquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - the number of permits to acquire

Returns:

permits ids if permits were acquired and empty list otherwise

tryAcquireAsync

public RFuture<String> tryAcquireAsync(long waitTime,
 TimeUnit unit)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to acquire currently available permit and return its id. Waits up to defined waitTime if necessary until a permit became available.

Specified by:

tryAcquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

waitTime - the maximum time to wait

unit - the time unit

Returns:

permit id if a permit was acquired and null if the waiting time elapsed before a permit was acquired

tryAcquire

public String tryAcquire(long waitTime,
 long leaseTime,
 TimeUnit unit)
                  throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Tries to acquire currently available permit with defined leaseTime and return its id. Waits up to defined waitTime if necessary until a permit became available.

Specified by:

tryAcquire in interface RPermitExpirableSemaphore

Parameters:

waitTime - the maximum time to wait

leaseTime - permit lease time, use -1 to make it permanent

unit - the time unit

Returns:

permit id if a permit was acquired and null if the waiting time elapsed before a permit was acquired

Throws:

InterruptedException - if the current thread is interrupted

tryAcquireAsync

public RFuture<String> tryAcquireAsync(long waitTime,
 long leaseTime,
 TimeUnit unit)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to acquire currently available permit with defined leaseTime and return its id. Waits up to defined waitTime if necessary until a permit became available.

Specified by:

tryAcquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

waitTime - the maximum time to wait

leaseTime - permit lease time, use -1 to make it permanent

unit - the time unit

Returns:

permit id if a permit was acquired and null if the waiting time elapsed before a permit was acquired

tryAcquire

public List<String> tryAcquire(int permits,
 long waitTime,
 long leaseTime,
 TimeUnit unit)
                        throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Tries to acquire defined amount of currently available permits with defined leaseTime and return ids. Waits up to defined waitTime if necessary until enough permits became available.

Specified by:

tryAcquire in interface RPermitExpirableSemaphore

Parameters:

permits - the number of permits to acquire

waitTime - the maximum time to wait

leaseTime - permit lease time, use -1 to make it permanent

unit - the time unit

Returns:

permits ids if permits were acquired and empty collection if the waiting time elapsed before permits were acquired

Throws:

InterruptedException - if the current thread is interrupted

tryAcquireAsync

public RFuture<List<String>> tryAcquireAsync(int permits,
 long waitTime,
 long leaseTime,
 TimeUnit timeUnit)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to acquire defined amount of currently available permits with defined leaseTime and returns their ids. Waits up to defined waitTime if necessary until permits became available.

Specified by:

tryAcquireAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - the number of permits to acquire

waitTime - the maximum time to wait

leaseTime - permit lease time, use -1 to make it permanent

timeUnit - the time unit

Returns:

permits ids if permits were acquired and empty list if the waiting time elapsed before permit were acquired

tryAcquire

public String tryAcquire(long waitTime,
 TimeUnit unit)
                  throws InterruptedException

Description copied from interface: RPermitExpirableSemaphore

Tries to acquire currently available permit and return its id. Waits up to defined waitTime if necessary until a permit became available.

Specified by:

tryAcquire in interface RPermitExpirableSemaphore

Parameters:

waitTime - the maximum time to wait

unit - the time unit

Returns:

permit id if a permit was acquired and null if the waiting time elapsed before a permit was acquired

Throws:

InterruptedException - if the current thread is interrupted

release

public void release(String permitId)

Description copied from interface: RPermitExpirableSemaphore

Releases a permit by its id. Increases the number of available permits. Throws an exception if permit id doesn't exist or has already been released.

Specified by:

release in interface RPermitExpirableSemaphore

Parameters:

permitId - - permit id

release

public void release(List<String> permitsIds)

Description copied from interface: RPermitExpirableSemaphore

Releases permits by their ids. Increases the number of available permits. Throws an exception if permit id doesn't exist or has already been released.

Specified by:

release in interface RPermitExpirableSemaphore

Parameters:

permitsIds - - permits ids

tryRelease

public boolean tryRelease(String permitId)

Description copied from interface: RPermitExpirableSemaphore

Tries to release permit by its id.

Specified by:

tryRelease in interface RPermitExpirableSemaphore

Parameters:

permitId - permit id

Returns:

true if a permit has been released and false otherwise

tryRelease

public int tryRelease(List<String> permitsIds)

Description copied from interface: RPermitExpirableSemaphore

Tries to release permits by their ids.

Specified by:

tryRelease in interface RPermitExpirableSemaphore

Parameters:

permitsIds - - permits ids

Returns:

amount of released permits

tryReleaseAsync

public RFuture<Boolean> tryReleaseAsync(String permitId)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to release permit by its id.

Specified by:

tryReleaseAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permitId - permit id

Returns:

true if a permit has been released and false otherwise

tryReleaseAsync

public RFuture<Integer> tryReleaseAsync(List<String> permitsIds)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to release defined permits by their ids.

Specified by:

tryReleaseAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permitsIds - - permits ids

Returns:

amount of released permits

sizeInMemoryAsync

public RFuture<Long> sizeInMemoryAsync()

Description copied from interface: RObjectAsync

Returns bytes amount used by object in Redis memory.

Specified by:

sizeInMemoryAsync in interface RObjectAsync

Overrides:

sizeInMemoryAsync in class RedissonObject

Returns:

size in bytes

deleteAsync

public RFuture<Boolean> deleteAsync()

Description copied from interface: RObjectAsync

Delete object in async mode

Specified by:

deleteAsync in interface RObjectAsync

Overrides:

deleteAsync in class RedissonObject

Returns:

true if object was deleted false if not

expireAsync

public RFuture<Boolean> expireAsync(long timeToLive,
 TimeUnit timeUnit,
 String param,
 String... keys)

expireAtAsync

protected RFuture<Boolean> expireAtAsync(long timestamp,
 String param,
 String... keys)

clearExpireAsync

public RFuture<Boolean> clearExpireAsync()

Description copied from interface: RExpirableAsync

Clear an expire timeout or expire date for object in async mode. Object will not be deleted.

Specified by:

clearExpireAsync in interface RExpirableAsync

Returns:

true if the timeout was cleared and false if not

releaseAsync

public RFuture<Void> releaseAsync(String permitId)

Description copied from interface: RPermitExpirableSemaphoreAsync

Releases a permit by its id. Increases the number of available permits. Throws an exception if permit id doesn't exist or has already been released.

Specified by:

releaseAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permitId - - permit id

Returns:

void

releaseAsync

public RFuture<Void> releaseAsync(List<String> permitsIds)

Description copied from interface: RPermitExpirableSemaphoreAsync

Releases permits by their ids. Increases the number of available permits. Throws an exception if permits ids don't exist or have already been released.

Specified by:

releaseAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permitsIds - - permit id

availablePermits

public int availablePermits()

Description copied from interface: RPermitExpirableSemaphore

Returns number of available permits.

Specified by:

availablePermits in interface RPermitExpirableSemaphore

Returns:

number of available permits

getPermits

public int getPermits()

Description copied from interface: RPermitExpirableSemaphore

Returns the number of permits.

Specified by:

getPermits in interface RPermitExpirableSemaphore

Returns:

number of permits

acquiredPermits

public int acquiredPermits()

Description copied from interface: RPermitExpirableSemaphore

Returns the number of acquired permits.

Specified by:

acquiredPermits in interface RPermitExpirableSemaphore

Returns:

number of acquired permits

availablePermitsAsync

public RFuture<Integer> availablePermitsAsync()

Description copied from interface: RPermitExpirableSemaphoreAsync

Returns number of available permits.

Specified by:

availablePermitsAsync in interface RPermitExpirableSemaphoreAsync

Returns:

number of permits

getPermitsAsync

public RFuture<Integer> getPermitsAsync()

Description copied from interface: RPermitExpirableSemaphoreAsync

Returns the number of permits.

Specified by:

getPermitsAsync in interface RPermitExpirableSemaphoreAsync

Returns:

number of permits

acquiredPermitsAsync

public RFuture<Integer> acquiredPermitsAsync()

Description copied from interface: RPermitExpirableSemaphoreAsync

Returns the number of acquired permits.

Specified by:

acquiredPermitsAsync in interface RPermitExpirableSemaphoreAsync

Returns:

number of acquired permits

trySetPermits

public boolean trySetPermits(int permits)

Description copied from interface: RPermitExpirableSemaphore

Tries to set the initial number of available permits.

Specified by:

trySetPermits in interface RPermitExpirableSemaphore

Parameters:

permits - - number of permits

Returns:

true if permits has been set successfully, otherwise false.

setPermits

public void setPermits(int permits)

Description copied from interface: RPermitExpirableSemaphore

Sets the number of permits to the provided value. Calculates the delta between the given permits value and the current number of permits, then increases the number of available permits by delta.

Specified by:

setPermits in interface RPermitExpirableSemaphore

Parameters:

permits - - number of permits

setPermitsAsync

public RFuture<Void> setPermitsAsync(int permits)

Description copied from interface: RPermitExpirableSemaphoreAsync

Sets the number of permits to the provided value. Calculates the delta between the given permits value and the current number of permits, then increases the number of available permits by delta.

Specified by:

setPermitsAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - - number of permits

trySetPermitsAsync

public RFuture<Boolean> trySetPermitsAsync(int permits)

Description copied from interface: RPermitExpirableSemaphoreAsync

Tries to set number of available permits.

Specified by:

trySetPermitsAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - - number of permits

Returns:

true if permits has been set successfully, otherwise false.

addPermits

public void addPermits(int permits)

Description copied from interface: RPermitExpirableSemaphore

Increases or decreases the number of available permits by defined value.

Specified by:

addPermits in interface RPermitExpirableSemaphore

Parameters:

permits - amount of permits to add/remove

addPermitsAsync

public RFuture<Void> addPermitsAsync(int permits)

Description copied from interface: RPermitExpirableSemaphoreAsync

Increases or decreases the number of available permits by defined value.

Specified by:

addPermitsAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permits - amount of permits to add/remove

Returns:

void

updateLeaseTimeAsync

public RFuture<Boolean> updateLeaseTimeAsync(String permitId,
 long leaseTime,
 TimeUnit unit)

Description copied from interface: RPermitExpirableSemaphoreAsync

Overrides and updates lease time for defined permit id.

Specified by:

updateLeaseTimeAsync in interface RPermitExpirableSemaphoreAsync

Parameters:

permitId - permit id

leaseTime - permit lease time, use -1 to make it permanent

unit - the time unit

Returns:

true if permits has been updated successfully, otherwise false.

updateLeaseTime

public boolean updateLeaseTime(String permitId,
 long leaseTime,
 TimeUnit unit)

Description copied from interface: RPermitExpirableSemaphore

Overrides and updates lease time for defined permit id.

Specified by:

updateLeaseTime in interface RPermitExpirableSemaphore

Parameters:

permitId - permit id

leaseTime - permit lease time, use -1 to make it permanent

unit - the time unit

Returns:

true if permits has been updated successfully, otherwise false.

expire

public boolean expire(long timeToLive,
 TimeUnit timeUnit)

Description copied from interface: RExpirable

Use RExpirable.expire(Duration) instead

Specified by:

expire in interface RExpirable

Parameters:

timeToLive - - timeout before object will be deleted

timeUnit - - timeout time unit

Returns:

true if the timeout was set and false if not

expireAsync

public RFuture<Boolean> expireAsync(long timeToLive,
 TimeUnit timeUnit)

Description copied from interface: RExpirableAsync

Use RExpirableAsync.expireAsync(Duration) instead

Specified by:

expireAsync in interface RExpirableAsync

Parameters:

timeToLive - - timeout before object will be deleted

timeUnit - - timeout time unit

Returns:

true if the timeout was set and false if not

expireAt

public boolean expireAt(long timestamp)

Description copied from interface: RExpirable

Use RExpirable.expire(Instant) instead

Specified by:

expireAt in interface RExpirable

Parameters:

timestamp - - expire date in milliseconds (Unix timestamp)

Returns:

true if the timeout was set and false if not

expireAtAsync

public RFuture<Boolean> expireAtAsync(long timestamp)

Description copied from interface: RExpirableAsync

Use RExpirableAsync.expireAsync(Instant) instead

Specified by:

expireAtAsync in interface RExpirableAsync

Parameters:

timestamp - - expire date in milliseconds (Unix timestamp)

Returns:

true if the timeout was set and false if not

expire

public boolean expire(Instant instant)

Description copied from interface: RExpirable

Sets an expiration date for this object. When expire date comes the key will automatically be deleted.

Specified by:

expire in interface RExpirable

Parameters:

instant - expire date

Returns:

true if the timeout was set and false if not

expireIfSet

public boolean expireIfSet(Instant time)

Description copied from interface: RExpirable

Sets an expiration date for this object only if it has been already set. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfSet in interface RExpirable

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfSetAsync

public RFuture<Boolean> expireIfSetAsync(Instant time)

Description copied from interface: RExpirableAsync

Sets an expiration date for this object only if it has been already set. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfSetAsync in interface RExpirableAsync

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfNotSet

public boolean expireIfNotSet(Instant time)

Description copied from interface: RExpirable

Sets an expiration date for this object only if it hasn't been set before. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfNotSet in interface RExpirable

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfNotSetAsync

public RFuture<Boolean> expireIfNotSetAsync(Instant time)

Description copied from interface: RExpirableAsync

Sets an expiration date for this object only if it hasn't been set before. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfNotSetAsync in interface RExpirableAsync

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfGreater

public boolean expireIfGreater(Instant time)

Description copied from interface: RExpirable

Sets an expiration date for this object only if it's greater than expiration date set before. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfGreater in interface RExpirable

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfGreaterAsync

public RFuture<Boolean> expireIfGreaterAsync(Instant time)

Description copied from interface: RExpirableAsync

Sets an expiration date for this object only if it's greater than expiration date set before. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfGreaterAsync in interface RExpirableAsync

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfLess

public boolean expireIfLess(Instant time)

Description copied from interface: RExpirable

Sets an expiration date for this object only if it's less than expiration date set before. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfLess in interface RExpirable

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireIfLessAsync

public RFuture<Boolean> expireIfLessAsync(Instant time)

Description copied from interface: RExpirableAsync

Sets an expiration date for this object only if it's less than expiration date set before. When expire date comes the object will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfLessAsync in interface RExpirableAsync

Parameters:

time - expire date

Returns:

true if the timeout was set and false if not

expireAsync

public RFuture<Boolean> expireAsync(Instant instant)

Description copied from interface: RExpirableAsync

Set an expire date for object. When expire date comes the key will automatically be deleted.

Specified by:

expireAsync in interface RExpirableAsync

Parameters:

instant - - expire date

Returns:

true if the timeout was set and false if not

expire

public boolean expire(Duration duration)

Description copied from interface: RExpirable

Sets a timeout for this object. After the timeout has expired, the key will automatically be deleted.

Specified by:

expire in interface RExpirable

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireAsync

public RFuture<Boolean> expireAsync(Duration duration)

Description copied from interface: RExpirableAsync

Set a timeout for object. After the timeout has expired, the key will automatically be deleted.

Specified by:

expireAsync in interface RExpirableAsync

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireAt

public boolean expireAt(Date timestamp)

Description copied from interface: RExpirable

Use RExpirable.expire(Instant) instead

Specified by:

expireAt in interface RExpirable

Parameters:

timestamp - - expire date

Returns:

true if the timeout was set and false if not

expireAtAsync

public RFuture<Boolean> expireAtAsync(Date timestamp)

Description copied from interface: RExpirableAsync

Use RExpirableAsync.expireAsync(Instant) instead

Specified by:

expireAtAsync in interface RExpirableAsync

Parameters:

timestamp - - expire date

Returns:

true if the timeout was set and false if not

expireIfSet

public boolean expireIfSet(Duration duration)

Description copied from interface: RExpirable

Sets a timeout for this object only if it has been already set. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfSet in interface RExpirable

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfSetAsync

public RFuture<Boolean> expireIfSetAsync(Duration duration)

Description copied from interface: RExpirableAsync

Sets a timeout for this object only if it has been already set. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfSetAsync in interface RExpirableAsync

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfNotSet

public boolean expireIfNotSet(Duration duration)

Description copied from interface: RExpirable

Sets a timeout for this object only if it hasn't been set before. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfNotSet in interface RExpirable

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfNotSetAsync

public RFuture<Boolean> expireIfNotSetAsync(Duration duration)

Description copied from interface: RExpirableAsync

Sets a timeout for this object only if it hasn't been set before. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfNotSetAsync in interface RExpirableAsync

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfGreater

public boolean expireIfGreater(Duration duration)

Description copied from interface: RExpirable

Sets a timeout for this object only if it's greater than timeout set before. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfGreater in interface RExpirable

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfGreaterAsync

public RFuture<Boolean> expireIfGreaterAsync(Duration duration)

Description copied from interface: RExpirableAsync

Sets a timeout for this object only if it's greater than timeout set before. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfGreaterAsync in interface RExpirableAsync

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfLess

public boolean expireIfLess(Duration duration)

Description copied from interface: RExpirable

Sets a timeout for this object only if it's less than timeout set before. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfLess in interface RExpirable

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

expireIfLessAsync

public RFuture<Boolean> expireIfLessAsync(Duration duration)

Description copied from interface: RExpirableAsync

Sets a timeout for this object only if it's less than timeout set before. After the timeout has expired, the key will automatically be deleted.

Requires Redis 7.0.0 and higher.

Specified by:

expireIfLessAsync in interface RExpirableAsync

Parameters:

duration - timeout before object will be deleted

Returns:

true if the timeout was set and false if not

clearExpire

public boolean clearExpire()

Description copied from interface: RExpirable

Clear an expire timeout or expire date for object.

Specified by:

clearExpire in interface RExpirable

Returns:

true if timeout was removed false if object does not exist or does not have an associated timeout

remainTimeToLive

public long remainTimeToLive()

Description copied from interface: RExpirable

Remaining time to live of Redisson object that has a timeout

Specified by:

remainTimeToLive in interface RExpirable

Returns:

time in milliseconds -2 if the key does not exist. -1 if the key exists but has no associated expire.

remainTimeToLiveAsync

public RFuture<Long> remainTimeToLiveAsync()

Description copied from interface: RExpirableAsync

Remaining time to live of Redisson object that has a timeout

Specified by:

remainTimeToLiveAsync in interface RExpirableAsync

Returns:

time in milliseconds -2 if the key does not exist. -1 if the key exists but has no associated expire.

getExpireTime

public long getExpireTime()

Description copied from interface: RExpirable

Expiration time of Redisson object that has a timeout

Requires Redis 7.0.0 and higher.

Specified by:

getExpireTime in interface RExpirable

Returns:

expiration time

getExpireTimeAsync

public RFuture<Long> getExpireTimeAsync()

Description copied from interface: RExpirableAsync

Expiration time of Redisson object that has a timeout

Requires Redis 7.0.0 and higher.

Specified by:

getExpireTimeAsync in interface RExpirableAsync

Returns:

expiration time

clearExpireAsync

protected RFuture<Boolean> clearExpireAsync(String... keys)