org.redisson

Class RedissonPriorityQueue<V>

java.lang.Object

org.redisson.RedissonObject

org.redisson.RedissonList<V>

org.redisson.RedissonPriorityQueue<V>

Type Parameters:

V - value type

All Implemented Interfaces:

Iterable<V>, Collection<V>, List<V>, Queue<V>, RandomAccess, RCollectionAsync<V>, RExpirable, RExpirableAsync, RList<V>, RListAsync<V>, RObject, RObjectAsync, RPriorityQueue<V>, RSortable<List<V>>, RSortableAsync<List<V>>

Direct Known Subclasses:

RedissonPriorityBlockingQueue, RedissonPriorityDeque

public class RedissonPriorityQueue<V>
extends RedissonList<V>
implements RPriorityQueue<V>

Author:

Nikita Koksharov

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RedissonPriorityQueue.BinarySearchResult<V>

Field Summary

Fields inherited from class org.redisson.RedissonObject

codec, name

Constructor Summary

Constructors

Constructor and Description
RedissonPriorityQueue(Codec codec, CommandExecutor commandExecutor, String name, RedissonClient redisson)
RedissonPriorityQueue(CommandExecutor commandExecutor, String name, RedissonClient redisson)

Method Summary

Modifier and Type	Method and Description
boolean	add(V value)
boolean	addAll(Collection<? extends V> c)
RedissonPriorityQueue.BinarySearchResult<V>	binarySearch(V value, Codec codec)
void	clear()
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.
Comparator<? super V>	comparator() Returns comparator used by this queue
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
V	element()
boolean	expire(long timeToLive, TimeUnit timeUnit) Set a timeout for object.
RFuture<Boolean>	expireAsync(long timeToLive, TimeUnit timeUnit) Set a timeout for object in async mode.
boolean	expireAt(Date timestamp) Set an expire date for object.
boolean	expireAt(long timestamp) Set an expire date for object.
RFuture<Boolean>	expireAtAsync(Date timestamp) Set an expire date for object in async mode.
RFuture<Boolean>	expireAtAsync(long timestamp) Set an expire date for object in async mode.
V	getFirst()
boolean	offer(V e)
V	peek()
RFuture<V>	peekAsync()
V	poll()
RFuture<V>	pollAsync()
protected <T> RFuture<V>	pollAsync(RedisCommand<T> command, Object... params)
V	pollLastAndOfferFirstTo(String queueName) Retrieves and removes last available tail element of this queue queue and adds it at the head of queueName.
RFuture<V>	pollLastAndOfferFirstToAsync(String queueName)
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
V	remove()
boolean	remove(Object value)
boolean	removeAll(Collection<?> c)
V	removeFirst()
boolean	retainAll(Collection<?> c)
String	toString()
boolean	trySetComparator(Comparator<? super V> comparator) Sets new comparator only if current set is empty

Methods inherited from class org.redisson.RedissonList

add, addAfter, addAfterAsync, addAll, addAllAsync, addAllAsync, addAsync, addAsync, addAsync, addBefore, addBeforeAsync, containsAllAsync, containsAsync, equals, fastRemove, fastRemoveAsync, fastSet, fastSetAsync, get, get, getAsync, getAsync, hashCode, indexOf, indexOfAsync, indexOfAsync, isEmpty, iterator, lastIndexOf, lastIndexOfAsync, lastIndexOfAsync, listIterator, listIterator, mapReduce, range, range, rangeAsync, rangeAsync, readAll, readAllAsync, readSort, readSort, readSort, readSort, readSort, readSort, readSortAlpha, readSortAlpha, readSortAlpha, readSortAlpha, readSortAlpha, readSortAlpha, readSortAlphaAsync, readSortAlphaAsync, readSortAlphaAsync, readSortAlphaAsync, readSortAlphaAsync, readSortAlphaAsync, readSortAsync, readSortAsync, readSortAsync, readSortAsync, readSortAsync, readSortAsync, remove, remove, removeAllAsync, removeAsync, removeAsync, removeAsync, retainAllAsync, set, setAsync, size, sizeAsync, sortTo, sortTo, sortTo, sortTo, sortTo, sortTo, sortToAsync, sortToAsync, sortToAsync, sortToAsync, sortToAsync, sortToAsync, subList, toArray, toArray, trim, trimAsync

Methods inherited from class org.redisson.RedissonObject

addListener, addListenerAsync, copy, copyAsync, delete, deleteAsync, dump, dumpAsync, encode, encode, encode, encodeMapKey, encodeMapKeys, encodeMapValue, encodeMapValues, get, getCodec, getLockByMapKey, getLockByValue, getName, getName, isExists, isExistsAsync, migrate, migrateAsync, move, moveAsync, prefixName, removeListener, removeListenerAsync, rename, renameAsync, renamenx, renamenxAsync, restore, restore, restoreAndReplace, restoreAndReplace, restoreAndReplaceAsync, restoreAndReplaceAsync, restoreAsync, restoreAsync, sizeInMemory, sizeInMemoryAsync, sizeInMemoryAsync, suffixName, toSeconds, toStream, touch, touchAsync, unlink, unlinkAsync

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.redisson.api.RPriorityQueue

readAll

Methods inherited from interface java.util.Collection

equals, hashCode, isEmpty, iterator, parallelStream, removeIf, size, spliterator, stream, toArray, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface org.redisson.api.RObject

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

Methods inherited from interface org.redisson.api.RObjectAsync

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

Methods inherited from interface java.util.List

replaceAll, sort, spliterator

Methods inherited from interface org.redisson.api.RExpirable

clearExpire, expire, expireAt, expireAt, remainTimeToLive

Methods inherited from interface org.redisson.api.RExpirableAsync

clearExpireAsync, expireAsync, expireAtAsync, expireAtAsync, remainTimeToLiveAsync

Constructor Detail

RedissonPriorityQueue

public RedissonPriorityQueue(CommandExecutor commandExecutor,
                             String name,
                             RedissonClient redisson)

RedissonPriorityQueue

public RedissonPriorityQueue(Codec codec,
                             CommandExecutor commandExecutor,
                             String name,
                             RedissonClient redisson)

Method Detail

offer

public boolean offer(V e)

Specified by:

offer in interface Queue<V>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<V>

Specified by:

contains in interface List<V>

Overrides:

contains in class RedissonList<V>

add

public boolean add(V value)

Specified by:

add in interface Collection<V>

Specified by:

add in interface List<V>

Specified by:

add in interface Queue<V>

Overrides:

add in class RedissonList<V>

remove

public boolean remove(Object value)

Specified by:

remove in interface Collection<V>

Specified by:

remove in interface List<V>

Overrides:

remove in class RedissonList<V>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<V>

Specified by:

containsAll in interface List<V>

Overrides:

containsAll in class RedissonList<V>

addAll

public boolean addAll(Collection<? extends V> c)

Specified by:

addAll in interface Collection<V>

Specified by:

addAll in interface List<V>

Overrides:

addAll in class RedissonList<V>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<V>

Specified by:

retainAll in interface List<V>

Overrides:

retainAll in class RedissonList<V>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<V>

Specified by:

removeAll in interface List<V>

Overrides:

removeAll in class RedissonList<V>

clear

public void clear()

Specified by:

clear in interface Collection<V>

Specified by:

clear in interface List<V>

Overrides:

clear in class RedissonList<V>

comparator

public Comparator<? super V> comparator()

Description copied from interface: RPriorityQueue

Returns comparator used by this queue

Specified by:

comparator in interface RPriorityQueue<V>

Returns:

comparator object

pollAsync

public RFuture<V> pollAsync()

pollAsync

protected <T> RFuture<V> pollAsync(RedisCommand<T> command,
                                   Object... params)

getFirst

public V getFirst()

poll

public V poll()

Specified by:

poll in interface Queue<V>

element

public V element()

Specified by:

element in interface Queue<V>

peekAsync

public RFuture<V> peekAsync()

peek

public V peek()

Specified by:

peek in interface Queue<V>

trySetComparator

public boolean trySetComparator(Comparator<? super V> comparator)

Description copied from interface: RPriorityQueue

Sets new comparator only if current set is empty

Specified by:

trySetComparator in interface RPriorityQueue<V>

Parameters:

comparator - for values

Returns:

true if new comparator setted false otherwise

remove

public V remove()

Specified by:

remove in interface Queue<V>

removeFirst

public V removeFirst()

binarySearch

public RedissonPriorityQueue.BinarySearchResult<V> binarySearch(V value,
                                                                Codec codec)

toString

public String toString()

Overrides:

toString in class RedissonList<V>

pollLastAndOfferFirstTo

public V pollLastAndOfferFirstTo(String queueName)

Description copied from interface: RPriorityQueue

Retrieves and removes last available tail element of this queue queue and adds it at the head of queueName.

Specified by:

pollLastAndOfferFirstTo in interface RPriorityQueue<V>

Parameters:

queueName - - names of destination queue

Returns:

the tail of this queue, or null if the specified waiting time elapses before an element is available

pollLastAndOfferFirstToAsync

public RFuture<V> pollLastAndOfferFirstToAsync(String queueName)

expire

public boolean expire(long timeToLive,
                      TimeUnit timeUnit)

Description copied from interface: RExpirable

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

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

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

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

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

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

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

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

expireAt

public boolean expireAt(Date timestamp)

Description copied from interface: RExpirable

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

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

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

Specified by:

expireAtAsync in interface RExpirableAsync

Parameters:

timestamp - - expire date

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

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

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.