Package org.springframework.data.redis.support.collections

Class DefaultRedisZSet<E>

java.lang.Object

java.util.AbstractCollection<E>

org.springframework.data.redis.support.collections.AbstractRedisCollection<E>

org.springframework.data.redis.support.collections.DefaultRedisZSet<E>

All Implemented Interfaces:

Iterable<E>, Collection<E>, Set<E>, BoundKeyOperations<String>, RedisCollection<E>, RedisStore, RedisZSet<E>

public class DefaultRedisZSet<E>
extends AbstractRedisCollection<E>
implements RedisZSet<E>

Default implementation for RedisZSet. Note that the collection support works only with normal, non-pipeline/multi-exec connections as it requires a reply to be sent right away.

Author:

Costin Leau, Christoph Strobl, Mark Paluch, Andrey Shlykov

Field Summary

Fields inherited from class org.springframework.data.redis.support.collections.AbstractRedisCollection

ENCODING

Constructor Summary

Constructors

Constructor	Description
DefaultRedisZSet(String key, RedisOperations<String,E> operations)	Constructs a new DefaultRedisZSet instance with a default score of 1.
DefaultRedisZSet(String key, RedisOperations<String,E> operations, double defaultScore)	Constructs a new DefaultRedisZSet instance.
DefaultRedisZSet(BoundZSetOperations<String,E> boundOps)	Constructs a new DefaultRedisZSet instance with a default score of '1'.
DefaultRedisZSet(BoundZSetOperations<String,E> boundOps, double defaultScore)	Constructs a new DefaultRedisZSet instance.

Method Summary

Modifier and Type	Method	Description
boolean	add(E e)	Adds an element to the set with a default score.
boolean	add(E e, double score)	Adds an element to the set with the given score, or updates the score if the element exists.
boolean	addIfAbsent(E e, double score)	Adds an element to the set with the given score if the element does not already exists.
void	clear()
boolean	contains(Object o)
Set<E>	diff(Collection<? extends RedisZSet<?>> sets)	Diff this set and other RedisZSets.
Set<E>	diff(RedisZSet<?> set)	Diff this set and another RedisZSet.
RedisZSet<E>	diffAndStore(Collection<? extends RedisZSet<?>> sets, String destKey)	Create a new RedisZSet by diffing this sorted set and the collection RedisZSet and store result in destination destKey.
RedisZSet<E>	diffAndStore(RedisZSet<?> set, String destKey)	Create a new RedisZSet by diffing this sorted set and RedisZSet and store result in destination destKey.
Set<ZSetOperations.TypedTuple<E>>	diffWithScores(Collection<? extends RedisZSet<?>> sets)	Diff this set and other RedisZSets.
Set<ZSetOperations.TypedTuple<E>>	diffWithScores(RedisZSet<?> set)	Diff this set and another RedisZSet.
E	first()	Returns the first (lowest) element currently in this sorted set.
Double	getDefaultScore()	Returns the default score used by this set.
DataType	getType()	Returns the associated Redis type.
Set<E>	intersect(Collection<? extends RedisZSet<?>> sets)	Intersect this set and other RedisZSets.
Set<E>	intersect(RedisZSet<?> set)	Intersect this set and another RedisZSet.
RedisZSet<E>	intersectAndStore(Collection<? extends RedisZSet<?>> sets, String destKey)	Create a new RedisZSet by intersecting this sorted set and the collection RedisZSet and store result in destination destKey.
RedisZSet<E>	intersectAndStore(RedisZSet<?> set, String destKey)	Create a new RedisZSet by intersecting this sorted set and RedisZSet and store result in destination destKey.
Set<ZSetOperations.TypedTuple<E>>	intersectWithScores(Collection<? extends RedisZSet<?>> sets)	Intersect this set and other RedisZSets.
Set<ZSetOperations.TypedTuple<E>>	intersectWithScores(RedisZSet<?> set)	Intersect this set and another RedisZSet.
Iterator<E>	iterator()
E	last()	Returns the last (highest) element currently in this sorted set.
Long	lexCount(org.springframework.data.domain.Range<String> range)	Count number of elements within sorted set with value between Range#min and Range#max applying lexicographical ordering.
E	popFirst()	Removes the first (lowest) object at the top of this sorted set and returns that object as the value of this function.
E	popFirst(long timeout, TimeUnit unit)	Removes the first (lowest) object at the top of this sorted set and returns that object as the value of this function.
E	popLast()	Removes the last (highest) object at the top of this sorted set and returns that object as the value of this function.
E	popLast(long timeout, TimeUnit unit)	Removes the last (highest) object at the top of this sorted set and returns that object as the value of this function.
E	randomValue()	Get random element from the set.
Set<E>	range(long start, long end)	Get elements between start and end from sorted set.
RedisZSet<E>	rangeAndStoreByLex(String dstKey, org.springframework.data.domain.Range<String> range, Limit limit)	Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with lexicographical ordering from ZSET at the bound key with a value between Range.getLowerBound() and Range.getUpperBound().
RedisZSet<E>	rangeAndStoreByScore(String dstKey, org.springframework.data.domain.Range<? extends Number> range, Limit limit)	Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with ordering by score from ZSET at the bound key with a score between Range.getLowerBound() and Range.getUpperBound().
Set<E>	rangeByLex(org.springframework.data.domain.Range<String> range, Limit limit)	Get all elements n elements, where n = Limit.getCount(), starting at Limit.getOffset() with lexicographical ordering having a value between Range.getLowerBound() and Range.getUpperBound().
Set<E>	rangeByScore(double min, double max)	Get elements where score is between min and max from sorted set.
Set<ZSetOperations.TypedTuple<E>>	rangeByScoreWithScores(double min, double max)	Get set of Tuples where score is between min and max from sorted set.
Set<ZSetOperations.TypedTuple<E>>	rangeWithScores(long start, long end)	Get set of Tuples between start and end from sorted set.
Long	rank(Object o)	Returns the rank (position) of the given element in the set, in ascending order.
RedisZSet<E>	remove(long start, long end)	Remove elements in range between start and end from sorted set.
boolean	remove(Object o)
RedisZSet<E>	removeByLex(org.springframework.data.domain.Range<String> range)	Remove all elements in range.
RedisZSet<E>	removeByScore(double min, double max)	Remove elements with scores between min and max from sorted set with the bound key.
Set<E>	reverseRange(long start, long end)	Get elements in range from start to end from sorted set ordered from high to low.
RedisZSet<E>	reverseRangeAndStoreByLex(String dstKey, org.springframework.data.domain.Range<String> range, Limit limit)	Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with reverse lexicographical ordering from ZSET at the bound key with a value between Range.getLowerBound() and Range.getUpperBound().
RedisZSet<E>	reverseRangeAndStoreByScore(String dstKey, org.springframework.data.domain.Range<? extends Number> range, Limit limit)	Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with reverse ordering by score from ZSET at the bound key with a score between Range.getLowerBound() and Range.getUpperBound().
Set<E>	reverseRangeByLex(org.springframework.data.domain.Range<String> range, Limit limit)	Get all elements n elements, where n = Limit.getCount(), starting at Limit.getOffset() with reverse lexicographical ordering having a value between Range.getLowerBound() and Range.getUpperBound().
Set<E>	reverseRangeByScore(double min, double max)	Get elements where score is between min and max from sorted set ordered from high to low.
Set<ZSetOperations.TypedTuple<E>>	reverseRangeByScoreWithScores(double min, double max)	Get set of Tuples where score is between min and max from sorted set ordered from high to low.
Set<ZSetOperations.TypedTuple<E>>	reverseRangeWithScores(long start, long end)	Get set of Tuples in range from start to end from sorted set ordered from high to low.
Long	reverseRank(Object o)	Returns the rank (position) of the given element in the set, in descending order.
Cursor<E>	scan()
Cursor<ZSetOperations.TypedTuple<E>>	scan(ScanOptions options)
Double	score(Object o)	Returns the score of the given element.
int	size()
Set<E>	union(Collection<? extends RedisZSet<?>> sets)	Union this set and other RedisZSets.
Set<E>	union(RedisZSet<?> set)	Union this set and another RedisZSet.
RedisZSet<E>	unionAndStore(Collection<? extends RedisZSet<?>> sets, String destKey)	Create a new RedisZSet by union this sorted set and the collection RedisZSet and store result in destination destKey.
RedisZSet<E>	unionAndStore(RedisZSet<?> set, String destKey)	Create a new RedisZSet by union this sorted set and RedisZSet and store result in destination destKey.
Set<ZSetOperations.TypedTuple<E>>	unionWithScores(Collection<? extends RedisZSet<?>> sets)	Union this set and other RedisZSets.
Set<ZSetOperations.TypedTuple<E>>	unionWithScores(RedisZSet<?> set)	Union this set and another RedisZSet.

Methods inherited from class org.springframework.data.redis.support.collections.AbstractRedisCollection

addAll, checkResult, containsAll, equals, expire, expireAt, getExpire, getKey, getOperations, hashCode, persist, removeAll, rename, toString

Methods inherited from class java.util.AbstractCollection

isEmpty, retainAll, toArray, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.data.redis.core.BoundKeyOperations

expire, expire, expireAt, expireAt, getExpire, getKey, persist, rename

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface org.springframework.data.redis.support.collections.RedisStore

getOperations

Methods inherited from interface org.springframework.data.redis.support.collections.RedisZSet

addIfAbsent, rangeAndStoreByLex, rangeAndStoreByScore, rangeByLex, rangeByLex, rangeByLex, reverseRangeAndStoreByLex, reverseRangeAndStoreByScore, reverseRangeByLex, reverseRangeByLex, reverseRangeByLex

Methods inherited from interface java.util.Set

addAll, containsAll, equals, hashCode, isEmpty, removeAll, retainAll, spliterator, toArray, toArray

Constructor Details

DefaultRedisZSet

public DefaultRedisZSet(String key,
 RedisOperations<String,E> operations)

Constructs a new DefaultRedisZSet instance with a default score of 1.

Parameters:

key - Redis key of this set.

operations - RedisOperations for the value type of this set.

DefaultRedisZSet

public DefaultRedisZSet(String key,
 RedisOperations<String,E> operations,
 double defaultScore)

Constructs a new DefaultRedisZSet instance.

Parameters:

key - Redis key of this set.

operations - RedisOperations for the value type of this set.

defaultScore -

DefaultRedisZSet

public DefaultRedisZSet(BoundZSetOperations<String,E> boundOps)

Constructs a new DefaultRedisZSet instance with a default score of '1'.

Parameters:

boundOps - BoundZSetOperations for the value type of this set.

DefaultRedisZSet

public DefaultRedisZSet(BoundZSetOperations<String,E> boundOps,
 double defaultScore)

Constructs a new DefaultRedisZSet instance.

Parameters:

boundOps - BoundZSetOperations for the value type of this set.

defaultScore -

Method Details

diff

public Set<E> diff(RedisZSet<?> set)

Description copied from interface: RedisZSet

Diff this set and another RedisZSet.

Specified by:

diff in interface RedisZSet<E>

Parameters:

set - must not be null.

Returns:

a Set containing the values that differ.

diff

public Set<E> diff(Collection<? extends RedisZSet<?>> sets)

Description copied from interface: RedisZSet

Diff this set and other RedisZSets.

Specified by:

diff in interface RedisZSet<E>

Parameters:

sets - must not be null.

Returns:

a Set containing the values that differ.

diffWithScores

public Set<ZSetOperations.TypedTuple<E>> diffWithScores(RedisZSet<?> set)

Description copied from interface: RedisZSet

Diff this set and another RedisZSet.

Specified by:

diffWithScores in interface RedisZSet<E>

Parameters:

set - must not be null.

Returns:

a Set containing the values that differ with their scores.

diffWithScores

public Set<ZSetOperations.TypedTuple<E>> diffWithScores(Collection<? extends RedisZSet<?>> sets)

Description copied from interface: RedisZSet

Diff this set and other RedisZSets.

Specified by:

diffWithScores in interface RedisZSet<E>

Parameters:

sets - must not be null.

Returns:

a Set containing the values that differ with their scores.

diffAndStore

public RedisZSet<E> diffAndStore(RedisZSet<?> set,
 String destKey)

Description copied from interface: RedisZSet

Create a new RedisZSet by diffing this sorted set and RedisZSet and store result in destination destKey.

Specified by:

diffAndStore in interface RedisZSet<E>

Parameters:

set - must not be null.

destKey - must not be null.

Returns:

a new RedisZSet pointing at destKey.

diffAndStore

public RedisZSet<E> diffAndStore(Collection<? extends RedisZSet<?>> sets,
 String destKey)

Description copied from interface: RedisZSet

Create a new RedisZSet by diffing this sorted set and the collection RedisZSet and store result in destination destKey.

Specified by:

diffAndStore in interface RedisZSet<E>

Parameters:

sets - must not be null.

destKey - must not be null.

Returns:

a new RedisZSet pointing at destKey.

intersect

public Set<E> intersect(RedisZSet<?> set)

Description copied from interface: RedisZSet

Intersect this set and another RedisZSet.

Specified by:

intersect in interface RedisZSet<E>

Parameters:

set - must not be null.

Returns:

a Set containing the intersecting values.

intersect

public Set<E> intersect(Collection<? extends RedisZSet<?>> sets)

Description copied from interface: RedisZSet

Intersect this set and other RedisZSets.

Specified by:

intersect in interface RedisZSet<E>

Parameters:

sets - must not be null.

Returns:

a Set containing the intersecting values.

intersectWithScores

public Set<ZSetOperations.TypedTuple<E>> intersectWithScores(RedisZSet<?> set)

Description copied from interface: RedisZSet

Intersect this set and another RedisZSet.

Specified by:

intersectWithScores in interface RedisZSet<E>

Parameters:

set - must not be null.

Returns:

a Set containing the intersecting values with their scores.

intersectWithScores

public Set<ZSetOperations.TypedTuple<E>> intersectWithScores(Collection<? extends RedisZSet<?>> sets)

Description copied from interface: RedisZSet

Intersect this set and other RedisZSets.

Specified by:

intersectWithScores in interface RedisZSet<E>

Parameters:

sets - must not be null.

Returns:

a Set containing the intersecting values with their scores.

intersectAndStore

public RedisZSet<E> intersectAndStore(RedisZSet<?> set,
 String destKey)

Description copied from interface: RedisZSet

Create a new RedisZSet by intersecting this sorted set and RedisZSet and store result in destination destKey.

Specified by:

intersectAndStore in interface RedisZSet<E>

Parameters:

set - must not be null.

destKey - must not be null.

Returns:

a new RedisZSet pointing at destKey

intersectAndStore

public RedisZSet<E> intersectAndStore(Collection<? extends RedisZSet<?>> sets,
 String destKey)

Description copied from interface: RedisZSet

Create a new RedisZSet by intersecting this sorted set and the collection RedisZSet and store result in destination destKey.

Specified by:

intersectAndStore in interface RedisZSet<E>

Parameters:

sets - must not be null.

destKey - must not be null.

Returns:

a new RedisZSet pointing at destKey

union

public Set<E> union(RedisZSet<?> set)

Description copied from interface: RedisZSet

Union this set and another RedisZSet.

Specified by:

union in interface RedisZSet<E>

Parameters:

set - must not be null.

Returns:

a Set containing the combined values.

union

public Set<E> union(Collection<? extends RedisZSet<?>> sets)

Description copied from interface: RedisZSet

Union this set and other RedisZSets.

Specified by:

union in interface RedisZSet<E>

Parameters:

sets - must not be null.

Returns:

a Set containing the combined values.

unionWithScores

public Set<ZSetOperations.TypedTuple<E>> unionWithScores(RedisZSet<?> set)

Description copied from interface: RedisZSet

Union this set and another RedisZSet.

Specified by:

unionWithScores in interface RedisZSet<E>

Parameters:

set - must not be null.

Returns:

a Set containing the combined values with their scores.

unionWithScores

public Set<ZSetOperations.TypedTuple<E>> unionWithScores(Collection<? extends RedisZSet<?>> sets)

Description copied from interface: RedisZSet

Union this set and other RedisZSets.

Specified by:

unionWithScores in interface RedisZSet<E>

Parameters:

sets - must not be null.

Returns:

a Set containing the combined values with their scores.

unionAndStore

public RedisZSet<E> unionAndStore(RedisZSet<?> set,
 String destKey)

Description copied from interface: RedisZSet

Create a new RedisZSet by union this sorted set and RedisZSet and store result in destination destKey.

Specified by:

unionAndStore in interface RedisZSet<E>

Parameters:

set - must not be null.

destKey - must not be null.

Returns:

a new RedisZSet pointing at destKey

unionAndStore

public RedisZSet<E> unionAndStore(Collection<? extends RedisZSet<?>> sets,
 String destKey)

Description copied from interface: RedisZSet

Create a new RedisZSet by union this sorted set and the collection RedisZSet and store result in destination destKey.

Specified by:

unionAndStore in interface RedisZSet<E>

Parameters:

sets - must not be null.

destKey - must not be null.

Returns:

a new RedisZSet pointing at destKey

randomValue

public E randomValue()

Description copied from interface: RedisZSet

Get random element from the set.

Specified by:

randomValue in interface RedisZSet<E>

Returns:

range

public Set<E> range(long start,
 long end)

Description copied from interface: RedisZSet

Get elements between start and end from sorted set.

Specified by:

range in interface RedisZSet<E>

Returns:

reverseRange

public Set<E> reverseRange(long start,
 long end)

Description copied from interface: RedisZSet

Get elements in range from start to end from sorted set ordered from high to low.

Specified by:

reverseRange in interface RedisZSet<E>

Returns:

rangeByLex

public Set<E> rangeByLex(org.springframework.data.domain.Range<String> range,
 Limit limit)

Description copied from interface: RedisZSet

Get all elements n elements, where n = Limit.getCount(), starting at Limit.getOffset() with lexicographical ordering having a value between Range.getLowerBound() and Range.getUpperBound().

Specified by:

rangeByLex in interface RedisZSet<E>

Parameters:

range - must not be null.

limit - can be null.

Returns:

See Also:

• BoundZSetOperations.rangeByLex(Range, Limit)

reverseRangeByLex

public Set<E> reverseRangeByLex(org.springframework.data.domain.Range<String> range,
 Limit limit)

Description copied from interface: RedisZSet

Get all elements n elements, where n = Limit.getCount(), starting at Limit.getOffset() with reverse lexicographical ordering having a value between Range.getLowerBound() and Range.getUpperBound().

Specified by:

reverseRangeByLex in interface RedisZSet<E>

Parameters:

range - must not be null.

limit - can be null.

Returns:

See Also:

• BoundZSetOperations.reverseRangeByLex(Range, Limit)

rangeByScore

public Set<E> rangeByScore(double min,
 double max)

Description copied from interface: RedisZSet

Get elements where score is between min and max from sorted set.

Specified by:

rangeByScore in interface RedisZSet<E>

Returns:

reverseRangeByScore

public Set<E> reverseRangeByScore(double min,
 double max)

Description copied from interface: RedisZSet

Get elements where score is between min and max from sorted set ordered from high to low.

Specified by:

reverseRangeByScore in interface RedisZSet<E>

Returns:

rangeByScoreWithScores

public Set<ZSetOperations.TypedTuple<E>> rangeByScoreWithScores(double min,
 double max)

Description copied from interface: RedisZSet

Get set of Tuples where score is between min and max from sorted set.

Specified by:

rangeByScoreWithScores in interface RedisZSet<E>

Returns:

rangeWithScores

public Set<ZSetOperations.TypedTuple<E>> rangeWithScores(long start,
 long end)

Description copied from interface: RedisZSet

Get set of Tuples between start and end from sorted set.

Specified by:

rangeWithScores in interface RedisZSet<E>

Returns:

reverseRangeByScoreWithScores

public Set<ZSetOperations.TypedTuple<E>> reverseRangeByScoreWithScores(double min,
 double max)

Description copied from interface: RedisZSet

Get set of Tuples where score is between min and max from sorted set ordered from high to low.

Specified by:

reverseRangeByScoreWithScores in interface RedisZSet<E>

Returns:

reverseRangeWithScores

public Set<ZSetOperations.TypedTuple<E>> reverseRangeWithScores(long start,
 long end)

Description copied from interface: RedisZSet

Get set of Tuples in range from start to end from sorted set ordered from high to low.

Specified by:

reverseRangeWithScores in interface RedisZSet<E>

Returns:

rangeAndStoreByLex

public RedisZSet<E> rangeAndStoreByLex(String dstKey,
 org.springframework.data.domain.Range<String> range,
 Limit limit)

Description copied from interface: RedisZSet

Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with lexicographical ordering from ZSET at the bound key with a value between Range.getLowerBound() and Range.getUpperBound().

Specified by:

rangeAndStoreByLex in interface RedisZSet<E>

Parameters:

dstKey - must not be null.

range - must not be null.

limit - must not be null.

Returns:

a new RedisZSet pointing at destKey

See Also:

• RedisZSet.rangeByLex(Range, Limit)

reverseRangeAndStoreByLex

public RedisZSet<E> reverseRangeAndStoreByLex(String dstKey,
 org.springframework.data.domain.Range<String> range,
 Limit limit)

Description copied from interface: RedisZSet

Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with reverse lexicographical ordering from ZSET at the bound key with a value between Range.getLowerBound() and Range.getUpperBound().

Specified by:

reverseRangeAndStoreByLex in interface RedisZSet<E>

Parameters:

dstKey - must not be null.

range - must not be null.

limit - must not be null.

Returns:

a new RedisZSet pointing at destKey

See Also:

• RedisZSet.reverseRangeByLex(Range, Limit)

rangeAndStoreByScore

public RedisZSet<E> rangeAndStoreByScore(String dstKey,
 org.springframework.data.domain.Range<? extends Number> range,
 Limit limit)

Description copied from interface: RedisZSet

Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with ordering by score from ZSET at the bound key with a score between Range.getLowerBound() and Range.getUpperBound().

Specified by:

rangeAndStoreByScore in interface RedisZSet<E>

Parameters:

dstKey - must not be null.

range - must not be null.

limit - must not be null.

Returns:

a new RedisZSet pointing at destKey

See Also:

• RedisZSet.rangeByScore(double, double)

reverseRangeAndStoreByScore

public RedisZSet<E> reverseRangeAndStoreByScore(String dstKey,
 org.springframework.data.domain.Range<? extends Number> range,
 Limit limit)

Description copied from interface: RedisZSet

Store n elements at dstKey, where n = Limit.getCount(), starting at Limit.getOffset() with reverse ordering by score from ZSET at the bound key with a score between Range.getLowerBound() and Range.getUpperBound().

Specified by:

reverseRangeAndStoreByScore in interface RedisZSet<E>

Parameters:

dstKey - must not be null.

range - must not be null.

limit - must not be null.

Returns:

a new RedisZSet pointing at destKey

remove

public RedisZSet<E> remove(long start,
 long end)

Description copied from interface: RedisZSet

Remove elements in range between start and end from sorted set.

Specified by:

remove in interface RedisZSet<E>

Returns:

this set.

removeByLex

public RedisZSet<E> removeByLex(org.springframework.data.domain.Range<String> range)

Description copied from interface: RedisZSet

Remove all elements in range.

Specified by:

removeByLex in interface RedisZSet<E>

Parameters:

range - must not be null.

Returns:

this set.

removeByScore

public RedisZSet<E> removeByScore(double min,
 double max)

Description copied from interface: RedisZSet

Remove elements with scores between min and max from sorted set with the bound key.

Specified by:

removeByScore in interface RedisZSet<E>

Returns:

this set.

add

public boolean add(E e)

Description copied from interface: RedisZSet

Adds an element to the set with a default score. Equivalent to add(e, getDefaultScore()). The score value is implementation specific.

Specified by:

add in interface Collection<E>

Specified by:

add in interface RedisZSet<E>

Specified by:

add in interface Set<E>

Overrides:

add in class AbstractCollection<E>

add

public boolean add(E e,
 double score)

Description copied from interface: RedisZSet

Adds an element to the set with the given score, or updates the score if the element exists.

Specified by:

add in interface RedisZSet<E>

Parameters:

e - element to add

score - element score

Returns:

true if a new element was added, false otherwise (only the score has been updated)

addIfAbsent

public boolean addIfAbsent(E e,
 double score)

Description copied from interface: RedisZSet

Adds an element to the set with the given score if the element does not already exists.

Specified by:

addIfAbsent in interface RedisZSet<E>

Parameters:

e - element to add

score - element score

Returns:

true if a new element was added, false otherwise (only the score has been updated)

clear

public void clear()

Specified by:

clear in interface Collection<E>

Specified by:

clear in interface Set<E>

Overrides:

clear in class AbstractCollection<E>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<E>

Specified by:

contains in interface Set<E>

Overrides:

contains in class AbstractCollection<E>

iterator

public Iterator<E> iterator()

Specified by:

iterator in interface Collection<E>

Specified by:

iterator in interface Iterable<E>

Specified by:

iterator in interface Set<E>

Specified by:

iterator in class AbstractCollection<E>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<E>

Specified by:

remove in interface Set<E>

Overrides:

remove in class AbstractCollection<E>

size

public int size()

Specified by:

size in interface Collection<E>

Specified by:

size in interface Set<E>

Specified by:

size in class AbstractCollection<E>

getDefaultScore

public Double getDefaultScore()

Description copied from interface: RedisZSet

Returns the default score used by this set.

Specified by:

getDefaultScore in interface RedisZSet<E>

Returns:

the default score used by the implementation.

first

public E first()

Description copied from interface: RedisZSet

Returns the first (lowest) element currently in this sorted set.

Specified by:

first in interface RedisZSet<E>

Returns:

the first (lowest) element currently in this sorted set.

popFirst

public E popFirst()

Description copied from interface: RedisZSet

Removes the first (lowest) object at the top of this sorted set and returns that object as the value of this function.

Specified by:

popFirst in interface RedisZSet<E>

Returns:

the first (lowest) element currently in this sorted set.

popFirst

public E popFirst(long timeout,
 TimeUnit unit)

Description copied from interface: RedisZSet

Removes the first (lowest) object at the top of this sorted set and returns that object as the value of this function. Blocks connection until element available or timeout reached.

Specified by:

popFirst in interface RedisZSet<E>

unit - must not be null.

Returns:

the first (lowest) element currently in this sorted set.

last

public E last()

Description copied from interface: RedisZSet

Returns the last (highest) element currently in this sorted set.

Specified by:

last in interface RedisZSet<E>

Returns:

the last (highest) element currently in this sorted set.

popLast

public E popLast()

Description copied from interface: RedisZSet

Removes the last (highest) object at the top of this sorted set and returns that object as the value of this function.

Specified by:

popLast in interface RedisZSet<E>

Returns:

the last (highest) element currently in this sorted set.

popLast

public E popLast(long timeout,
 TimeUnit unit)

Description copied from interface: RedisZSet

Removes the last (highest) object at the top of this sorted set and returns that object as the value of this function. Blocks connection until element available or timeout reached.

Specified by:

popLast in interface RedisZSet<E>

unit - must not be null.

Returns:

the last (highest) element currently in this sorted set.

rank

public Long rank(Object o)

Description copied from interface: RedisZSet

Returns the rank (position) of the given element in the set, in ascending order. Returns null if the element is not contained by the set.

Specified by:

rank in interface RedisZSet<E>

Parameters:

o - object

Returns:

rank of the given object

reverseRank

public Long reverseRank(Object o)

Description copied from interface: RedisZSet

Returns the rank (position) of the given element in the set, in descending order. Returns null if the element is not contained by the set.

Specified by:

reverseRank in interface RedisZSet<E>

Parameters:

o - object

Returns:

reverse rank of the given object

lexCount

public Long lexCount(org.springframework.data.domain.Range<String> range)

Description copied from interface: RedisZSet

Count number of elements within sorted set with value between Range#min and Range#max applying lexicographical ordering.

Specified by:

lexCount in interface RedisZSet<E>

Parameters:

range - must not be null.

Returns:

See Also:

• Redis Documentation: ZLEXCOUNT

score

public Double score(Object o)

Description copied from interface: RedisZSet

Returns the score of the given element. Returns null if the element is not contained by the set.

Specified by:

score in interface RedisZSet<E>

Parameters:

o - object

Returns:

the score associated with the given object

getType

public DataType getType()

Description copied from interface: BoundKeyOperations

Returns the associated Redis type.

Specified by:

getType in interface BoundKeyOperations<E>

Returns:

key type. null when used in pipeline / transaction.

scan

public Cursor<E> scan()

Specified by:

scan in interface RedisZSet<E>

Returns:

scan

public Cursor<ZSetOperations.TypedTuple<E>> scan(ScanOptions options)

Parameters:

options -

Returns:

Since:

1.4