RDequeRx (Redisson 3.14.0 API)

Type Parameters:

V - the type of elements held in this collection

All Superinterfaces:

RCollectionRx<V>, RExpirableRx, RObjectRx, RQueueRx<V>

All Known Subinterfaces:

RBlockingDequeRx<V>
```
public interface RDequeRx<V>
extends RQueueRx<V>
```
RxJava2 interface for Deque object

Author:

Nikita Koksharov

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`io.reactivex.rxjava3.core.Completable`	`addFirst(V e)` Adds element at the head of this deque.
`io.reactivex.rxjava3.core.Single<Integer>`	`addFirstIfExists(V... elements)` Adds element at the head of existing deque.
`io.reactivex.rxjava3.core.Completable`	`addLast(V e)` Adds element at the tail of this deque.
`io.reactivex.rxjava3.core.Single<Integer>`	`addLastIfExists(V... elements)` Adds element at the tail of existing deque.
`io.reactivex.rxjava3.core.Flowable<V>`	`descendingIterator()`
`io.reactivex.rxjava3.core.Maybe<V>`	`getLast()` Returns element at the tail of this deque or `null` if there are no elements in deque.
`io.reactivex.rxjava3.core.Single<Boolean>`	`offerFirst(V e)` Adds element at the head of this deque.
`io.reactivex.rxjava3.core.Single<Boolean>`	`offerLast(V e)` Adds element at the tail of this deque.
`io.reactivex.rxjava3.core.Maybe<V>`	`peekFirst()` Returns element at the head of this deque or `null` if there are no elements in deque.
`io.reactivex.rxjava3.core.Maybe<V>`	`peekLast()` Returns element at the tail of this deque or `null` if there are no elements in deque.
`io.reactivex.rxjava3.core.Maybe<V>`	`pollFirst()` Retrieves and removes element at the head of this deque.
`io.reactivex.rxjava3.core.Flowable<V>`	`pollFirst(int limit)` Retrieves and removes the head elements of this queue.
`io.reactivex.rxjava3.core.Maybe<V>`	`pollLast()` Retrieves and removes element at the tail of this deque.
`io.reactivex.rxjava3.core.Flowable<V>`	`pollLast(int limit)` Retrieves and removes the tail elements of this queue.
`io.reactivex.rxjava3.core.Maybe<V>`	`pop()` Retrieves and removes element at the head of this deque.
`io.reactivex.rxjava3.core.Completable`	`push(V e)` Adds element at the head of this deque.
`io.reactivex.rxjava3.core.Maybe<V>`	`removeFirst()` Retrieves and removes the first element of deque.
`io.reactivex.rxjava3.core.Single<Boolean>`	`removeFirstOccurrence(Object o)` Removes first occurrence of element `o`
`io.reactivex.rxjava3.core.Maybe<V>`	`removeLast()` Retrieves and removes the last element of deque.
`io.reactivex.rxjava3.core.Single<Boolean>`	`removeLastOccurrence(Object o)` Removes last occurrence of element `o`

Methods inherited from interface org.redisson.api.RQueueRx
offer, peek, poll, poll, pollLastAndOfferFirstTo, readAll

Methods inherited from interface org.redisson.api.RCollectionRx
add, addAll, addAll, contains, containsAll, iterator, remove, removeAll, retainAll, size

Methods inherited from interface org.redisson.api.RExpirableRx
clearExpire, expire, expireAt, expireAt, remainTimeToLive

Methods inherited from interface org.redisson.api.RObjectRx
addListener, copy, delete, dump, getCodec, getIdleTime, getName, isExists, migrate, move, removeListener, rename, renamenx, restore, restore, restoreAndReplace, restoreAndReplace, sizeInMemory, touch, unlink

- Method Detail
  - addFirstIfExists
```
io.reactivex.rxjava3.core.Single<Integer> addFirstIfExists(V... elements)
```
    Adds element at the head of existing deque.
    
    Parameters:
    
    elements - - elements to add
    
    Returns:
    
    length of the list
  - addLastIfExists
```
io.reactivex.rxjava3.core.Single<Integer> addLastIfExists(V... elements)
```
    Adds element at the tail of existing deque.
    
    Parameters:
    
    elements - - elements to add
    
    Returns:
    
    length of the list
  - descendingIterator
```
io.reactivex.rxjava3.core.Flowable<V> descendingIterator()
```
  - removeLastOccurrence
```
io.reactivex.rxjava3.core.Single<Boolean> removeLastOccurrence(Object o)
```
    Removes last occurrence of element o
    
    Parameters:
    
    o - - element
    
    Returns:
    
    true if object has been removed otherwise false
  - removeLast
```
io.reactivex.rxjava3.core.Maybe<V> removeLast()
```
    Retrieves and removes the last element of deque. Returns null if there are no elements in deque.
    
    Returns:
    
    element
  - removeFirst
```
io.reactivex.rxjava3.core.Maybe<V> removeFirst()
```
    Retrieves and removes the first element of deque. Returns null if there are no elements in deque.
    
    Returns:
    
    element
  - removeFirstOccurrence
```
io.reactivex.rxjava3.core.Single<Boolean> removeFirstOccurrence(Object o)
```
    Removes first occurrence of element o
    
    Parameters:
    
    o - - element to remove
    
    Returns:
    
    true if object has been removed otherwise false
  - push
```
io.reactivex.rxjava3.core.Completable push(V e)
```
    Adds element at the head of this deque.
    
    Parameters:
    
    e - - element to add
    
    Returns:
    
    void
  - pop
```
io.reactivex.rxjava3.core.Maybe<V> pop()
```
    Retrieves and removes element at the head of this deque. Returns null if there are no elements in deque.
    
    Returns:
    
    element
  - pollLast
```
io.reactivex.rxjava3.core.Maybe<V> pollLast()
```
    Retrieves and removes element at the tail of this deque. Returns null if there are no elements in deque.
    
    Returns:
    
    element
  - pollFirst
```
io.reactivex.rxjava3.core.Maybe<V> pollFirst()
```
    Retrieves and removes element at the head of this deque. Returns null if there are no elements in deque.
    
    Returns:
    
    element
  - pollLast
```
io.reactivex.rxjava3.core.Flowable<V> pollLast(int limit)
```
    Retrieves and removes the tail elements of this queue. Elements amount limited by limit param.
    
    Returns:
    
    list of tail elements
  - pollFirst
```
io.reactivex.rxjava3.core.Flowable<V> pollFirst(int limit)
```
    Retrieves and removes the head elements of this queue. Elements amount limited by limit param.
    
    Returns:
    
    list of head elements
  - peekLast
```
io.reactivex.rxjava3.core.Maybe<V> peekLast()
```
    Returns element at the tail of this deque or null if there are no elements in deque.
    
    Returns:
    
    element
  - peekFirst
```
io.reactivex.rxjava3.core.Maybe<V> peekFirst()
```
    Returns element at the head of this deque or null if there are no elements in deque.
    
    Returns:
    
    element
  - offerLast
```
io.reactivex.rxjava3.core.Single<Boolean> offerLast(V e)
```
    Adds element at the tail of this deque.
    
    Parameters:
    
    e - - element to add
    
    Returns:
    
    true if element was added to this deque otherwise false
  - getLast
```
io.reactivex.rxjava3.core.Maybe<V> getLast()
```
    Returns element at the tail of this deque or null if there are no elements in deque.
    
    Returns:
    
    element
  - addLast
```
io.reactivex.rxjava3.core.Completable addLast(V e)
```
    Adds element at the tail of this deque.
    
    Parameters:
    
    e - - element to add
    
    Returns:
    
    void
  - addFirst
```
io.reactivex.rxjava3.core.Completable addFirst(V e)
```
    Adds element at the head of this deque.
    
    Parameters:
    
    e - - element to add
    
    Returns:
    
    void
  - offerFirst
```
io.reactivex.rxjava3.core.Single<Boolean> offerFirst(V e)
```
    Adds element at the head of this deque.
    
    Parameters:
    
    e - - element to add
    
    Returns:
    
    true if element was added to this deque otherwise false

Interface RDequeRx<V>

Method Summary

Methods inherited from interface org.redisson.api.RQueueRx

Methods inherited from interface org.redisson.api.RCollectionRx

Methods inherited from interface org.redisson.api.RExpirableRx

Methods inherited from interface org.redisson.api.RObjectRx

Method Detail

addFirstIfExists

addLastIfExists

descendingIterator

removeLastOccurrence

removeLast

removeFirst

removeFirstOccurrence

push

pop

pollLast

pollFirst

pollLast

pollFirst

peekLast

peekFirst

offerLast

getLast

addLast

addFirst

offerFirst