org.onosproject.store.service

Interface AsyncConsistentTreeMap<V>

All Superinterfaces:

AsyncConsistentMap<String,V>, AsyncIterable<Map.Entry<String,Versioned<V>>>, DistributedPrimitive, Transactional<MapUpdate<String,V>>

public interface AsyncConsistentTreeMap<V>
extends AsyncConsistentMap<String,V>

API for a distributed tree map implementation.

Nested Class Summary

Nested classes/interfaces inherited from interface org.onosproject.store.service.DistributedPrimitive

DistributedPrimitive.Status, DistributedPrimitive.Type

Field Summary

Fields inherited from interface org.onosproject.store.service.DistributedPrimitive

DEFAULT_OPERATION_TIMEOUT_MILLIS

Method Summary

Modifier and Type	Method and Description
default ConsistentTreeMap<V>	asTreeMap()
default ConsistentTreeMap<V>	asTreeMap(long timeoutMillis)
CompletableFuture<Map.Entry<String,Versioned<V>>>	ceilingEntry(String key) Returns the entry associated with the least key greater than or equal to the key.
CompletableFuture<String>	ceilingKey(String key) Return the lowest key greater than or equal to key.
CompletableFuture<Map.Entry<String,Versioned<V>>>	firstEntry() Return the entry associated with the lowest key in the map.
CompletableFuture<String>	firstKey() Return the lowest key in the map.
CompletableFuture<Map.Entry<String,Versioned<V>>>	floorEntry(String key) Returns the entry associated with the greatest key less than or equal to key.
CompletableFuture<String>	floorKey(String key) Return the highest key less than or equal to key.
CompletableFuture<Map.Entry<String,Versioned<V>>>	higherEntry(String key) Returns the entry associated with the least key greater than key.
CompletableFuture<String>	higherKey(String key) Return the lowest key greater than key.
CompletableFuture<Map.Entry<String,Versioned<V>>>	lastEntry() Return the entry associated with the highest key in the map.
CompletableFuture<String>	lastKey() Return the highest key in the map.
CompletableFuture<Map.Entry<String,Versioned<V>>>	lowerEntry(String key) Returns the entry associated with the largest key less than key.
CompletableFuture<String>	lowerKey(String key) Return the entry associated with the greatest key less than key.
CompletableFuture<NavigableSet<String>>	navigableKeySet() Returns a navigable set of the keys in this map.
CompletableFuture<Map.Entry<String,Versioned<V>>>	pollFirstEntry() Return and remove the entry associated with the lowest key.
CompletableFuture<Map.Entry<String,Versioned<V>>>	pollLastEntry() Return and remove the entry associated with the highest key.
CompletableFuture<NavigableMap<String,V>>	subMap(String upperKey, String lowerKey, boolean inclusiveUpper, boolean inclusiveLower) Returns a navigable map containing the entries from the original map which are larger than (or if specified equal to) lowerKey AND less than (or if specified equal to) upperKey.

Methods inherited from interface org.onosproject.store.service.AsyncConsistentMap

addListener, addListener, asConsistentMap, asConsistentMap, clear, compute, computeIf, computeIfAbsent, computeIfPresent, containsKey, containsValue, destroy, entrySet, get, getOrDefault, isEmpty, keySet, primitiveType, put, putAndGet, putIfAbsent, remove, remove, remove, removeListener, replace, replace, replace, size, values

Methods inherited from interface org.onosproject.store.service.DistributedPrimitive

addStatusChangeListener, applicationId, name, removeStatusChangeListener, statusChangeListeners

Methods inherited from interface org.onosproject.store.service.Transactional

begin, commit, prepare, prepareAndCommit, rollback

Methods inherited from interface org.onosproject.store.service.AsyncIterable

iterator

Method Detail

firstKey

CompletableFuture<String> firstKey()

Return the lowest key in the map.

Returns:

the key or null if none exist

lastKey

CompletableFuture<String> lastKey()

Return the highest key in the map.

Returns:

the key or null if none exist

ceilingEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> ceilingEntry(String key)

Returns the entry associated with the least key greater than or equal to the key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

floorEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> floorEntry(String key)

Returns the entry associated with the greatest key less than or equal to key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

higherEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> higherEntry(String key)

Returns the entry associated with the least key greater than key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

lowerEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> lowerEntry(String key)

Returns the entry associated with the largest key less than key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

firstEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> firstEntry()

Return the entry associated with the lowest key in the map.

Returns:

the entry or null if none exist

lastEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> lastEntry()

Return the entry associated with the highest key in the map.

Returns:

the entry or null if none exist

pollFirstEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> pollFirstEntry()

Return and remove the entry associated with the lowest key.

Returns:

the entry or null if none exist

pollLastEntry

CompletableFuture<Map.Entry<String,Versioned<V>>> pollLastEntry()

Return and remove the entry associated with the highest key.

Returns:

the entry or null if none exist

lowerKey

CompletableFuture<String> lowerKey(String key)

Return the entry associated with the greatest key less than key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

floorKey

CompletableFuture<String> floorKey(String key)

Return the highest key less than or equal to key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

ceilingKey

CompletableFuture<String> ceilingKey(String key)

Return the lowest key greater than or equal to key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

higherKey

CompletableFuture<String> higherKey(String key)

Return the lowest key greater than key.

Parameters:

key - the key

Returns:

the entry or null if no suitable key exists

navigableKeySet

CompletableFuture<NavigableSet<String>> navigableKeySet()

Returns a navigable set of the keys in this map.

Returns:

a navigable key set (this may be empty)

subMap

CompletableFuture<NavigableMap<String,V>> subMap(String upperKey,
                                                 String lowerKey,
                                                 boolean inclusiveUpper,
                                                 boolean inclusiveLower)

Returns a navigable map containing the entries from the original map which are larger than (or if specified equal to) lowerKey AND less than (or if specified equal to) upperKey.

Parameters:

upperKey - the upper bound for the keys in this map

lowerKey - the lower bound for the keys in this map

inclusiveUpper - whether keys equal to the upperKey should be included

inclusiveLower - whether keys equal to the lowerKey should be included

Returns:

a navigable map containing entries in the specified range (this may be empty)

asTreeMap

default ConsistentTreeMap<V> asTreeMap()

asTreeMap

default ConsistentTreeMap<V> asTreeMap(long timeoutMillis)