Package com.gengoai.kv

Class AbstractNavigableKeyValueStore<K,V>

java.lang.Object

com.gengoai.kv.AbstractKeyValueStore<K,V>

com.gengoai.kv.AbstractNavigableKeyValueStore<K,V>

Type Parameters:

K - the type parameter

V - the type parameter

All Implemented Interfaces:

KeyValueStore<K,V>, NavigableKeyValueStore<K,V>, Serializable, AutoCloseable, Map<K,V>

public abstract class AbstractNavigableKeyValueStore<K,V>
extends AbstractKeyValueStore<K,V>
implements NavigableKeyValueStore<K,V>

The type Abstract navigable key value store.

Author:

David B. Bracewell

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K extends Object,V extends Object>

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractNavigableKeyValueStore(String namespace, boolean readOnly)	Instantiates a new Abstract navigable key value store.

Method Summary

Modifier and Type	Method	Description
K	ceilingKey(K key)	Ceiling key k.
protected abstract NavigableMap<K,V>	delegate()	Delegate navigable map.
Set<Map.Entry<K,V>>	entrySet()
K	firstKey()	First key k.
K	floorKey(K key)	Floor key k.
K	higherKey(K key)	Higher key k.
Iterator<K>	keyIterator(K key)	Key iterator iterator.
K	lastKey()	Last key k.
K	lowerKey(K key)	Lower key k.

Methods inherited from class com.gengoai.kv.AbstractKeyValueStore

clear, containsKey, containsValue, get, getNameSpace, isEmpty, isReadOnly, keySet, put, putAll, remove, size, sizeAsLong, values

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.AutoCloseable

close

Methods inherited from interface com.gengoai.kv.KeyValueStore

commit, getNameSpace, isReadOnly, sizeAsLong

Methods inherited from interface java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from interface com.gengoai.kv.NavigableKeyValueStore

keyIterator, searchCeiling

Constructor Detail

AbstractNavigableKeyValueStore

protected AbstractNavigableKeyValueStore(String namespace,
                                         boolean readOnly)

Instantiates a new Abstract navigable key value store.

Parameters:

namespace - the namespace

readOnly - the read only

Method Detail

ceilingKey

public K ceilingKey(K key)

Description copied from interface: NavigableKeyValueStore

Ceiling key k.

Specified by:

ceilingKey in interface NavigableKeyValueStore<K,V>

Parameters:

key - the key

Returns:

the k

delegate

protected abstract NavigableMap<K,V> delegate()

Delegate navigable map.

Specified by:

delegate in class AbstractKeyValueStore<K,V>

Returns:

the navigable map

entrySet

public Set<Map.Entry<K,V>> entrySet()

Specified by:

entrySet in interface Map<K,V>

Overrides:

entrySet in class AbstractKeyValueStore<K,V>

firstKey

public K firstKey()

Description copied from interface: NavigableKeyValueStore

First key k.

Specified by:

firstKey in interface NavigableKeyValueStore<K,V>

Returns:

the k

floorKey

public K floorKey(K key)

Description copied from interface: NavigableKeyValueStore

Floor key k.

Specified by:

floorKey in interface NavigableKeyValueStore<K,V>

Parameters:

key - the key

Returns:

the k

higherKey

public K higherKey(K key)

Description copied from interface: NavigableKeyValueStore

Higher key k.

Specified by:

higherKey in interface NavigableKeyValueStore<K,V>

Parameters:

key - the key

Returns:

the k

keyIterator

public Iterator<K> keyIterator(K key)

Description copied from interface: NavigableKeyValueStore

Key iterator iterator.

Specified by:

keyIterator in interface NavigableKeyValueStore<K,V>

Parameters:

key - the key

Returns:

the iterator

lastKey

public K lastKey()

Description copied from interface: NavigableKeyValueStore

Last key k.

Specified by:

lastKey in interface NavigableKeyValueStore<K,V>

Returns:

the k

lowerKey

public K lowerKey(K key)

Description copied from interface: NavigableKeyValueStore

Lower key k.

Specified by:

lowerKey in interface NavigableKeyValueStore<K,V>

Parameters:

key - the key

Returns:

the k