com.orientechnologies.orient.client.remote

Class OSBTreeBonsaiRemote<K,V>

java.lang.Object

com.orientechnologies.orient.client.remote.OSBTreeBonsaiRemote<K,V>

All Implemented Interfaces:

OTreeInternal<K,V>, OSBTreeBonsai<K,V>

public class OSBTreeBonsaiRemote<K,V>
extends Object
implements OSBTreeBonsai<K,V>

Implementation of OSBTreeBonsai for remote storage.

Author:

Artem Orobets (enisher-at-gmail.com)

Nested Class Summary

Nested classes/interfaces inherited from interface com.orientechnologies.orient.core.index.sbtree.OTreeInternal

OTreeInternal.AccumulativeListener<K,V>, OTreeInternal.RangeResultListener<K,V>

Constructor Summary

Constructors

Constructor and Description
OSBTreeBonsaiRemote(OBonsaiCollectionPointer treePointer, OBinarySerializer<K> keySerializer, OBinarySerializer<V> valueSerializer)

Method Summary

Modifier and Type	Method and Description
void	clear() Deletes all entries from tree.
void	delete() Deletes whole tree.
K	firstKey()
V	get(K key) Search for entry with specific key and return its value.
OBonsaiCollectionPointer	getCollectionPointer()
long	getFileId() Gets id of file where this bonsai tree is stored.
OBinarySerializer<K>	getKeySerializer()
int	getRealBagSize(Map<K,OSBTreeRidBag.Change> changes) Hardcoded method for Bag to avoid creation of extra layer.
OBonsaiBucketPointer	getRootBucketPointer()
Collection<V>	getValuesBetween(K keyFrom, boolean fromInclusive, K keyTo, boolean toInclusive, int maxValuesToFetch)
OBinarySerializer<V>	getValueSerializer()
Collection<V>	getValuesMajor(K key, boolean inclusive, int maxValuesToFetch)
Collection<V>	getValuesMinor(K key, boolean inclusive, int maxValuesToFetch)
K	lastKey()
void	loadEntriesBetween(K keyFrom, boolean fromInclusive, K keyTo, boolean toInclusive, OTreeInternal.RangeResultListener<K,V> listener)
void	loadEntriesMajor(K key, boolean inclusive, boolean ascSortOrder, OTreeInternal.RangeResultListener<K,V> listener)
void	loadEntriesMinor(K key, boolean inclusive, OTreeInternal.RangeResultListener<K,V> listener)
boolean	put(K key, V value)
V	remove(K key)
long	size()

Methods inherited from class java.lang.Object

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

Constructor Detail

OSBTreeBonsaiRemote

public OSBTreeBonsaiRemote(OBonsaiCollectionPointer treePointer,
                           OBinarySerializer<K> keySerializer,
                           OBinarySerializer<V> valueSerializer)

Method Detail

getFileId

public long getFileId()

Description copied from interface: OSBTreeBonsai

Gets id of file where this bonsai tree is stored.

Specified by:

getFileId in interface OSBTreeBonsai<K,V>

Returns:

id of file in OReadCache

getRootBucketPointer

public OBonsaiBucketPointer getRootBucketPointer()

Specified by:

getRootBucketPointer in interface OSBTreeBonsai<K,V>

Returns:

the pointer to the root bucket in tree.

getCollectionPointer

public OBonsaiCollectionPointer getCollectionPointer()

Specified by:

getCollectionPointer in interface OSBTreeBonsai<K,V>

Returns:

pointer to a collection.

get

public V get(K key)

Description copied from interface: OSBTreeBonsai

Search for entry with specific key and return its value.

Specified by:

get in interface OSBTreeBonsai<K,V>

Returns:

value associated with given key, NULL if no value is associated.

put

public boolean put(K key,
                   V value)

Specified by:

put in interface OSBTreeBonsai<K,V>

remove

public V remove(K key)

Specified by:

remove in interface OTreeInternal<K,V>

Specified by:

remove in interface OSBTreeBonsai<K,V>

clear

public void clear()

Description copied from interface: OSBTreeBonsai

Deletes all entries from tree.

Specified by:

clear in interface OSBTreeBonsai<K,V>

delete

public void delete()

Description copied from interface: OSBTreeBonsai

Deletes whole tree. After this operation tree is no longer usable.

Specified by:

delete in interface OSBTreeBonsai<K,V>

size

public long size()

Specified by:

size in interface OTreeInternal<K,V>

Specified by:

size in interface OSBTreeBonsai<K,V>

getValuesMinor

public Collection<V> getValuesMinor(K key,
                                    boolean inclusive,
                                    int maxValuesToFetch)

Specified by:

getValuesMinor in interface OSBTreeBonsai<K,V>

loadEntriesMinor

public void loadEntriesMinor(K key,
                             boolean inclusive,
                             OTreeInternal.RangeResultListener<K,V> listener)

Specified by:

loadEntriesMinor in interface OSBTreeBonsai<K,V>

getValuesMajor

public Collection<V> getValuesMajor(K key,
                                    boolean inclusive,
                                    int maxValuesToFetch)

Specified by:

getValuesMajor in interface OSBTreeBonsai<K,V>

loadEntriesMajor

public void loadEntriesMajor(K key,
                             boolean inclusive,
                             boolean ascSortOrder,
                             OTreeInternal.RangeResultListener<K,V> listener)

Specified by:

loadEntriesMajor in interface OTreeInternal<K,V>

Specified by:

loadEntriesMajor in interface OSBTreeBonsai<K,V>

getValuesBetween

public Collection<V> getValuesBetween(K keyFrom,
                                      boolean fromInclusive,
                                      K keyTo,
                                      boolean toInclusive,
                                      int maxValuesToFetch)

Specified by:

getValuesBetween in interface OSBTreeBonsai<K,V>

firstKey

public K firstKey()

Specified by:

firstKey in interface OTreeInternal<K,V>

Specified by:

firstKey in interface OSBTreeBonsai<K,V>

lastKey

public K lastKey()

Specified by:

lastKey in interface OSBTreeBonsai<K,V>

loadEntriesBetween

public void loadEntriesBetween(K keyFrom,
                               boolean fromInclusive,
                               K keyTo,
                               boolean toInclusive,
                               OTreeInternal.RangeResultListener<K,V> listener)

Specified by:

loadEntriesBetween in interface OSBTreeBonsai<K,V>

getRealBagSize

public int getRealBagSize(Map<K,OSBTreeRidBag.Change> changes)

Description copied from interface: OSBTreeBonsai

Hardcoded method for Bag to avoid creation of extra layer.

Don't make any changes to tree.

Specified by:

getRealBagSize in interface OSBTreeBonsai<K,V>

Parameters:

changes - Bag changes

Returns:

real bag size

getKeySerializer

public OBinarySerializer<K> getKeySerializer()

Specified by:

getKeySerializer in interface OSBTreeBonsai<K,V>

getValueSerializer

public OBinarySerializer<V> getValueSerializer()

Specified by:

getValueSerializer in interface OSBTreeBonsai<K,V>