org.apache.hudi.common.util.collection

Class RocksDBBasedMap<K extends Serializable,R extends Serializable>

java.lang.Object

org.apache.hudi.common.util.collection.RocksDBBasedMap<K,R>

All Implemented Interfaces:

Serializable, Map<K,R>

public final class RocksDBBasedMap<K extends Serializable,R extends Serializable>
extends Object
implements Map<K,R>, Serializable

A map's implementation based on RocksDB.

See Also:

Serialized Form

Nested Class Summary

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

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
RocksDBBasedMap(String rocksDbStoragePath)

Method Summary

Modifier and Type	Method and Description
void	clear()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<K,R>>	entrySet()
R	get(Object key)
boolean	isEmpty()
Iterator<R>	iterator()
Set<K>	keySet()
R	put(K key, R value)
void	putAll(Map<? extends K,? extends R> m)
R	remove(Object key)
int	size()
Collection<R>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Constructor Detail

RocksDBBasedMap

public RocksDBBasedMap(String rocksDbStoragePath)

Method Detail

size

public int size()

Specified by:

size in interface Map<K extends Serializable,R extends Serializable>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K extends Serializable,R extends Serializable>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K extends Serializable,R extends Serializable>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K extends Serializable,R extends Serializable>

get

public R get(Object key)

Specified by:

get in interface Map<K extends Serializable,R extends Serializable>

put

public R put(K key,
             R value)

Specified by:

put in interface Map<K extends Serializable,R extends Serializable>

remove

public R remove(Object key)

Specified by:

remove in interface Map<K extends Serializable,R extends Serializable>

putAll

public void putAll(Map<? extends K,? extends R> m)

Specified by:

putAll in interface Map<K extends Serializable,R extends Serializable>

clear

public void clear()

Specified by:

clear in interface Map<K extends Serializable,R extends Serializable>

keySet

public Set<K> keySet()

Specified by:

keySet in interface Map<K extends Serializable,R extends Serializable>

values

public Collection<R> values()

Specified by:

values in interface Map<K extends Serializable,R extends Serializable>

entrySet

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

Specified by:

entrySet in interface Map<K extends Serializable,R extends Serializable>

iterator

public Iterator<R> iterator()