Package org.apache.ignite.internal.util.collection

Class IntRWHashMap<V>

java.lang.Object

org.apache.ignite.internal.util.collection.IntRWHashMap<V>

All Implemented Interfaces:

IntMap<V>

public class IntRWHashMap<V>
extends Object
implements IntMap<V>

Read-write lock wrapper for IntMap.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ignite.internal.util.collection.IntMap

IntMap.EntryConsumer<V,E extends Throwable>

Constructor Summary

Constructors

Constructor	Description
IntRWHashMap()	Default constructor.

Method Summary

Modifier and Type	Method	Description
void	clear()	Removes all of the mappings from this map.
boolean	containsKey(int key)	Returns true if the map contains the key, otherwise false.
boolean	containsValue(V val)	Returns true if the map contains one or more values, otherwise false.
<E extends Throwable> void	forEach(IntMap.EntryConsumer<V,E> act)	This method work under a read lock, be careful with long operations inside.
V	get(int key)	Returns value associated with the key. if the map doesn't contain the key, returns null.
boolean	isEmpty()	Returns true if this map contains no key-value mappings.
int[]	keys()	Returns array of keys.
V	put(int key, V val)	Save the pair into the map.
V	putIfAbsent(int key, V val)	Does put into the map if a pair isn't present, otherwise returns stored value.
V	remove(int key)
int	size()	Returns count of elements.
String	toString()
Collection<V>	values()	Returns a collection of values.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.util.collection.IntMap

computeIfAbsent

Constructor Detail

IntRWHashMap

public IntRWHashMap()

Default constructor.

Method Detail

get

public V get(int key)

Returns value associated with the key. if the map doesn't contain the key, returns null.

Specified by:

get in interface IntMap<V>

Parameters:

key - key with which the specified value is to be associated.

put

public V put(int key,
             V val)

Save the pair into the map. If a pair is present, returns old value and store new.

Specified by:

put in interface IntMap<V>

Parameters:

key - key with which the specified value is to be associated.

val - value to be associated with the specified key.

remove

public V remove(int key)

Specified by:

remove in interface IntMap<V>

Parameters:

key - key with which the specified value is to be associated.

putIfAbsent

public V putIfAbsent(int key,
                     V val)

Does put into the map if a pair isn't present, otherwise returns stored value.

Specified by:

putIfAbsent in interface IntMap<V>

Parameters:

key - key with which the specified value is to be associated..

val - value to be associated with the specified key..

forEach

public <E extends Throwable> void forEach(IntMap.EntryConsumer<V,E> act)
                                   throws E extends Throwable

This method work under a read lock, be careful with long operations inside.

Specified by:

forEach in interface IntMap<V>

Parameters:

act - Action.

Throws:

E extends Throwable

size

public int size()

Returns count of elements.

Specified by:

size in interface IntMap<V>

isEmpty

public boolean isEmpty()

Returns true if this map contains no key-value mappings.

Specified by:

isEmpty in interface IntMap<V>

keys

public int[] keys()

Returns array of keys.

Specified by:

keys in interface IntMap<V>

values

public Collection<V> values()

Returns a collection of values.

Specified by:

values in interface IntMap<V>

containsKey

public boolean containsKey(int key)

Returns true if the map contains the key, otherwise false.

Specified by:

containsKey in interface IntMap<V>

Parameters:

key - tests key value.

containsValue

public boolean containsValue(V val)

Returns true if the map contains one or more values, otherwise false.

Specified by:

containsValue in interface IntMap<V>

Parameters:

val - value to be associated with the specified key.

clear

public void clear()

Removes all of the mappings from this map.

Specified by:

clear in interface IntMap<V>

toString

public String toString()

Overrides:

toString in class Object