de.hybris.platform.util.collections.fast

Class YLongToIntMap

java.lang.Object

de.hybris.platform.util.collections.fast.YLongToIntMap

public class YLongToIntMap
extends java.lang.Object

Map which maps key of primitive type long to value of primitive type int.

Constructor Summary

Constructors

Constructor and Description
YLongToIntMap() Creates an empty map.
YLongToIntMap(int initialCapacity) Creates an empty map with preallocated space for entries.

Method Summary

Modifier and Type	Method and Description
int	get(long key) Gets a value mapped by a given key.
int	getEmptyValue() Returns value which indicates that no value has been returned by put or get method.
int	put(long key, int value) Puts a mapping between given key and given value to the map.
int	remove(long key) Removes mapping mapped by given key.

Methods inherited from class java.lang.Object

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

Constructor Detail

YLongToIntMap

public YLongToIntMap()

Creates an empty map.

YLongToIntMap

public YLongToIntMap(int initialCapacity)

Creates an empty map with preallocated space for entries.

Parameters:

initialCapacity - initial capacity of the map

Method Detail

getEmptyValue

public int getEmptyValue()

Returns value which indicates that no value has been returned by put or get method.

Returns:

"empty value"

See Also:

put(long, int), get(long)

put

public int put(long key,
               int value)

Puts a mapping between given key and given value to the map.

Parameters:

key - key of the mapping

value - value of the mapping

Returns:

previous value of the key, or an empty value if there was no given key in the map.

See Also:

getEmptyValue()

get

public int get(long key)

Gets a value mapped by a given key.

Parameters:

key - key of the mapping

Returns:

value associated with given key or an empty value if there is no given key in the map

remove

public int remove(long key)

Removes mapping mapped by given key.

Parameters:

key - key of the mapping

Returns:

value of removed key, or an empty value if there was no given key in the map.