org.apache.ignite.internal.util

Class GridHandleTable

java.lang.Object

org.apache.ignite.internal.util.GridHandleTable

public class GridHandleTable
extends Object

Lightweight identity hash table which maps objects to integer handles, assigned in ascending order.

Constructor Summary

Constructors

Constructor and Description
GridHandleTable(int initCap, float loadFactor) Creates new HandleTable with given capacity and load factor.

Method Summary

Modifier and Type	Method and Description
void	clear() Resets table to its initial (empty) state.
Object[]	objects()
int	putIfAbsent(Object obj) Looks up and returns handle associated with the given object.

Methods inherited from class java.lang.Object

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

Constructor Detail

GridHandleTable

public GridHandleTable(int initCap,
                       float loadFactor)

Creates new HandleTable with given capacity and load factor.

Parameters:

initCap - Initial capacity.

loadFactor - Load factor.

Method Detail

putIfAbsent

public int putIfAbsent(Object obj)

Looks up and returns handle associated with the given object. If the given object was not found, puts it into the table and returns -1.

Parameters:

obj - Object.

Returns:

Object's handle or -1 if it was not in the table.

clear

public void clear()

Resets table to its initial (empty) state.

objects

public Object[] objects()

Returns:

Returns objects that were added to handles table.