org.apache.solr.store.blockcache

Class BlockLocks

java.lang.Object

org.apache.solr.store.blockcache.BlockLocks

public class BlockLocks
extends Object

WARNING: This API is experimental and might change in incompatible ways in the next release.

Constructor Summary

Constructors

Constructor and Description
BlockLocks(long numBits)

Method Summary

Methods

Modifier and Type	Method and Description
void	clear(int index)
int	nextClearBit(int index) Find the next clear bit in the bit set.
boolean	set(int index) Thread safe set operation that will set the bit if and only if the bit was not previously set.

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockLocks

public BlockLocks(long numBits)

Method Detail

nextClearBit

public int nextClearBit(int index)

Find the next clear bit in the bit set.

Parameters:

index - index

Returns:

next next bit

set

public boolean set(int index)

Thread safe set operation that will set the bit if and only if the bit was not previously set.

Parameters:

index - the index position to set.

Returns:

returns true if the bit was set and false if it was already set.

clear

public void clear(int index)