Package net.sf.ehcache.store.chm

Class SelectableConcurrentHashMap.Segment

java.lang.Object

java.util.concurrent.locks.ReentrantReadWriteLock

net.sf.ehcache.store.chm.SelectableConcurrentHashMap.Segment

All Implemented Interfaces:

java.io.Serializable, java.util.concurrent.locks.ReadWriteLock

Enclosing class:

SelectableConcurrentHashMap

public class SelectableConcurrentHashMap.Segment
extends java.util.concurrent.locks.ReentrantReadWriteLock

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.concurrent.locks.ReentrantReadWriteLock

java.util.concurrent.locks.ReentrantReadWriteLock.ReadLock, java.util.concurrent.locks.ReentrantReadWriteLock.WriteLock

Field Summary

Fields

Modifier and Type	Field	Description
protected int	count	The number of elements in this segment's region.
protected SelectableConcurrentHashMap.HashEntry[]	table	The per-segment table.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Segment(int initialCapacity, float lf)

Method Summary

Modifier and Type	Method	Description
protected void	clear()
protected SelectableConcurrentHashMap.HashEntry	createHashEntry(java.lang.Object key, int hash, SelectableConcurrentHashMap.HashEntry next, Element value, long sizeOf)
protected SelectableConcurrentHashMap.HashEntry	getFirst(int hash)	Returns properly casted first entry of bin for given hash.
protected java.util.Iterator<SelectableConcurrentHashMap.HashEntry>	iterator()
protected void	postInstall(java.lang.Object key, Element value)
protected void	preRemove(SelectableConcurrentHashMap.HashEntry e)
protected Element	put(java.lang.Object key, int hash, Element value, long sizeOf, boolean onlyIfAbsent, boolean fire)
void	recalculateSize(java.lang.Object key, int hash)
protected SelectableConcurrentHashMap.HashEntry	relinkHashEntry(SelectableConcurrentHashMap.HashEntry e, SelectableConcurrentHashMap.HashEntry next)

Methods inherited from class java.util.concurrent.locks.ReentrantReadWriteLock

getOwner, getQueuedReaderThreads, getQueuedThreads, getQueuedWriterThreads, getQueueLength, getReadHoldCount, getReadLockCount, getWaitingThreads, getWaitQueueLength, getWriteHoldCount, hasQueuedThread, hasQueuedThreads, hasWaiters, isFair, isWriteLocked, isWriteLockedByCurrentThread, readLock, toString, writeLock

Methods inherited from class java.lang.Object

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

Field Detail

count

protected volatile int count

The number of elements in this segment's region.

table

protected volatile SelectableConcurrentHashMap.HashEntry[] table

The per-segment table.

Constructor Detail

Segment

protected Segment(int initialCapacity,
                  float lf)

Method Detail

preRemove

protected void preRemove(SelectableConcurrentHashMap.HashEntry e)

postInstall

protected void postInstall(java.lang.Object key,
                           Element value)

getFirst

protected SelectableConcurrentHashMap.HashEntry getFirst(int hash)

Returns properly casted first entry of bin for given hash.

createHashEntry

protected SelectableConcurrentHashMap.HashEntry createHashEntry(java.lang.Object key,
                                                                int hash,
                                                                SelectableConcurrentHashMap.HashEntry next,
                                                                Element value,
                                                                long sizeOf)

relinkHashEntry

protected SelectableConcurrentHashMap.HashEntry relinkHashEntry(SelectableConcurrentHashMap.HashEntry e,
                                                                SelectableConcurrentHashMap.HashEntry next)

clear

protected void clear()

recalculateSize

public void recalculateSize(java.lang.Object key,
                            int hash)

put

protected Element put(java.lang.Object key,
                      int hash,
                      Element value,
                      long sizeOf,
                      boolean onlyIfAbsent,
                      boolean fire)

iterator

protected java.util.Iterator<SelectableConcurrentHashMap.HashEntry> iterator()