Class ElementCache<K extends IJavaElement & IOpenable>

java.lang.Object

org.aspectj.org.eclipse.jdt.internal.core.util.LRUCache<K, JavaElementInfo>

org.aspectj.org.eclipse.jdt.internal.core.OverflowingLRUCache<K, JavaElementInfo>

org.aspectj.org.eclipse.jdt.internal.core.ElementCache<K>

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

VerboseElementCache

public class ElementCache<K extends IJavaElement & IOpenable>
extends OverflowingLRUCache<K, JavaElementInfo>

An LRU cache of JavaElements.

Nested Class Summary

Nested classes/interfaces inherited from class LRUCache

LRUCache.LRUCacheEntry<K,V>, LRUCache.Stats

Field Summary

Fields inherited from class OverflowingLRUCache

loadFactor, overflow, timestampsOn

Fields inherited from class LRUCache

currentSpace, DEFAULT_SPACELIMIT, entryQueue, entryQueueTail, entryTable, spaceLimit, timestampCounter

Constructor Summary

Constructors

Constructor	Description
ElementCache(int size)	Constructs a new element cache of the given size.
ElementCache(int size, int overflow)	Constructs a new element cache of the given size.

Method Summary

Modifier and Type	Method	Description
protected boolean	close(LRUCache.LRUCacheEntry<K, JavaElementInfo> entry)	Returns true if the element is successfully closed and removed from the cache, otherwise false.
protected void	ensureSpaceLimit(JavaElementInfo info, IJavaElement parent)
protected ElementCache<K>	newInstance(int size, int newOverflow)	Returns a new instance of the reciever.
protected void	resetSpaceLimit(IJavaElement parent)

Methods inherited from class OverflowingLRUCache

clone, elements, fillingRatio, getEntryTable, getLoadFactor, getOverflow, makeSpace, printStats, privateRemoveEntry, privateRemoveEntry, put, remove, setLoadFactor, setSpaceLimit, shrink, toString, updateTimestamp

Methods inherited from class LRUCache

flush, flush, get, getCurrentSpace, getKey, getNewestTimestampCounter, getOldestElement, getOldestTimestampCounter, getSpaceLimit, keys, keysAndValues, newInstance, peek, privateAdd, privateAddEntry, removeKey, spaceFor, toStringContents, toStringFillingRation

Methods inherited from class Object

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

Constructor Details

ElementCache

public ElementCache(int size)

Constructs a new element cache of the given size.

ElementCache

public ElementCache(int size,
 int overflow)

Constructs a new element cache of the given size.

Method Details

close

protected boolean close(LRUCache.LRUCacheEntry<K, JavaElementInfo> entry)

Returns true if the element is successfully closed and removed from the cache, otherwise false.

NOTE: this triggers an external removal of this element by closing the element.

Specified by:

close in class OverflowingLRUCache<K extends IJavaElement & IOpenable, JavaElementInfo>

ensureSpaceLimit

protected void ensureSpaceLimit(JavaElementInfo info,
 IJavaElement parent)

newInstance

protected ElementCache<K> newInstance(int size,
 int newOverflow)

Description copied from class: OverflowingLRUCache

Returns a new instance of the reciever.

Specified by:

newInstance in class OverflowingLRUCache<K extends IJavaElement & IOpenable, JavaElementInfo>

resetSpaceLimit

protected void resetSpaceLimit(IJavaElement parent)