net.sf.jasperreports.engine.fill
Class JRAbstractLRUVirtualizer.Cache

java.lang.Object
  net.sf.jasperreports.engine.fill.JRAbstractLRUVirtualizer.Cache

Enclosing class:

JRAbstractLRUVirtualizer

protected class JRAbstractLRUVirtualizer.Cache
extends java.lang.Object

This class keeps track of how many objects are currently in memory, and when there are too many, it pushes the last touched one to disk.

Method Summary

boolean	contains(java.lang.String id)
java.util.List<JRVirtualizable>	evictionCandidates()
JRVirtualizable	get(java.lang.String id)
protected JRVirtualizable	getMapValue(JRAbstractLRUVirtualizer.CacheReference val)
java.util.Iterator<java.lang.String>	idIterator()
protected void	purge()
JRVirtualizable	put(java.lang.String id, JRVirtualizable o)
JRVirtualizable	remove(java.lang.String id)
protected JRAbstractLRUVirtualizer.CacheReference	toMapValue(JRVirtualizable val)

Methods inherited from class java.lang.Object

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

Method Detail

getMapValue

protected JRVirtualizable getMapValue(JRAbstractLRUVirtualizer.CacheReference val)

toMapValue

protected JRAbstractLRUVirtualizer.CacheReference toMapValue(JRVirtualizable val)

purge

protected void purge()

contains

public boolean contains(java.lang.String id)

get

public JRVirtualizable get(java.lang.String id)

put

public JRVirtualizable put(java.lang.String id,
                           JRVirtualizable o)

evictionCandidates

public java.util.List<JRVirtualizable> evictionCandidates()

remove

public JRVirtualizable remove(java.lang.String id)

idIterator

public java.util.Iterator<java.lang.String> idIterator()