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.

Nested Class Summary

protected class

JRAbstractLRUVirtualizer.Cache.LRUScanMap

Method Summary

JRVirtualizable	get(java.lang.String id)
protected JRVirtualizable	getMapValue(java.lang.Object 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 java.lang.Object	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(java.lang.Object val)

toMapValue

protected java.lang.Object toMapValue(JRVirtualizable val)

purge

protected void purge()

get

public JRVirtualizable get(java.lang.String id)

put

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

remove

public JRVirtualizable remove(java.lang.String id)

idIterator

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