Class PagedChannelRandomAccessSource.MRU<E>

java.lang.Object

com.itextpdf.io.source.PagedChannelRandomAccessSource.MRU<E>

Enclosing class:

PagedChannelRandomAccessSource

private static class PagedChannelRandomAccessSource.MRU<E>
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private final int	limit	The maximum number of entries held by this MRU
private LinkedList<E>	queue	Backing list for managing the MRU

Constructor Summary

Constructors

Constructor	Description
MRU(int limit)	Constructs an MRU with the specified size

Method Summary

Modifier and Type	Method	Description
E	enqueue(E newElement)	Adds an element to the MRU.

Methods inherited from class Object

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

Field Details

limit

private final int limit

The maximum number of entries held by this MRU

queue

private LinkedList<E> queue

Backing list for managing the MRU

Constructor Details

MRU

public MRU(int limit)

Constructs an MRU with the specified size

Parameters:

limit - the limit

Method Details

enqueue

public E enqueue(E newElement)

Adds an element to the MRU. If the element is already in the MRU, it is moved to the top.

Parameters:

newElement - the element to add

Returns:

the element that was removed from the MRU to make room for the new element, or null if no element needed to be removed