Class AbstractAvoidDuplicatesTagTreeIteratorHandler

java.lang.Object

com.itextpdf.kernel.pdf.tagutils.AbstractAvoidDuplicatesTagTreeIteratorHandler

All Implemented Interfaces:

ITagTreeIteratorHandler

Direct Known Subclasses:

TagTreeIteratorFlusher, TagTreePointer.RoleFinderHandler

public abstract class AbstractAvoidDuplicatesTagTreeIteratorHandler
extends Object
implements ITagTreeIteratorHandler

Handler for TagTreeIterator. It is used to check whether specific element should be traversed. It doesn't accept elements which have been traversed before.

Field Summary

Fields

Modifier and Type	Field	Description
private final Set<PdfObject>	processedObjects

Constructor Summary

Constructors

Constructor	Description
AbstractAvoidDuplicatesTagTreeIteratorHandler()

Method Summary

Modifier and Type	Method	Description
boolean	accept(IStructureNode node)	Checks whether the element should be traversed.

Methods inherited from class Object

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

Methods inherited from interface ITagTreeIteratorHandler

processElement

Field Details

processedObjects

private final Set<PdfObject> processedObjects

Constructor Details

AbstractAvoidDuplicatesTagTreeIteratorHandler

public AbstractAvoidDuplicatesTagTreeIteratorHandler()

Method Details

accept

public boolean accept(IStructureNode node)

Description copied from interface: ITagTreeIteratorHandler

Checks whether the element should be traversed.

Specified by:

accept in interface ITagTreeIteratorHandler

Parameters:

node - the element to check

Returns:

true if the iteration should be continued, false otherwise