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 java.lang.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 java.util.Set<PdfObject> processedObjects
- Constructor Summary
  
  Constructors
  Constructor Description
  
  AbstractAvoidDuplicatesTagTreeIteratorHandler()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  boolean accept(IStructureNode node)
  Checks whether the element should be traversed.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface com.itextpdf.kernel.pdf.tagutils.ITagTreeIteratorHandler
    processElement

- Field Detail
  - processedObjects
```
private final java.util.Set<PdfObject> processedObjects
```
- Constructor Detail
  - AbstractAvoidDuplicatesTagTreeIteratorHandler
```
public AbstractAvoidDuplicatesTagTreeIteratorHandler()
```
- Method Detail
  - 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