PdfUA2TableOfContentsChecker

java.lang.Object
- com.itextpdf.pdfua.checkers.utils.ua2.PdfUA2TableOfContentsChecker

```
public final class PdfUA2TableOfContentsChecker
extends java.lang.Object
```
Utility class which performs table of contents check according to PDF/UA-2 specification.

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static class PdfUA2TableOfContentsChecker.PdfUA2TableOfContentsHandler
Handler class that checks TOCI tags while traversing the tag tree.

Field Summary

Fields
Modifier and Type Field Description

private PdfUAValidationContext context

Constructor Summary

Constructors
Constructor Description

PdfUA2TableOfContentsChecker(PdfUAValidationContext context)
Creates a new instance of PdfUA2TableOfContentsChecker.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`checkRefInTociStructElement(IStructureNode structNode)`	Checks that table of contents item identifies the target of the reference according to PDF/UA-2 specification.
`private static boolean`	`isRefPresent(PdfStructElem toci)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - context
```
private final PdfUAValidationContext context
```
- Constructor Detail
  - PdfUA2TableOfContentsChecker
```
public PdfUA2TableOfContentsChecker(PdfUAValidationContext context)
```
    Creates a new instance of PdfUA2TableOfContentsChecker.
    
    Parameters:
    
    context - the validation context
- Method Detail
  - checkRefInTociStructElement
```
public void checkRefInTociStructElement(IStructureNode structNode)
```
    Checks that table of contents item identifies the target of the reference according to PDF/UA-2 specification.
    Each TOCI in the table of contents shall identify the target of the reference using the Ref entry, either directly on the TOCI structure element itself or on a child structure element contained within, such as a Reference structure element.
    
    Parameters:
    
    structNode - TOCI structure element to check
    
    Throws:
    
    PdfUAConformanceException - if document has incorrect table of contents item
  - isRefPresent
```
private static boolean isRefPresent(PdfStructElem toci)
```