de.intarsys.pdf.cos

Class COSObjectWalkerDeep

java.lang.Object

de.intarsys.pdf.cos.COSObjectWalkerShallow

de.intarsys.pdf.cos.COSObjectWalkerDeep

All Implemented Interfaces:

ICOSObjectVisitor

public class COSObjectWalkerDeep
extends COSObjectWalkerShallow

Adapter implementation for visiting a COS object structure, including indirect references.

Every object in the potential cyclic data structure is visited exactly once.

Constructor Summary

Constructors

Constructor and Description
COSObjectWalkerDeep()
COSObjectWalkerDeep(boolean forceSwap)
COSObjectWalkerDeep(boolean forceSwap, boolean swapAlways)

Method Summary

Methods

Modifier and Type	Method and Description
Set	getVisited()
Object	visitFromIndirectObject(COSIndirectObject io) Notification of visit to COSIndirectObject object.

Methods inherited from class de.intarsys.pdf.cos.COSObjectWalkerShallow

visitFromArray, visitFromBoolean, visitFromDictionary, visitFromFixed, visitFromInteger, visitFromName, visitFromNull, visitFromStream, visitFromString

Methods inherited from class java.lang.Object

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

Constructor Detail

COSObjectWalkerDeep

public COSObjectWalkerDeep()

COSObjectWalkerDeep

public COSObjectWalkerDeep(boolean forceSwap)

COSObjectWalkerDeep

public COSObjectWalkerDeep(boolean forceSwap,
                   boolean swapAlways)

Method Detail

getVisited

public Set getVisited()

visitFromIndirectObject

public Object visitFromIndirectObject(COSIndirectObject io)
                               throws COSVisitorException

Description copied from interface: ICOSObjectVisitor

Notification of visit to COSIndirectObject object.

Specified by:

visitFromIndirectObject in interface ICOSObjectVisitor

Overrides:

visitFromIndirectObject in class COSObjectWalkerShallow

Parameters:

io - The Object that is being visited.

Returns:

any Object depending on the visitor implementation, or null

Throws:

COSVisitorException - If there is an error while visiting this object.