org.verapdf.model.visitor.cos.pb

Class PBCosVisitor

java.lang.Object

org.verapdf.model.visitor.cos.pb.PBCosVisitor

All Implemented Interfaces:

ICOSVisitor

public final class PBCosVisitor
extends Object
implements ICOSVisitor

Implementation of ICOSVisitor which realize Visitor pattern. Current implementation create objects of abstract model implementation for corresponding objects of pdf box. Methods call from <? extends COSBase> objects using accept() method.

Author:

Evgeniy Muravitskiy

Method Summary

Modifier and Type	Method and Description
static PBCosVisitor	getInstance(PDDocument document, PDFAFlavour flavour)
Object	visitFromArray(COSArray obj) Notification of visit to Array object.
Object	visitFromBoolean(COSBoolean obj) Notification of visit to boolean object.
Object	visitFromDictionary(COSDictionary obj) Notification of visit to dictionary object.
Object	visitFromDocument(COSDocument obj) Notification of visit to document object.
Object	visitFromFloat(COSFloat obj) Notification of visit to float object.
Object	visitFromInt(COSInteger obj) Notification of visit to integer object.
Object	visitFromName(COSName obj) Notification of visit to name object.
Object	visitFromNull(COSNull obj) Notification of visit to null object.
static Object	visitFromObject(COSObject obj, PDDocument document, PDFAFlavour flavour) Notification of visiting in indirect object.
Object	visitFromStream(COSStream obj) Notification of visit to stream object.
Object	visitFromString(COSString obj) Notification of visit to string object.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static PBCosVisitor getInstance(PDDocument document,
                                       PDFAFlavour flavour)

visitFromArray

public Object visitFromArray(COSArray obj)

Notification of visit to Array object. Create a PBCosArray for corresponding COSArray.

Specified by:

visitFromArray in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosArray object

See Also:

PBCosArray

visitFromBoolean

public Object visitFromBoolean(COSBoolean obj)

Notification of visit to boolean object. Create a PBCosBool for corresponding COSBoolean.

Specified by:

visitFromBoolean in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosBool object

See Also:

PBCosBool

visitFromDictionary

public Object visitFromDictionary(COSDictionary obj)

Notification of visit to dictionary object. Create a PBCosFileSpecification COSDictionary if value of type key of obj is file specification. Otherwise create PBCosDict

Specified by:

visitFromDictionary in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosFileSpecification or PBCosDict

See Also:

PBCosDict, PBCosFileSpecification

visitFromDocument

public Object visitFromDocument(COSDocument obj)

Notification of visit to document object. Create a PBCosDocument for corresponding COSDocument.

Specified by:

visitFromDocument in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosDocument object

See Also:

PBCosDocument

visitFromFloat

public Object visitFromFloat(COSFloat obj)

Notification of visit to float object. Create a PBCosReal for corresponding COSFloat.

Specified by:

visitFromFloat in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosReal object

See Also:

PBCosReal

visitFromInt

public Object visitFromInt(COSInteger obj)

Notification of visit to integer object. Create a PBCosInteger for corresponding COSInteger.

Specified by:

visitFromInt in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosInteger object

See Also:

PBCosInteger

visitFromName

public Object visitFromName(COSName obj)

Notification of visit to name object. Create a PBCosName for corresponding COSName.

Specified by:

visitFromName in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosName object

See Also:

PBCosName

visitFromNull

public Object visitFromNull(COSNull obj)

Notification of visit to null object. Create a PBCosNull for corresponding COSNull.

Specified by:

visitFromNull in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosNull object

See Also:

PBCosNull

visitFromStream

public Object visitFromStream(COSStream obj)

Notification of visit to stream object. Create a PBCosStream for corresponding COSStream.

Specified by:

visitFromStream in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosStream object

See Also:

PBCosStream

visitFromString

public Object visitFromString(COSString obj)

Notification of visit to string object. Create a PBCosString for corresponding COSString.

Specified by:

visitFromString in interface ICOSVisitor

Parameters:

obj - The Object that is being visited.

Returns:

PBCosString object

See Also:

PBCosString

visitFromObject

public static Object visitFromObject(COSObject obj,
                                     PDDocument document,
                                     PDFAFlavour flavour)

Notification of visiting in indirect object. Create a PBCosIndirect for corresponding COSObject. COSObject#accept(ICOSVisitor) not accept indirect objects - its get direct content and accepting it.

Returns:

PBCosIndirect object

See Also:

PBCosIndirect, COSObject.accept(ICOSVisitor)