de.intarsys.pdf.cos
Interface ICOSObjectVisitor

All Known Implementing Classes:

COSObjectWalkerDeep, COSObjectWalkerShallow, COSWriter

public interface ICOSObjectVisitor

An interface for visiting a COS object structure.

Method Summary

Object	visitFromArray(COSArray array) Notification of visit to COSArray object.
Object	visitFromBoolean(COSBoolean bool) Notification of visit to COSBoolean object.
Object	visitFromDictionary(COSDictionary dict) Notification of visit to COSDictionary object.
Object	visitFromFixed(COSFixed fixed) Notification of visit to COSFixed object.
Object	visitFromIndirectObject(COSIndirectObject indirect) Notification of visit to COSIndirectObject object.
Object	visitFromInteger(COSInteger integer) Notification of visit to COSInteger object.
Object	visitFromName(COSName name) Notification of visit to COSName object.
Object	visitFromNull(COSNull nullObj) Notification of visit to COSNull object.
Object	visitFromStream(COSStream stream) Notification of visit to COSStream object.
Object	visitFromString(COSString string) Notification of visit to COSString object.

Method Detail

visitFromArray

Object visitFromArray(COSArray array)
                      throws COSVisitorException

Notification of visit to COSArray object.

Parameters:

array - 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.

visitFromBoolean

Object visitFromBoolean(COSBoolean bool)
                        throws COSVisitorException

Notification of visit to COSBoolean object.

Parameters:

bool - 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.

visitFromDictionary

Object visitFromDictionary(COSDictionary dict)
                           throws COSVisitorException

Notification of visit to COSDictionary object.

Parameters:

dict - 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.

visitFromFixed

Object visitFromFixed(COSFixed fixed)
                      throws COSVisitorException

Notification of visit to COSFixed object.

Parameters:

fixed - 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.

visitFromInteger

Object visitFromInteger(COSInteger integer)
                        throws COSVisitorException

Notification of visit to COSInteger object.

Parameters:

integer - 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.

visitFromName

Object visitFromName(COSName name)
                     throws COSVisitorException

Notification of visit to COSName object.

Parameters:

name - 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.

visitFromNull

Object visitFromNull(COSNull nullObj)
                     throws COSVisitorException

Notification of visit to COSNull object.

Parameters:

nullObj - 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.

visitFromStream

Object visitFromStream(COSStream stream)
                       throws COSVisitorException

Notification of visit to COSStream object.

Parameters:

stream - 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.

visitFromString

Object visitFromString(COSString string)
                       throws COSVisitorException

Notification of visit to COSString object.

Parameters:

string - 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.

visitFromIndirectObject

Object visitFromIndirectObject(COSIndirectObject indirect)
                               throws COSVisitorException

Notification of visit to COSIndirectObject object.

Parameters:

indirect - 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.