Package com.itextpdf.kernel.utils

Class NullCopyFilter

java.lang.Object

com.itextpdf.kernel.utils.NullCopyFilter

All Implemented Interfaces:

ICopyFilter

       public final class NullCopyFilter extends Object implements ICopyFilter
      

A no-op ICopyFilter instance, used as default.

Method Summary

Modifier and Type	Method	Description
static NullCopyFilter	getInstance()	Getter for an instance of NullCopyFilter.
boolean	shouldProcess(PdfObject newParent, PdfName name, PdfObject value)	Verifies whether a PdfObject should be copied in the copying flow.

Methods inherited from class java.lang.Object

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

Method Details

getInstance

             public static NullCopyFilter getInstance()
            

Getter for an instance of NullCopyFilter.

Returns:

NullCopyFilter instance

shouldProcess

             public boolean shouldProcess
             (PdfObject newParent, PdfName name, PdfObject value)
            

Description copied from interface: ICopyFilter

Verifies whether a PdfObject should be copied in the copying flow. The filter class has to take care of alternative ways to process the PdfObject if needed. When more than one filter should be used, it is upon the user to chain them together.

Specified by:

shouldProcess in interface ICopyFilter

Parameters:

newParent - the parent in the target of the PdfObject to be checked

name - the name of the PdfObject if the parent is a PdfDictionary

value - the PdfObject toi be checked

Returns:

true, the PdfObject will be copied, false it will not be copied