multivalent.std.adaptor.pdf
Class Encrypt

java.lang.Object
  multivalent.std.adaptor.pdf.Encrypt

public class Encrypt

extends java.lang.Object

Encryption handler: instantiate subclass according to Filter. Encryption applies to all strings and streams in the document's PDF file, but not to other object types.

Version:

$Revision: 1.13 $ $Date: 2003/08/29 04:00:10 $

See Also:

SecurityHandlerStandard, SecurityHandlerPublicKey

Constructor Summary

Encrypt(Dict edict, COSSource coss)
Constructs a new encryption object from parameters in an encryption dictionary.

Method Summary

CryptFilter	getCryptFilter(Dict stream) Returns crypt filter to use for stream.
CryptFilter	getCryptFilter(java.lang.String name) Returns crypt filter named name.
SecurityHandler	getSecurityHandler() Returns SecurityHandler associated with document.
CryptFilter	getStmF()
CryptFilter	getStrF()
int	getV()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Encrypt

public Encrypt(Dict edict,
               COSSource coss)

Constructs a new encryption object from parameters in an encryption dictionary.

Method Detail

getStmF

public CryptFilter getStmF()

getStrF

public CryptFilter getStrF()

getSecurityHandler

public SecurityHandler getSecurityHandler()

Returns SecurityHandler associated with document. It is unclear whether in PDF 1.5 a document can have more than one handler; if so this method will be removed in favor of such a method on CryptFilter.

getV

public int getV()

getCryptFilter

public CryptFilter getCryptFilter(java.lang.String name)

Returns crypt filter named name.

getCryptFilter

public CryptFilter getCryptFilter(Dict stream)
                           throws java.io.IOException

Returns crypt filter to use for stream. If PDF version is >=1.5, recognizes /Crypt filter, if any.

Throws:

java.io.IOException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object