org.apache.fop.pdf
Interface PDFEncryption

All Known Implementing Classes:

PDFEncryptionJCE

public interface PDFEncryption

This interface defines the contract for classes implementing PDF encryption.

Method Summary

void	applyFilter(AbstractPDFStream stream) Adds a PDFFilter to the PDFStream object
byte[]	encrypt(byte[] data, PDFObject refObj) Encrypt an array of bytes using a reference PDFObject for calculating the encryption key.
PDFEncryptionParams	getParams() Returns the encryption parameters.
java.lang.String	getTrailerEntry() Returns the trailer entry for encryption.
void	setParams(PDFEncryptionParams params) Sets the encryption parameters.

Method Detail

getParams

public PDFEncryptionParams getParams()

Returns the encryption parameters.

Returns:

the encryption parameters

setParams

public void setParams(PDFEncryptionParams params)

Sets the encryption parameters.

Parameters:

params - The parameterss to set

applyFilter

public void applyFilter(AbstractPDFStream stream)

Adds a PDFFilter to the PDFStream object

Parameters:

stream - the stream to add an encryption filter to

encrypt

public byte[] encrypt(byte[] data,
                      PDFObject refObj)

Encrypt an array of bytes using a reference PDFObject for calculating the encryption key.

Parameters:

data - data to encrypt

refObj - reference PDFObject

Returns:

byte[] the encrypted data

getTrailerEntry

public java.lang.String getTrailerEntry()

Returns the trailer entry for encryption.

Returns:

the trailer entry