Algorithm3

java.lang.Object

org.sejda.sambox.encryption.Algorithm3

All Implemented Interfaces:: PasswordAlgorithm

class Algorithm3 extends Object implements PasswordAlgorithm

Algorithm 3 as defined in Chap 7.6.3.4 of PDF 32000-1:2008

Field Summary

Fields

Modifier and Type

Field

Description

private final MessageDigest

digest

private final ARC4Engine

engine
Constructor Summary

Constructors

Constructor

Description

Algorithm3()
Method Summary

Modifier and Type

Method

Description

byte[]

computePassword(EncryptionContext context)

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- digest
  
  private final MessageDigest digest
- engine
  
  private final ARC4Engine engine
Constructor Details
- Algorithm3
  
  Algorithm3()
Method Details
- computePassword
  
  public byte[] computePassword(EncryptionContext context)
  
  Specified by:
  
  computePassword in interface PasswordAlgorithm
  
  Returns:
  
  the computed password based on the given input security params