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Java Source Code / Java Documentation » PDF » jPod » de.intarsys.pdf.crypt

Source Cross Reference

Class Diagram

Java Document (Java Doc)

de.intarsys.pdf.crypt .ICryptHandler

All known Subclasses:   de.intarsys.pdf.crypt .AbstractCryptHandler,
ICryptHandler
public interface ICryptHandler (Code)
The encryption/decryption algorithm for a PDF document. This object does the real crypt work, whereas the context like initialization steps, authenthication, authorization is done by the ISecurityHandler and ISystemSecurityHandler .
PDF security /V4 defines two standard algorithms, RC4 and AES based. Additionally a transparent algorithm provided by a ISecurityHandler can be used.

Method Summary
public byte[] decrypt(COSObjectKey key, byte[] bytes)
     Decrypt any bytes in the context of COSObject referenced by the provided key.
public byte[] encrypt(COSObjectKey key, byte[] bytes)
     Encrypt any bytes in the context of COSObject referenced by the provided key.

Method Detail
decrypt
public byte[] decrypt(COSObjectKey key, byte[] bytes) throws COSSecurityException(Code)
Decrypt any bytes in the context of COSObject referenced by the provided key.
Parameters:
  key - of the object which provides the context
Parameters:
  bytes - to decrypt the decrypted bytes
throws:
  COSSecurityException -

encrypt
public byte[] encrypt(COSObjectKey key, byte[] bytes) throws COSSecurityException(Code)
Encrypt any bytes in the context of COSObject referenced by the provided key.
Parameters:
  key - of the object which provides the context
Parameters:
  bytes - to decrypt the encrypted bytes
throws:
  COSSecurityException -

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