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Java Source Code / Java Documentation » PDF » jPod » de.intarsys.pdf.crypt 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   de.intarsys.pdf.crypt.AbstractSecurityHandler
      de.intarsys.pdf.crypt.StandardSecurityHandler

All known Subclasses:   de.intarsys.pdf.crypt.StandardSecurityHandlerR2,  de.intarsys.pdf.crypt.StandardSecurityHandlerR4,  de.intarsys.pdf.crypt.StandardSecurityHandlerR3,
StandardSecurityHandler
abstract public class StandardSecurityHandler extends AbstractSecurityHandler (Code)
The standard security handler as specified in the PDF reference.

It supports the implementation up to and including revision 4.



Field Summary
final public static  intDEFAULT_ACCESS_PERMISSIONS
     The default value for the access permission flags.
final public static  COSNameDK_EncryptMetadata
    
final public static  COSNameDK_O
    
final public static  COSNameDK_P
    
final public static  COSNameDK_R
    
final public static  COSNameDK_U
    
protected static  byte[]PADDING
     The padding sequence as defined in the spec.
protected static  byte[]USER_R3_PADDING
     A dummy padding sequence for the revision 3 variant.

Constructor Summary
public  StandardSecurityHandler()
    

Method Summary
public  voidauthenticate(IPasswordProvider passwordProvider)
    
abstract protected  booleanauthenticateOwner(byte[] owner)
    
abstract protected  booleanauthenticateUser(byte[] user)
    
abstract protected  IAccessPermissionscreateAccessPermissions()
    
abstract protected  byte[]createCryptKey(byte[] password)
    
abstract protected  byte[]createOwnerPassword(byte[] owner, byte[] user)
    
abstract protected  byte[]createUserPassword(byte[] user)
    
public  byte[]decrypt(COSObjectKey key, byte[] bytes)
    
public  byte[]encrypt(COSObjectKey key, byte[] bytes)
    
protected  intgetAccessPermissionValue()
    
public  IAccessPermissionsgetAccessPermissions()
    
public  byte[]getCryptKey()
    
protected  byte[]getFileIdentifier()
    
protected  byte[]getO()
    
protected  byte[]getPBytes()
    
protected  intgetRevision()
    
protected  byte[]getU()
    
public  voidinit(STDocument document, COSEncryption encryption)
    
protected  booleanisEncryptMetadata()
    
protected  byte[]prepareBytes(byte[] bytes)
    
protected  voidsetAccessPermissionValue(int newValue)
    
protected  voidsetAccessPermissions(IAccessPermissions accessPermissions)
    
protected  voidsetCryptKey(byte[] key)
    
protected  voidsetFileIdentifier(byte[] fileIdentifier)
    

Field Detail
DEFAULT_ACCESS_PERMISSIONS
final public static int DEFAULT_ACCESS_PERMISSIONS(Code)
The default value for the access permission flags.

Everything is allowed, only the reserved flags are zero.




DK_EncryptMetadata
final public static COSName DK_EncryptMetadata(Code)



DK_O
final public static COSName DK_O(Code)



DK_P
final public static COSName DK_P(Code)



DK_R
final public static COSName DK_R(Code)



DK_U
final public static COSName DK_U(Code)



PADDING
protected static byte[] PADDING(Code)
The padding sequence as defined in the spec.



USER_R3_PADDING
protected static byte[] USER_R3_PADDING(Code)
A dummy padding sequence for the revision 3 variant.




Constructor Detail
StandardSecurityHandler
public StandardSecurityHandler()(Code)




Method Detail
authenticate
public void authenticate(IPasswordProvider passwordProvider) throws COSSecurityException(Code)



authenticateOwner
abstract protected boolean authenticateOwner(byte[] owner) throws COSSecurityException(Code)



authenticateUser
abstract protected boolean authenticateUser(byte[] user) throws COSSecurityException(Code)



createAccessPermissions
abstract protected IAccessPermissions createAccessPermissions()(Code)



createCryptKey
abstract protected byte[] createCryptKey(byte[] password) throws COSSecurityException(Code)



createOwnerPassword
abstract protected byte[] createOwnerPassword(byte[] owner, byte[] user) throws COSSecurityException(Code)



createUserPassword
abstract protected byte[] createUserPassword(byte[] user) throws COSSecurityException(Code)



decrypt
public byte[] decrypt(COSObjectKey key, byte[] bytes) throws COSSecurityException(Code)



encrypt
public byte[] encrypt(COSObjectKey key, byte[] bytes) throws COSSecurityException(Code)



getAccessPermissionValue
protected int getAccessPermissionValue()(Code)



getAccessPermissions
public IAccessPermissions getAccessPermissions()(Code)



getCryptKey
public byte[] getCryptKey()(Code)



getFileIdentifier
protected byte[] getFileIdentifier()(Code)



getO
protected byte[] getO()(Code)



getPBytes
protected byte[] getPBytes()(Code)



getRevision
protected int getRevision()(Code)



getU
protected byte[] getU()(Code)



init
public void init(STDocument document, COSEncryption encryption) throws COSSecurityException(Code)



isEncryptMetadata
protected boolean isEncryptMetadata()(Code)



prepareBytes
protected byte[] prepareBytes(byte[] bytes)(Code)



setAccessPermissionValue
protected void setAccessPermissionValue(int newValue)(Code)



setAccessPermissions
protected void setAccessPermissions(IAccessPermissions accessPermissions)(Code)



setCryptKey
protected void setCryptKey(byte[] key)(Code)



setFileIdentifier
protected void setFileIdentifier(byte[] fileIdentifier)(Code)



Methods inherited from de.intarsys.pdf.crypt.AbstractSecurityHandler
public COSEncryption getEncryption()(Code)(Java Doc)
public void init(STDocument document, COSEncryption pEncryption) throws COSSecurityException(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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