com.cete.dynamicpdf.cryptography
Class Aes256Security

java.lang.Object
  com.cete.dynamicpdf.Security
      com.cete.dynamicpdf.cryptography.Aes256Security

public class Aes256Security
extends Security

AES 256 bit PDF security is compatible with PDF version 1.5 and higher and can be read with Adobe Acrobat Reader version 9 or higher. Older readers will not be able to read document encrypted with this security. Setting document version to lower values will throw an exception at the time of draw. For more details on AES 256 bit security take a look at the Security topic.

Licensing:
This class is a DynamicPDF Merger Standard Edition feature. One of the following licenses is required for non-evaluation usage:

• DynamicPDF Generator Enterprise Edition
• DynamicPDF Merger Enterprise Edition

View Example

Field Summary

Fields inherited from class com.cete.dynamicpdf.Security

text_Filter, text_Length, text_Standard

Constructor Summary

Aes256Security()
Initializes a new instance of the Aes256Security class.

Aes256Security(java.lang.String password)
Initializes a new instance of the Aes256Security class.

Aes256Security(java.lang.String ownerPassword, java.lang.String userPassword)
Initializes a new instance of the Aes256Security class.

Method Summary

void	draw(DocumentWriter writer, Encrypter encrypter) Draws the encrypter dictionary to the given DocumentWriter object.
boolean	getAllowAccessibility() Gets if accessibility programs should be able to read the documents text and images for the user.
boolean	getAllowDocumentAssembly() Gets if the document can be assembled and manipulated by the user.
boolean	getAllowFormFilling() Gets if form filling should be allowed by the user.
boolean	getAllowHighResolutionPrinting() Gets if the document can be printed at a high resolution by the user.
EncryptDocumentComponents	getDocumentComponents() Gets the documents components to be encrypted.
Encrypter	getEncrypter(byte[] id) Gets a 256 bit Encrypter object to be used for encrypting the document.
void	setAllowAccessibility(boolean value) Sets if accessibility programs should be able to read the documents text and images for the user.
void	setAllowDocumentAssembly(boolean value) Sets if the document can be assembled and manipulated by the user.
void	setAllowFormFilling(boolean value) Sets if form filling should be allowed by the user.
void	setAllowHighResolutionPrinting(boolean value) Sets if the document can be printed at a high resolution by the user.
void	setDocumentComponents(EncryptDocumentComponents value) Sets the documents components to be encrypted.

Methods inherited from class com.cete.dynamicpdf.Security

binPassword, getAllowCopy, getAllowEdit, getAllowPrint, getAllowUpdateAnnotsAndFields, getFiller, getOwnerPassword, getUserPassword, setAllowCopy, setAllowEdit, setAllowPrint, setAllowUpdateAnnotsAndFields, setOwnerPassword, setUserPassword

Methods inherited from class java.lang.Object

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

Constructor Detail

Aes256Security

public Aes256Security()

Initializes a new instance of the Aes256Security class.

Aes256Security

public Aes256Security(java.lang.String ownerPassword,
                      java.lang.String userPassword)

Initializes a new instance of the Aes256Security class.

Parameters:

ownerPassword - The owner password to open the document.

userPassword - The user password to open the document.

Aes256Security

public Aes256Security(java.lang.String password)

Initializes a new instance of the Aes256Security class.

Parameters:

password - The owner and user password to open the document.

Method Detail

setAllowFormFilling

public void setAllowFormFilling(boolean value)

Sets if form filling should be allowed by the user.

Parameters:

value - if form filling should be allowed by the user.

getAllowFormFilling

public boolean getAllowFormFilling()

Gets if form filling should be allowed by the user.

Returns:

boolean if form filling should be allowed by the user.

setAllowAccessibility

public void setAllowAccessibility(boolean value)

Sets if accessibility programs should be able to read the documents text and images for the user.

Parameters:

value - if accessibility programs should be able to read the documents text and images for the user.

getAllowAccessibility

public boolean getAllowAccessibility()

Gets if accessibility programs should be able to read the documents text and images for the user.

Returns:

boolean if accessibility programs should be able to read the documents text and images for the user.

setAllowDocumentAssembly

public void setAllowDocumentAssembly(boolean value)

Sets if the document can be assembled and manipulated by the user.

Parameters:

value - if the document can be assembled and manipulated by the user.

getAllowDocumentAssembly

public boolean getAllowDocumentAssembly()

Gets if the document can be assembled and manipulated by the user.

Returns:

boolean if the document can be assembled and manipulated by the user.

setAllowHighResolutionPrinting

public void setAllowHighResolutionPrinting(boolean value)

Sets if the document can be printed at a high resolution by the user.

Parameters:

value - if the document can be printed at a high resolution by the user.

getAllowHighResolutionPrinting

public boolean getAllowHighResolutionPrinting()

Gets if the document can be printed at a high resolution by the user.

Returns:

boolean if the document can be printed at a high resolution by the user.

setDocumentComponents

public void setDocumentComponents(EncryptDocumentComponents value)

Sets the documents components to be encrypted.

Parameters:

value - the documents components to be encrypted.

getDocumentComponents

public EncryptDocumentComponents getDocumentComponents()

Gets the documents components to be encrypted.

Returns:

the documents components to be encrypted.

getEncrypter

public Encrypter getEncrypter(byte[] id)

Gets a 256 bit Encrypter object to be used for encrypting the document.

Specified by:

getEncrypter in class Security

Parameters:

id - ID of the current PDF document. An Encrypter.

Returns:

An Encrypter.

See Also:

Encrypter

draw

public void draw(DocumentWriter writer,
                 Encrypter encrypter)

Draws the encrypter dictionary to the given DocumentWriter object.

Specified by:

draw in class Security

Parameters:

writer - DocumentWriter object to receive the output.

encrypter - Encrypter object used to encrypt the document.

See Also:

DocumentWriter, Encrypter