Packages

com.aspose.pdf.facades

Interfaces

Classes

java.lang.Object
- com.aspose.pdf.facades.Facade
- - com.aspose.pdf.facades.SaveableFacade
  - - com.aspose.pdf.facades.PdfFileSecurity

All Implemented Interfaces:

com.aspose.ms.System.IDisposable, IFacade, ISaveableFacade
```
public final class PdfFileSecurity
extends SaveableFacade
implements com.aspose.ms.System.IDisposable
```
Represents encrypting or decrypting a Pdf file with owner or user password, changing the security setting and password.

Constructor Summary

Constructors
Constructor and Description
`PdfFileSecurity()` Initialize the object of PdfFileSecurity.
`PdfFileSecurity(IDocument document)` Initializes new `PdfFileSecurity` object on base of the `document`.
`PdfFileSecurity(IDocument document, OutputStream outputStream)` Deprecated.
`PdfFileSecurity(IDocument document, String outputFile)` Deprecated.
`PdfFileSecurity(InputStream inputStream, OutputStream outputStream)` Deprecated.
`PdfFileSecurity(String inputFile, String outputFile)` Deprecated.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method and Description
`void`	`bindPdf(InputStream srcStream)` Initializes the facade.
`void`	`bindPdf(String srcFile)` Initializes the facade.
`boolean`	`changePassword(String ownerPassword, String newUserPassword, String newOwnerPassword)` Changes the user password and owner password by owner password, keeps the original security settings.
`boolean`	`changePassword(String ownerPassword, String newUserPassword, String newOwnerPassword, DocumentPrivilege privilege, int keySize)` Changes the user password and password by owner password, allows to reset Pdf documnent security.
`boolean`	`changePassword(String ownerPassword, String newUserPassword, String newOwnerPassword, DocumentPrivilege privilege, int keySize, int cipher)` Changes the user password and password by owner password, allows to reset Pdf documnent security.
`void`	`close()` Closes the facade.
`boolean`	`decryptFile(String ownerPassword)` Decrypts an encrypted Pdf document by owner password.
`void`	`dispose()` Closes the facade.
`boolean`	`encryptFile(String userPassword, String ownerPassword, DocumentPrivilege privilege, int keySize)` Encrypts Pdf file with userpassword and ownerpassword and sets the document's privileges to access.
`boolean`	`encryptFile(String userPassword, String ownerPassword, DocumentPrivilege privilege, int keySize, int cipher)` Encrypts Pdf file with userpassword and ownerpassword and sets the document's privileges to access.
`void`	`setInputFile(String value)` Deprecated.
`void`	`setInputStream(InputStream value)` Deprecated.
`void`	`setOutputFile(String value)` Deprecated.
`void`	`setOutputStream(OutputStream value)` Deprecated.
`boolean`	`setPrivilege(DocumentPrivilege privilege)` Sets Pdf file security with empty user/owner passwords.
`boolean`	`setPrivilege(String userPassword, String ownerPassword, DocumentPrivilege privilege)` Sets Pdf file security with original password.

Methods inherited from class com.aspose.pdf.facades.SaveableFacade
save, save

Methods inherited from class com.aspose.pdf.facades.Facade
bindPdf, bindPdf, bindPdf, getDocument

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

Methods inherited from interface com.aspose.pdf.facades.IFacade
bindPdf

Constructor Detail
- PdfFileSecurity
```
@Deprecated
public PdfFileSecurity(InputStream inputStream,
                                    OutputStream outputStream)
```
  Deprecated.
  
  Initialize the object of PdfFileSecurity with input and output stream.
  
  Obsolete("Use constructor without destination.")
  
  Parameters:
  
  inputStream - Input Pdf Stream.
  
  outputStream - Output Pdf Stream.
- PdfFileSecurity
```
@Deprecated
public PdfFileSecurity(String inputFile,
                                    String outputFile)
```
  Deprecated.
  
  Initializes the object of PdfFileSecurity with input and output file.
  
  Obsolete("Use constructor without destination.")
  
  Parameters:
  
  inputFile - Source input Pdf file.
  
  outputFile - Output Pdf file.
- PdfFileSecurity
```
public PdfFileSecurity()
```
  Initialize the object of PdfFileSecurity.
- PdfFileSecurity
```
public PdfFileSecurity(IDocument document)
```
  Initializes new PdfFileSecurity object on base of the document.
  
  Parameters:
  
  document - Pdf document.
- PdfFileSecurity
```
@Deprecated
public PdfFileSecurity(IDocument document,
                                    String outputFile)
```
  Deprecated.
  
  Initializes new PdfFileSecurity object on base of the document.
  
  Obsolete("Use constructor without destination.")
  
  Parameters:
  
  document - Pdf document.
  
  outputFile - Output Pdf file.
- PdfFileSecurity
```
@Deprecated
public PdfFileSecurity(IDocument document,
                                    OutputStream outputStream)
```
  Deprecated.
  
  Initializes new PdfFileSecurity object on base of the document.
  
  Obsolete("Use constructor without destination.")
  
  Parameters:
  
  document - Pdf document.
  
  outputStream - Output Pdf Stream.

Method Detail

setInputFile
```
@Deprecated
public void setInputFile(String value)
```
Deprecated.

Sets the input file.
Obsolete("Use bindPdf(inputStream) method for facade initialization.")

Parameters:

value - String object

setInputStream
```
@Deprecated
public void setInputStream(InputStream value)
```
Deprecated.

Sets the input stream.
Obsolete("Use bindPdf(inputStream) method for facade initialization.")

Parameters:

value - InputStream object

setOutputFile
```
@Deprecated
public void setOutputFile(String value)
```
Deprecated.

Sets the output file.
Obsolete("Use save(outputStream) method for getting facade results.")

Parameters:

value - String object

setOutputStream
```
@Deprecated
public void setOutputStream(OutputStream value)
```
Deprecated.

Sets the output stream.
Obsolete("Use save(outputStream) method for getting facade results.")

Parameters:

value - OutputStream object

encryptFile

public boolean encryptFile(String userPassword,
                           String ownerPassword,
                           DocumentPrivilege privilege,
                           int keySize)

 String inFile = "..\\AsposePdfKitExample\\example1.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 String outFile = "..\\AsposePdfKitExample\\Kit0401.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.EncryptFile("userpass", "ownerpass", DocumentPrivilege.Print,
                KeySize.x256);

Parameters:: userPassword - User password.; ownerPassword - Owner password.; privilege - Set privilege.; keySize - KeySize.x40 for 40 bits encryption, KeySize.x128 for 128 bits encryption and KeySize.x256 for 256 bits encryption.
Returns:: True for success, or false.

encryptFile

public boolean encryptFile(String userPassword,
                           String ownerPassword,
                           DocumentPrivilege privilege,
                           int keySize,
                           int cipher)

Encrypts Pdf file with userpassword and ownerpassword and sets the document's privileges to access. The user password and the owner password can be null or empty. The owner password will be replaced with a random string if the input owner password is null or empty. There are 6 possible combinations of KeySize and Algorithm values. However (KeySize.x40, Algorithm.AES) and (KeySize.x256, Algorithm.RC4) are invalid and corresponding exception will be raised if kit encounters this combination.

 String inFile = "..\\AsposePdfKitExample\\example1.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 String outFile = "..\\AsposePdfKitExample\\Kit0401.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.encryptFile("userpass", "ownerpass", DocumentPrivilege.Print,
                KeySize.x256, Algorithm.AES);

Parameters:: userPassword - User password.; ownerPassword - Owner password.; privilege - Set privilege.; keySize - KeySize.x40 for 40 bits encryption, KeySize.x128 for 128 bits encryption and KeySize.x256 for 256 bits encryption.; cipher - Algorithm.AES to encrypt using AES algorithm or Algorithm.RC4 for RC4 encryption.
Returns:: True for success, or false.

decryptFile

public boolean decryptFile(String ownerPassword)

Decrypts an encrypted Pdf document by owner password. If the document hasn't owner password, it is allow to use user password.

 string inFile = "..\\AsposePdfKitExample\\Kit0401.pdf"; // The TestPath may be
                                                                                                                // re-assigned.
 string outFile = "..\\AsposePdfKitExample\\Kit0404.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.DecryptFile("ownerpass");

Parameters:: ownerPassword - Owner password.
Returns:: True for success,or false.

setPrivilege

public boolean setPrivilege(DocumentPrivilege privilege)

Sets Pdf file security with empty user/owner passwords. The owner password will be added by a random string.

 string inFile = "..\\AsposePdfKitExample\\example1.pdf"; // The TestPath may be re-assigned.
 string outFile = "..\\AsposePdfKitExample\\Kit0405.pdf"; // The TestPath may be re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.setPrivilege(DocumentPrivilege.Print);

Parameters:: privilege - Set privilege.
Returns:: True for success, or false.

setPrivilege

public boolean setPrivilege(String userPassword,
                            String ownerPassword,
                            DocumentPrivilege privilege)

Sets Pdf file security with original password.

 string inFile = "..\\AsposePdfKitExample\\example1.pdf"; // The TestPath may be re-assigned.
 string outFile = "..\\AsposePdfKitExample\\Kit0405.pdf"; // The TestPath may be re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.setPrivilege(userPassword, ownerPassword, DocumentPrivilege.getPrint());

Parameters:: userPassword - Original user password.; ownerPassword - Original owner password.; privilege - Set privilege.
Returns:: True for success, or false.

changePassword

public boolean changePassword(String ownerPassword,
                              String newUserPassword,
                              String newOwnerPassword)

Changes the user password and owner password by owner password, keeps the original security settings. The new user password and the new owner password can be null or empty. The owner password will be replaced with a random string if the new owner password is null or empty.

 string inFile = "..\\AsposePdfKitExample\\Kit0406.pdf"; // The TestPath may be
                                                                                                                // re-assigned.
 string outFile = "..\\AsposePdfKitExample\\Kit0407.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.ChangePassword("owner", "newuser", "newowner");

Parameters:: ownerPassword - Original Owner password.; newUserPassword - New User password.; newOwnerPassword - New Owner password.
Returns:: True for success,or false.

changePassword

public boolean changePassword(String ownerPassword,
                              String newUserPassword,
                              String newOwnerPassword,
                              DocumentPrivilege privilege,
                              int keySize)

 string inFile = "..\\AsposePdfKitExample\\Kit0401.pdf"; // The TestPath may be
                                                                                                                // re-assigned.
 string outFile = "..\\AsposePdfKitExample\\Kit0407.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.ChangePassword("owner", "newuser", "newowner",
                DocumentPrivilege.Print, KeySize.x256);

Parameters:: ownerPassword - Original owner password.; newUserPassword - New User password.; newOwnerPassword - New Owner password.; privilege - Reset security.; keySize - KeySize.x40 for 40 bits encryption, KeySize.x128 for 128 bits encryption and KeySize.x256 for 256 bits encryption.
Returns:: True for success, or false.

changePassword

public boolean changePassword(String ownerPassword,
                              String newUserPassword,
                              String newOwnerPassword,
                              DocumentPrivilege privilege,
                              int keySize,
                              int cipher)

Changes the user password and password by owner password, allows to reset Pdf documnent security. The new user password and the new owner password can be null or empty. The owner password will be replaced with a random string if the new owner password is null or empty. There are 6 possible combinations of KeySize and Algorithm values. However (KeySize.x40, Algorithm.AES) and (KeySize.x256, Algorithm.RC4) are invalid and corresponding exception will be raised if kit encounters this combination.

 
 string inFile = "..\\AsposePdfKitExample\\Kit0401.pdf"; // The TestPath may be
                                                                                                                // re-assigned.
 string outFile = "..\\AsposePdfKitExample\\Kit0407.pdf"; // The TestPath may be
                                                                                                                        // re-assigned.
 PdfFileSecurity fileSecurity = new PdfFileSecurity(inFile, outFile);
 fileSecurity.ChangePassword("owner", "newuser", "newowner",
                DocumentPrivilege.Print, KeySize.x256, Algorithm.AES);

Parameters:: ownerPassword - Original owner password.; newUserPassword - New User password.; newOwnerPassword - New Owner password.; privilege - Reset security.; keySize - KeySize.x40 for 40 bits encryption, KeySize.x128 for 128 bits encryption and KeySize.x256 for 256 bits encryption.; cipher - Algorithm.AES to encrypt using AES algorithm or Algorithm.RC4 for RC4 encryption.
Returns:: True for success, or false.

bindPdf
```
public void bindPdf(String srcFile)
```
Initializes the facade.

Specified by:

bindPdf in interface IFacade

Overrides:

bindPdf in class Facade

Parameters:

srcFile - The PDF file.

bindPdf
```
public void bindPdf(InputStream srcStream)
```
Initializes the facade.

Specified by:

bindPdf in interface IFacade

Overrides:

bindPdf in class Facade

Parameters:

srcStream - The stream of PDF file.

close
```
public void close()
```
Closes the facade.

Specified by:

close in interface IFacade

Overrides:

close in class Facade

dispose
```
public void dispose()
```
Closes the facade.

Specified by:

dispose in interface com.aspose.ms.System.IDisposable

Overrides:

dispose in class Facade

Packages

com.aspose.pdf.facades

Interfaces

Classes

Class PdfFileSecurity

Constructor Summary

Method Summary

Methods inherited from class com.aspose.pdf.facades.SaveableFacade

Methods inherited from class com.aspose.pdf.facades.Facade

Methods inherited from class java.lang.Object

Methods inherited from interface com.aspose.pdf.facades.IFacade

Constructor Detail

PdfFileSecurity

PdfFileSecurity

PdfFileSecurity

PdfFileSecurity

PdfFileSecurity

PdfFileSecurity

Method Detail

setInputFile

setInputStream

setOutputFile

setOutputStream

encryptFile

encryptFile

decryptFile

setPrivilege

setPrivilege

changePassword

changePassword

changePassword

bindPdf

bindPdf

close

dispose