Package org.apache.poi.poifs.crypt.standard

Class StandardEncryptor

java.lang.Object

org.apache.poi.poifs.crypt.Encryptor

org.apache.poi.poifs.crypt.standard.StandardEncryptor

All Implemented Interfaces:

java.lang.Cloneable

public class StandardEncryptor
extends Encryptor
implements java.lang.Cloneable

Method Summary

Modifier and Type	Method	Description
StandardEncryptor	clone()
void	confirmPassword(java.lang.String password)
void	confirmPassword(java.lang.String password, byte[] keySpec, byte[] keySalt, byte[] verifier, byte[] verifierSalt, byte[] integritySalt)	Fills the fields of verifier and header with the calculated hashes based on the password and a random salt see [MS-OFFCRYPTO] - 2.3.4.7 ECMA-376 Document Encryption Key Generation
java.io.OutputStream	getDataStream(DirectoryNode dir)	Return a output stream for encrypted data.

Methods inherited from class org.apache.poi.poifs.crypt.Encryptor

getDataStream, getDataStream, getEncryptionInfo, getInstance, getSecretKey, setChunkSize, setEncryptionInfo, setSecretKey

Methods inherited from class java.lang.Object

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

Method Detail

confirmPassword

public void confirmPassword(java.lang.String password)

Specified by:

confirmPassword in class Encryptor

confirmPassword

public void confirmPassword(java.lang.String password,
                            byte[] keySpec,
                            byte[] keySalt,
                            byte[] verifier,
                            byte[] verifierSalt,
                            byte[] integritySalt)

Fills the fields of verifier and header with the calculated hashes based on the password and a random salt see [MS-OFFCRYPTO] - 2.3.4.7 ECMA-376 Document Encryption Key Generation

Specified by:

confirmPassword in class Encryptor

getDataStream

public java.io.OutputStream getDataStream(DirectoryNode dir)
                                   throws java.io.IOException,
                                          java.security.GeneralSecurityException

Description copied from class: Encryptor

Return a output stream for encrypted data.

Specified by:

getDataStream in class Encryptor

Parameters:

dir - the node to write to

Returns:

encrypted stream

Throws:

java.io.IOException

java.security.GeneralSecurityException

clone

public StandardEncryptor clone()
                        throws java.lang.CloneNotSupportedException

Overrides:

clone in class Encryptor

Throws:

java.lang.CloneNotSupportedException