org.apache.poi.poifs.crypt.standard
Class StandardEncryptor
java.lang.Object
org.apache.poi.poifs.crypt.Encryptor
org.apache.poi.poifs.crypt.standard.StandardEncryptor
public class StandardEncryptor
- extends Encryptor
Method Summary |
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 |
protected void |
createEncryptionInfoEntry(DirectoryNode dir)
|
java.io.OutputStream |
getDataStream(DirectoryNode dir)
Return a output stream for encrypted data. |
protected int |
getKeySizeInBytes()
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
StandardEncryptor
protected StandardEncryptor(StandardEncryptionInfoBuilder builder)
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
getKeySizeInBytes
protected int getKeySizeInBytes()
createEncryptionInfoEntry
protected void createEncryptionInfoEntry(DirectoryNode dir)
throws java.io.IOException
- Throws:
java.io.IOException
Copyright 2016 The Apache Software Foundation or
its licensors, as applicable.