Package org.docx4j.org.apache.poi.poifs.crypt

Class Encryptor

java.lang.Object

org.docx4j.org.apache.poi.poifs.crypt.Encryptor

Direct Known Subclasses:

AgileEncryptor, BinaryRC4Encryptor, CryptoAPIEncryptor, StandardEncryptor

public abstract class Encryptor
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	DEFAULT_POIFS_ENTRY

Constructor Summary

Constructors

Constructor	Description
Encryptor()

Method Summary

Modifier and Type	Method	Description
abstract void	confirmPassword(String password)
abstract void	confirmPassword(String password, byte[] keySpec, byte[] keySalt, byte[] verifier, byte[] verifierSalt, byte[] integritySalt)
abstract OutputStream	getDataStream(DirectoryNode dir)	Return a output stream for encrypted data.
OutputStream	getDataStream(NPOIFSFileSystem fs)
OutputStream	getDataStream(OPOIFSFileSystem fs)
OutputStream	getDataStream(POIFSFileSystem fs)
static Encryptor	getInstance(EncryptionInfo info)
SecretKey	getSecretKey()
protected void	setSecretKey(SecretKey secretKey)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_POIFS_ENTRY

protected static final String DEFAULT_POIFS_ENTRY

See Also:

• Constant Field Values

Constructor Details

Encryptor

public Encryptor()

Method Details

getDataStream

public abstract OutputStream getDataStream(DirectoryNode dir)
                                    throws IOException,
GeneralSecurityException

Return a output stream for encrypted data.

Parameters:

dir - the node to write to

Returns:

encrypted stream

Throws:

IOException

GeneralSecurityException

confirmPassword

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

confirmPassword

public abstract void confirmPassword(String password)

getInstance

public static Encryptor getInstance(EncryptionInfo info)

getDataStream

public OutputStream getDataStream(NPOIFSFileSystem fs)
                           throws IOException,
GeneralSecurityException

Throws:

IOException

GeneralSecurityException

getDataStream

public OutputStream getDataStream(OPOIFSFileSystem fs)
                           throws IOException,
GeneralSecurityException

Throws:

IOException

GeneralSecurityException

getDataStream

public OutputStream getDataStream(POIFSFileSystem fs)
                           throws IOException,
GeneralSecurityException

Throws:

IOException

GeneralSecurityException

getSecretKey

public SecretKey getSecretKey()

setSecretKey

protected void setSecretKey(SecretKey secretKey)