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

Class StandardEncryptionHeader

java.lang.Object

org.apache.poi.poifs.crypt.EncryptionHeader

org.apache.poi.poifs.crypt.standard.StandardEncryptionHeader

All Implemented Interfaces:

java.lang.Cloneable, EncryptionRecord

Direct Known Subclasses:

CryptoAPIEncryptionHeader

public class StandardEncryptionHeader
extends EncryptionHeader
implements EncryptionRecord, java.lang.Cloneable

Field Summary

Fields inherited from class org.apache.poi.poifs.crypt.EncryptionHeader

ALGORITHM_AES_128, ALGORITHM_AES_192, ALGORITHM_AES_256, ALGORITHM_RC4, HASH_NONE, HASH_SHA1, HASH_SHA256, HASH_SHA384, HASH_SHA512, MODE_CBC, MODE_CFB, MODE_ECB, PROVIDER_AES, PROVIDER_RC4

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	StandardEncryptionHeader(CipherAlgorithm cipherAlgorithm, HashAlgorithm hashAlgorithm, int keyBits, int blockSize, ChainingMode chainingMode)
protected	StandardEncryptionHeader(LittleEndianInput is)

Method Summary

Modifier and Type	Method	Description
StandardEncryptionHeader	clone()
void	write(LittleEndianByteArrayOutputStream bos)	serializes the header

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

getBlockSize, getChainingMode, getCipherAlgorithm, getCipherProvider, getCspName, getFlags, getHashAlgorithm, getKeySalt, getKeySize, getSizeExtra, setBlockSize, setChainingMode, setCipherAlgorithm, setCipherProvider, setCspName, setFlags, setHashAlgorithm, setKeySalt, setKeySize, setSizeExtra

Methods inherited from class java.lang.Object

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

Constructor Detail

StandardEncryptionHeader

protected StandardEncryptionHeader(LittleEndianInput is)
                            throws java.io.IOException

Throws:

java.io.IOException

StandardEncryptionHeader

protected StandardEncryptionHeader(CipherAlgorithm cipherAlgorithm,
                                   HashAlgorithm hashAlgorithm,
                                   int keyBits,
                                   int blockSize,
                                   ChainingMode chainingMode)

Method Detail

write

public void write(LittleEndianByteArrayOutputStream bos)

serializes the header

Specified by:

write in interface EncryptionRecord

clone

public StandardEncryptionHeader clone()
                               throws java.lang.CloneNotSupportedException

Overrides:

clone in class EncryptionHeader

Throws:

java.lang.CloneNotSupportedException