Class StandardEncryptor
java.lang.Object
org.apache.poi.poifs.crypt.Encryptor
org.apache.poi.poifs.crypt.standard.StandardEncryptor
- All Implemented Interfaces:
Cloneable
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Nested Class Summary
Nested Classes -
Field Summary
Fields inherited from class org.apache.poi.poifs.crypt.Encryptor
DEFAULT_POIFS_ENTRY
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionclone()
void
confirmPassword
(String password) void
confirmPassword
(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 Generationprotected void
Return a output stream for encrypted data.protected int
Methods inherited from class org.apache.poi.poifs.crypt.Encryptor
getDataStream, getDataStream, getEncryptionInfo, getInstance, getSecretKey, setChunkSize, setEncryptionInfo, setSecretKey
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Constructor Details
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StandardEncryptor
protected StandardEncryptor()
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Method Details
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confirmPassword
- Specified by:
confirmPassword
in classEncryptor
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confirmPassword
public void confirmPassword(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 classEncryptor
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getDataStream
Description copied from class:Encryptor
Return a output stream for encrypted data.- Specified by:
getDataStream
in classEncryptor
- Parameters:
dir
- the node to write to- Returns:
- encrypted stream
- Throws:
IOException
GeneralSecurityException
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getKeySizeInBytes
protected int getKeySizeInBytes() -
createEncryptionInfoEntry
- Throws:
IOException
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clone
- Overrides:
clone
in classEncryptor
- Throws:
CloneNotSupportedException
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