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java.lang.Objectorg.alfresco.encryption.DefaultFallbackEncryptor
public class DefaultFallbackEncryptor
The fallback encryptor provides a fallback mechanism for decryption, first using the default encryption keys and, if they fail (perhaps because they have been changed), falling back to a backup set of keys. Note that encryption will be performed only using the default encryption keys.
Constructor Summary | |
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DefaultFallbackEncryptor()
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DefaultFallbackEncryptor(Encryptor main,
Encryptor fallback)
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Method Summary | |
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boolean |
backupKeyAvailable(java.lang.String keyAlias)
Is the backup key available in order to fall back to? |
java.security.AlgorithmParameters |
decodeAlgorithmParameters(byte[] encoded)
Decodes encoded cipher algorithm parameters |
byte[] |
decrypt(java.lang.String keyAlias,
java.security.AlgorithmParameters params,
byte[] input)
Decrypt some bytes |
java.io.InputStream |
decrypt(java.lang.String keyAlias,
java.security.AlgorithmParameters params,
java.io.InputStream in)
Decrypt an input stream |
java.lang.Object |
decryptObject(java.lang.String keyAlias,
java.security.AlgorithmParameters params,
byte[] input)
Decrypt data as an object |
Pair |
encrypt(java.lang.String keyAlias,
java.security.AlgorithmParameters params,
byte[] input)
Encrypt some bytes |
Pair |
encryptObject(java.lang.String keyAlias,
java.security.AlgorithmParameters params,
java.lang.Object input)
Encrypt an object |
boolean |
keyAvailable(java.lang.String keyAlias)
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java.io.Serializable |
sealObject(java.lang.String keyAlias,
java.security.AlgorithmParameters params,
java.io.Serializable input)
Convenience method to seal on object up cryptographically. |
void |
setFallback(Encryptor fallback)
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void |
setMain(Encryptor main)
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java.io.Serializable |
unsealObject(java.lang.String keyAlias,
java.io.Serializable input)
Convenience method to unseal on object sealed up cryptographically. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public DefaultFallbackEncryptor()
public DefaultFallbackEncryptor(Encryptor main, Encryptor fallback)
Method Detail |
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public void setFallback(Encryptor fallback)
public void setMain(Encryptor main)
public Pair encrypt(java.lang.String keyAlias, java.security.AlgorithmParameters params, byte[] input)
encrypt
in interface Encryptor
keyAlias
- the encryption key aliasinput
- the data to encrypt
public byte[] decrypt(java.lang.String keyAlias, java.security.AlgorithmParameters params, byte[] input)
decrypt
in interface Encryptor
keyAlias
- the encryption key aliasinput
- the data to decrypt
public java.io.InputStream decrypt(java.lang.String keyAlias, java.security.AlgorithmParameters params, java.io.InputStream in)
decrypt
in interface Encryptor
keyAlias
- the encryption key aliasin
- the data to decrypt
public Pair encryptObject(java.lang.String keyAlias, java.security.AlgorithmParameters params, java.lang.Object input)
encryptObject
in interface Encryptor
keyAlias
- the encryption key aliasinput
- the object to write to bytes
public java.lang.Object decryptObject(java.lang.String keyAlias, java.security.AlgorithmParameters params, byte[] input)
decryptObject
in interface Encryptor
keyAlias
- the encryption key aliasinput
- the data to decrypt
public java.io.Serializable sealObject(java.lang.String keyAlias, java.security.AlgorithmParameters params, java.io.Serializable input)
sealObject
in interface Encryptor
keyAlias
- the encryption key aliasinput
- the object to encrypt and seal
public java.io.Serializable unsealObject(java.lang.String keyAlias, java.io.Serializable input) throws java.security.InvalidKeyException
SealedObject
.
unsealObject
in interface Encryptor
keyAlias
- the encryption key aliasinput
- the object to decrypt and unseal
java.security.InvalidKeyException
public java.security.AlgorithmParameters decodeAlgorithmParameters(byte[] encoded)
decodeAlgorithmParameters
in interface Encryptor
encoded
- the encoded cipher algorithm parameters
public boolean keyAvailable(java.lang.String keyAlias)
keyAvailable
in interface Encryptor
public boolean backupKeyAvailable(java.lang.String keyAlias)
backupKeyAvailable
in interface FallbackEncryptor
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