Package org.apache.cassandra.security

Class EncryptionContext

java.lang.Object

org.apache.cassandra.security.EncryptionContext

public class EncryptionContext
extends java.lang.Object

A (largely) immutable wrapper for the application-wide file-level encryption settings.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	ENCRYPTION_CIPHER
static java.lang.String	ENCRYPTION_IV
static java.lang.String	ENCRYPTION_KEY_ALIAS

Constructor Summary

Constructors

Constructor	Description
EncryptionContext()
EncryptionContext(TransparentDataEncryptionOptions tdeOptions)
EncryptionContext(TransparentDataEncryptionOptions tdeOptions, byte[] iv, boolean init)

Method Summary

Modifier and Type	Method	Description
static EncryptionContext	createFromMap(java.util.Map<?,?> parameters, EncryptionContext encryptionContext)	If encryption headers are found in the parameters, those headers are merged with the application-wide encryptionContext.
boolean	equals(java.lang.Object o)
boolean	equals(EncryptionContext other)
int	getChunkLength()
ICompressor	getCompressor()
javax.crypto.Cipher	getDecryptor()
javax.crypto.Cipher	getEncryptor()
byte[]	getIV()
TransparentDataEncryptionOptions	getTransparentDataEncryptionOptions()
boolean	isEnabled()
java.util.Map<java.lang.String,java.lang.String>	toHeaderParameters()

Methods inherited from class java.lang.Object

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

Field Detail

ENCRYPTION_CIPHER

public static final java.lang.String ENCRYPTION_CIPHER

See Also:

Constant Field Values

ENCRYPTION_KEY_ALIAS

public static final java.lang.String ENCRYPTION_KEY_ALIAS

See Also:

Constant Field Values

ENCRYPTION_IV

public static final java.lang.String ENCRYPTION_IV

See Also:

Constant Field Values

Constructor Detail

EncryptionContext

public EncryptionContext()

EncryptionContext

public EncryptionContext(TransparentDataEncryptionOptions tdeOptions)

EncryptionContext

public EncryptionContext(TransparentDataEncryptionOptions tdeOptions,
                         byte[] iv,
                         boolean init)

Method Detail

getCompressor

public ICompressor getCompressor()

getEncryptor

public javax.crypto.Cipher getEncryptor()
                                 throws java.io.IOException

Throws:

java.io.IOException

getDecryptor

public javax.crypto.Cipher getDecryptor()
                                 throws java.io.IOException

Throws:

java.io.IOException

isEnabled

public boolean isEnabled()

getChunkLength

public int getChunkLength()

getIV

public byte[] getIV()

getTransparentDataEncryptionOptions

public TransparentDataEncryptionOptions getTransparentDataEncryptionOptions()

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

equals

public boolean equals(EncryptionContext other)

toHeaderParameters

public java.util.Map<java.lang.String,java.lang.String> toHeaderParameters()

createFromMap

public static EncryptionContext createFromMap(java.util.Map<?,?> parameters,
                                              EncryptionContext encryptionContext)

If encryption headers are found in the parameters, those headers are merged with the application-wide encryptionContext.