org.apache.hadoop.hbase.io.crypto
Interface KeyProvider

All Known Implementing Classes:

KeyStoreKeyProvider

@InterfaceAudience.Public
@InterfaceStability.Unstable
public interface KeyProvider

KeyProvider is a interface to abstract the different methods of retrieving key material from key storage such as Java key store.

Field Summary

static String	PASSWORD
static String	PASSWORDFILE

Method Summary

Key	getKey(String alias) Retrieve the key for a given key aliase
Key[]	getKeys(String[] aliases) Retrieve keys for a given set of key aliases
void	init(String params) Initialize the key provider

Field Detail

PASSWORD

static final String PASSWORD

See Also:

Constant Field Values

PASSWORDFILE

static final String PASSWORDFILE

See Also:

Constant Field Values

Method Detail

init

void init(String params)

Initialize the key provider

Parameters:

params -

getKey

Key getKey(String alias)

Retrieve the key for a given key aliase

Parameters:

alias -

Returns:

the keys corresponding to the supplied alias, or null if a key is not found

getKeys

Key[] getKeys(String[] aliases)

Retrieve keys for a given set of key aliases

Parameters:

aliases - an array of aliases

Returns:

an array of keys corresponding to the supplied aliases, an entry will be null if a key is not found