net.greghaines.jesque.meta.dao.impl

Class KeysDAORedisImpl

java.lang.Object

net.greghaines.jesque.meta.dao.impl.KeysDAORedisImpl

All Implemented Interfaces:

KeysDAO

public class KeysDAORedisImpl
extends Object
implements KeysDAO

KeysDAORedisImpl gets key information from Redis.

Author:

Greg Haines

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	KeysDAORedisImpl.KeyDAOPoolWork

Constructor Summary

Constructors

Constructor and Description
KeysDAORedisImpl(Config config, redis.clients.util.Pool<redis.clients.jedis.Jedis> jedisPool) Constructor.

Method Summary

Modifier and Type	Method and Description
KeyInfo	getKeyInfo(String key) Get basic key info.
KeyInfo	getKeyInfo(String key, int offset, int count) Get basic key info plus a sub-list of the array value for the key, if applicable.
List<KeyInfo>	getKeyInfos() Get basic info on all keys.
Map<String,String>	getRedisInfo()

Methods inherited from class java.lang.Object

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

Constructor Detail

KeysDAORedisImpl

public KeysDAORedisImpl(Config config,
                        redis.clients.util.Pool<redis.clients.jedis.Jedis> jedisPool)

Constructor.

Parameters:

config - the Jesque configuration

jedisPool - the pool of Jedis connections

Method Detail

getKeyInfo

public KeyInfo getKeyInfo(String key)

Get basic key info.

Specified by:

getKeyInfo in interface KeysDAO

Parameters:

key - the key name

Returns:

the key information or null if the key did not exist

getKeyInfo

public KeyInfo getKeyInfo(String key,
                          int offset,
                          int count)

Get basic key info plus a sub-list of the array value for the key, if applicable.

Specified by:

getKeyInfo in interface KeysDAO

Parameters:

key - the key name

offset - the offset into the array

count - the number of values to return

Returns:

the key information or null if the key did not exist

getKeyInfos

public List<KeyInfo> getKeyInfos()

Get basic info on all keys.

Specified by:

getKeyInfos in interface KeysDAO

Returns:

a list of key informations

getRedisInfo

public Map<String,String> getRedisInfo()

Specified by:

getRedisInfo in interface KeysDAO

Returns:

information about the backing Redis database