org.apache.storm.trident.state

Class BaseQueryFunction<S extends State,T>

java.lang.Object

org.apache.storm.trident.operation.BaseOperation

org.apache.storm.trident.state.BaseQueryFunction<S,T>

All Implemented Interfaces:

Serializable, EachOperation, Operation, QueryFunction<S,T>

Direct Known Subclasses:

AbstractRedisStateQuerier, CassandraQuery, HBaseQuery, JdbcQuery, MapGet, MongoStateQuery, SnapshotGet, TupleCollectionGet

public abstract class BaseQueryFunction<S extends State,T>
extends BaseOperation
implements QueryFunction<S,T>

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BaseQueryFunction()

Method Summary

Methods inherited from class org.apache.storm.trident.operation.BaseOperation

cleanup, prepare

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.storm.trident.state.QueryFunction

batchRetrieve, execute

Methods inherited from interface org.apache.storm.trident.operation.Operation

cleanup, prepare

Constructor Detail

BaseQueryFunction

public BaseQueryFunction()