Uses of Interface
org.apache.storm.streams.operations.Operation
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Uses of Operation in org.apache.storm.sql.runtime.streams.functions
Classes in org.apache.storm.sql.runtime.streams.functions that implement Operation Modifier and Type Class Description classEvaluationCalcclassEvaluationFilterclassEvaluationFunctionclassStreamInsertMapToPairFunctionclassStreamsScanTupleValueMapper -
Uses of Operation in org.apache.storm.streams.operations
Subinterfaces of Operation in org.apache.storm.streams.operations Modifier and Type Interface Description interfaceBiFunction<T,U,R>a function that accepts two arguments and produces a result.interfaceCombinerAggregator<T,A,R>Interface for aggregating values.interfaceConsumer<T>Represents an operation that accepts a single input argument and returns no result.interfaceFlatMapFunction<T,R>A function that accepts one argument and returns anIterableof elements as its result.interfaceFunction<T,R>Represents a function that accepts one argument and produces a result.interfacePairFlatMapFunction<T,K,V>interfacePairFunction<T,K,V>A function that accepts an argument and produces a key-value Pair.interfacePredicate<T>Represents a predicate (boolean-valued function) of a value.interfaceReducer<T>TheReducerperforms an operation on two values of the same type producing a result of the same type.interfaceStateUpdater<T,S>Interface for updating state.interfaceValueJoiner<V1,V2,R>An interface for joining two values to produce a result.Classes in org.apache.storm.streams.operations that implement Operation Modifier and Type Class Description classIdentityFunction<T>AFunctionthat returns the input argument itself as the result.classPairValueJoiner<V1,V2>AValueJoinerthat joins two values to produce aPairof the two values as the result.classPrintConsumer<T>A consumer that prints the input to stdout. -
Uses of Operation in org.apache.storm.streams.operations.aggregators
Classes in org.apache.storm.streams.operations.aggregators that implement Operation Modifier and Type Class Description classCount<T>Computes the count of values.classLongSumComputes the long sum of the input values. -
Uses of Operation in org.apache.storm.streams.operations.mappers
Subinterfaces of Operation in org.apache.storm.streams.operations.mappers Modifier and Type Interface Description interfaceTupleValueMapper<T>A generic interface for mapping aTupleto typed values.Classes in org.apache.storm.streams.operations.mappers that implement Operation Modifier and Type Class Description classPairValueMapper<K,V>Extracts a typed key-value pair from a tuple.classValueMapper<T>Extracts a single typed value from a tuple.classValuesMapper
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