Package | Description |
---|---|
com.hazelcast.function |
Serializable and exception-declaring variants of functional interfaces from
java.util.function . |
com.hazelcast.jet.aggregate |
Contains
AggregateOperation and its several variants, as well
as a builder object for the aggregate operations. |
com.hazelcast.jet.core.processor |
Contains static utility classes with factories of Jet processors.
|
com.hazelcast.jet.pipeline |
The Pipeline API is Jet's high-level API to build and execute
distributed computation jobs.
|
Modifier and Type | Method and Description |
---|---|
static <T> BinaryOperatorEx<T> |
BinaryOperatorEx.maxBy(Comparator<? super T> comparator)
Serializable variant of java.util.function.BinaryOperator#maxBy(Comparator) . |
static <T> BinaryOperatorEx<T> |
BinaryOperatorEx.minBy(Comparator<? super T> comparator)
Serializable variant of java.util.function.BinaryOperator#minBy(Comparator) . |
Modifier and Type | Method and Description |
---|---|
static <T,A> AggregateOperation1<T,MutableReference<A>,A> |
AggregateOperations.reducing(A emptyAccValue,
FunctionEx<? super T,? extends A> toAccValueFn,
BinaryOperatorEx<A> combineAccValuesFn,
BinaryOperatorEx<A> deductAccValueFn)
Returns an aggregate operation that constructs the result through the
process of immutable reduction:
The initial accumulated value is
emptyAccValue . |
static <T,A> AggregateOperation1<T,MutableReference<A>,A> |
AggregateOperations.reducing(A emptyAccValue,
FunctionEx<? super T,? extends A> toAccValueFn,
BinaryOperatorEx<A> combineAccValuesFn,
BinaryOperatorEx<A> deductAccValueFn)
Returns an aggregate operation that constructs the result through the
process of immutable reduction:
The initial accumulated value is
emptyAccValue . |
static <T,K,U> AggregateOperation1<T,Map<K,U>,Map<K,U>> |
AggregateOperations.toMap(FunctionEx<? super T,? extends K> keyFn,
FunctionEx<? super T,? extends U> valueFn,
BinaryOperatorEx<U> mergeFn)
Returns an aggregate operation that accumulates the items into a
HashMap whose keys and values are the result of applying
the provided mapping functions. |
static <T,K,U,M extends Map<K,U>> |
AggregateOperations.toMap(FunctionEx<? super T,? extends K> keyFn,
FunctionEx<? super T,? extends U> valueFn,
BinaryOperatorEx<U> mergeFn,
SupplierEx<M> createMapFn)
Returns an aggregate operation that accumulates elements into a
user-supplied
Map instance. |
Modifier and Type | Method and Description |
---|---|
static <T,K,V> ProcessorMetaSupplier |
SinkProcessors.mergeMapP(String mapName,
FunctionEx<? super T,? extends K> toKeyFn,
FunctionEx<? super T,? extends V> toValueFn,
BinaryOperatorEx<V> mergeFn)
Returns a supplier of processors for
Sinks.mapWithMerging(String, FunctionEx, FunctionEx,
BinaryOperatorEx) . |
static <T,K,V> ProcessorMetaSupplier |
SinkProcessors.mergeRemoteMapP(String mapName,
ClientConfig clientConfig,
FunctionEx<? super T,? extends K> toKeyFn,
FunctionEx<? super T,? extends V> toValueFn,
BinaryOperatorEx<V> mergeFn)
Returns a supplier of processors for
Sinks.remoteMapWithMerging(String, ClientConfig, FunctionEx,
FunctionEx, BinaryOperatorEx) . |
Modifier and Type | Method and Description |
---|---|
static <T,K,V> Sink<T> |
Sinks.mapWithMerging(IMap<? super K,? super V> map,
FunctionEx<? super T,? extends K> toKeyFn,
FunctionEx<? super T,? extends V> toValueFn,
BinaryOperatorEx<V> mergeFn)
Returns a sink that uses the supplied functions to extract the key
and value with which to update a Hazelcast
IMap . |
static <K,V> Sink<Map.Entry<K,V>> |
Sinks.mapWithMerging(IMap<? super K,V> map,
BinaryOperatorEx<V> mergeFn)
Convenience for
Sinks.mapWithMerging(IMap, FunctionEx, FunctionEx,
BinaryOperatorEx) with Map.Entry as input item. |
static <K,V> Sink<Map.Entry<K,V>> |
Sinks.mapWithMerging(String mapName,
BinaryOperatorEx<V> mergeFn)
Convenience for
Sinks.mapWithMerging(String, FunctionEx, FunctionEx,
BinaryOperatorEx) with Map.Entry as input item. |
static <T,K,V> Sink<T> |
Sinks.mapWithMerging(String mapName,
FunctionEx<? super T,? extends K> toKeyFn,
FunctionEx<? super T,? extends V> toValueFn,
BinaryOperatorEx<V> mergeFn)
Returns a sink that uses the supplied functions to extract the key
and value with which to update a Hazelcast
IMap . |
static <K,V> Sink<Map.Entry<K,V>> |
Sinks.remoteMapWithMerging(String mapName,
ClientConfig clientConfig,
BinaryOperatorEx<V> mergeFn)
|
static <T,K,V> Sink<T> |
Sinks.remoteMapWithMerging(String mapName,
ClientConfig clientConfig,
FunctionEx<? super T,? extends K> toKeyFn,
FunctionEx<? super T,? extends V> toValueFn,
BinaryOperatorEx<V> mergeFn)
Returns a sink equivalent to
Sinks.mapWithMerging(String, BinaryOperatorEx) ,
but for a map in a remote Hazelcast cluster identified by the supplied
ClientConfig . |
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