Package | Description |
---|---|
org.apache.flink.api.common.state | |
org.apache.flink.contrib.streaming.state | |
org.apache.flink.runtime.state | |
org.apache.flink.runtime.state.heap | |
org.apache.flink.streaming.api.windowing.triggers | |
org.apache.flink.streaming.runtime.operators.windowing |
This package contains the operators that implement the various window operations
on data streams.
|
Modifier and Type | Interface and Description |
---|---|
interface |
ListState<T>
State interface for partitioned list state in Operations. |
interface |
ReducingState<T>
State interface for reducing state. |
Modifier and Type | Class and Description |
---|---|
class |
RocksDBListState<K,N,V>
ListState implementation that stores state in RocksDB. |
class |
RocksDBReducingState<K,N,V>
ReducingState implementation that stores state in RocksDB. |
Modifier and Type | Class and Description |
---|---|
class |
GenericListState<N,T,W extends ValueState<ArrayList<T>> & KvState<N>>
Generic implementation of
ListState based on a wrapped ValueState . |
class |
GenericReducingState<N,T,W extends ValueState<T> & KvState<N>>
Generic implementation of
ReducingState based on a wrapped ValueState . |
Modifier and Type | Method and Description |
---|---|
<N,S extends MergingState<?,?>> |
KeyedStateBackend.mergePartitionedStates(N target,
Collection<N> sources,
TypeSerializer<N> namespaceSerializer,
StateDescriptor<S,?> stateDescriptor) |
<N,S extends MergingState<?,?>> |
AbstractKeyedStateBackend.mergePartitionedStates(N target,
Collection<N> sources,
TypeSerializer<N> namespaceSerializer,
StateDescriptor<S,?> stateDescriptor) |
Modifier and Type | Class and Description |
---|---|
class |
HeapListState<K,N,V>
Heap-backed partitioned
ListState that is snapshotted
into files. |
class |
HeapReducingState<K,N,V>
Heap-backed partitioned
ReducingState that is
snapshotted into files. |
Modifier and Type | Method and Description |
---|---|
<S extends MergingState<?,?>> |
Trigger.OnMergeContext.mergePartitionedState(StateDescriptor<S,?> stateDescriptor) |
Modifier and Type | Method and Description |
---|---|
<S extends MergingState<?,?>> |
WindowOperator.Context.mergePartitionedState(StateDescriptor<S,?> stateDescriptor) |
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