Package | Description |
---|---|
org.apache.flink.api.common.functions | |
org.apache.flink.api.common.functions.util | |
org.apache.flink.api.common.state | |
org.apache.flink.contrib.streaming.state | |
org.apache.flink.runtime.state | |
org.apache.flink.runtime.state.heap |
This package contains the classes for key/value state backends that store the state
on the JVM heap as objects.
|
org.apache.flink.runtime.state.internal |
This package holds the classes of the internal state type hierarchy.
|
org.apache.flink.streaming.api.operators | |
org.apache.flink.streaming.runtime.operators.windowing |
This package contains the operators that implement the various window operations
on data streams.
|
Modifier and Type | Method and Description |
---|---|
<T> ReducingState<T> |
RuntimeContext.getReducingState(ReducingStateDescriptor<T> stateProperties)
Gets a handle to the system's key/value reducing state.
|
Modifier and Type | Method and Description |
---|---|
<T> ReducingState<T> |
AbstractRuntimeUDFContext.getReducingState(ReducingStateDescriptor<T> stateProperties) |
Modifier and Type | Method and Description |
---|---|
ReducingState<T> |
ReducingStateDescriptor.bind(StateBinder stateBinder) |
<T> ReducingState<T> |
StateBinder.createReducingState(ReducingStateDescriptor<T> stateDesc)
Creates and returns a new
ReducingState . |
<T> ReducingState<T> |
KeyedStateStore.getReducingState(ReducingStateDescriptor<T> stateProperties)
Gets a handle to the system's key/value reducing state.
|
Modifier and Type | Class and Description |
---|---|
class |
RocksDBReducingState<K,N,V>
ReducingState implementation that stores state in RocksDB. |
Modifier and Type | Method and Description |
---|---|
<T> ReducingState<T> |
DefaultKeyedStateStore.getReducingState(ReducingStateDescriptor<T> stateProperties) |
Modifier and Type | Class and Description |
---|---|
class |
HeapReducingState<K,N,V>
Heap-backed partitioned
ReducingState that is
snapshotted into files. |
Modifier and Type | Interface and Description |
---|---|
interface |
InternalReducingState<N,T>
The peer to the
ReducingState in the internal state type hierarchy. |
Modifier and Type | Method and Description |
---|---|
<T> ReducingState<T> |
StreamingRuntimeContext.getReducingState(ReducingStateDescriptor<T> stateProperties) |
Modifier and Type | Method and Description |
---|---|
<T> ReducingState<T> |
WindowOperator.MergingWindowStateStore.getReducingState(ReducingStateDescriptor<T> stateProperties) |
<T> ReducingState<T> |
WindowOperator.PerWindowStateStore.getReducingState(ReducingStateDescriptor<T> stateProperties) |
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