@Internal public abstract class AbstractStreamArrowPythonOverWindowAggregateFunctionOperator<K> extends AbstractArrowPythonAggregateFunctionOperator implements Triggerable<K,VoidNamespace>
AggregateFunction
Operator for Over Window
Aggregation.Modifier and Type | Field and Description |
---|---|
protected int |
inputTimeFieldIndex
The row time index of the input data.
|
protected long |
lowerBoundary
Window lower boundary.
|
arrowSerializer, currentBatchCount, pandasAggFunctions, reuseJoinedRow, rowDataWrapper
bais, baisWrapper, baos, baosWrapper, forwardedInputQueue, inputType, udfInputType, udfOutputType
pythonFunctionRunner
bundleFinishedCallback, config, elementCount, lastFinishBundleTime, maxBundleSize, systemEnvEnabled
chainingStrategy, latencyStats, LOG, metrics, output, processingTimeService
Constructor and Description |
---|
AbstractStreamArrowPythonOverWindowAggregateFunctionOperator(Configuration config,
PythonFunctionInfo[] pandasAggFunctions,
RowType inputType,
RowType udfInputType,
RowType udfOutputType,
int inputTimeFieldIndex,
long lowerBoundary,
GeneratedProjection inputGeneratedProjection) |
Modifier and Type | Method and Description |
---|---|
void |
open()
This method is called immediately before any elements are processed, it should contain the
operator's initialization logic, e.g. state initialization.
|
void |
processElementInternal(RowData value) |
close, createInputCoderInfoDescriptor, createOutputCoderInfoDescriptor, createUserDefinedFunctionsProto, getFunctionInput, getFunctionUrn, getPythonEnv, isBundleFinished, processElement
bufferInput, createPythonFunctionRunner
endInput
createPythonEnvironmentManager, emitResult, emitResults, invokeFinishBundle
checkInvokeFinishBundleByCount, finish, getConfiguration, getFlinkMetricContainer, prepareSnapshotPreBarrier, processWatermark, setCurrentKey
getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark1, processWatermark2, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setChainingStrategy, setKeyContextElement1, setKeyContextElement2, setProcessingTimeService, setup, snapshotState, snapshotState
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
onEventTime, onProcessingTime
setKeyContextElement
finish, getMetricGroup, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState
notifyCheckpointAborted, notifyCheckpointComplete
getCurrentKey, setCurrentKey
processLatencyMarker, processWatermark, processWatermarkStatus
hasKeyContext
protected final int inputTimeFieldIndex
protected final long lowerBoundary
public AbstractStreamArrowPythonOverWindowAggregateFunctionOperator(Configuration config, PythonFunctionInfo[] pandasAggFunctions, RowType inputType, RowType udfInputType, RowType udfOutputType, int inputTimeFieldIndex, long lowerBoundary, GeneratedProjection inputGeneratedProjection)
public void open() throws Exception
AbstractStreamOperator
The default implementation does nothing.
open
in interface StreamOperator<RowData>
open
in class AbstractArrowPythonAggregateFunctionOperator
Exception
- An exception in this method causes the operator to fail.public void processElementInternal(RowData value) throws Exception
processElementInternal
in class AbstractStatelessFunctionOperator<RowData,RowData,RowData>
Exception
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