@Internal public class RowDataPythonScalarFunctionOperator extends AbstractRowDataPythonScalarFunctionOperator
ScalarFunction
operator for the blink planner.reuseJoinedRow, rowDataWrapper
forwardedFields, scalarFunctions
bais, baisWrapper, baos, baosWrapper, forwardedInputQueue, inputType, outputType, userDefinedFunctionInputOffsets, userDefinedFunctionInputType, userDefinedFunctionOutputType
elementCount, maxBundleSize, pythonFunctionRunner
chainingStrategy, latencyStats, LOG, metrics, output, processingTimeService
Constructor and Description |
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RowDataPythonScalarFunctionOperator(Configuration config,
PythonFunctionInfo[] scalarFunctions,
RowType inputType,
RowType outputType,
int[] udfInputOffsets,
int[] forwardedFields) |
Modifier and Type | Method and Description |
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void |
emitResult(Tuple2<byte[],Integer> resultTuple)
Sends the execution result to the downstream operator.
|
void |
open()
This method is called immediately before any elements are processed, it should contain the
operator's initialization logic, e.g.
|
void |
processElementInternal(RowData value) |
bufferInput, getFunctionInput
getFunctionUrn, getInputOutputCoderUrn, getPythonEnv, getUserDefinedFunctionsProto
createPythonFunctionRunner, processElement
endInput
checkInvokeFinishBundleByCount, close, createPythonEnvironmentManager, dispose, emitResults, getConfig, getFlinkMetricContainer, getPythonConfig, invokeFinishBundle, isBundleFinished, prepareSnapshotPreBarrier, processWatermark, setCurrentKey, setPythonConfig
getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getTimeServiceManager, getUserCodeClassloader, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark1, processWatermark2, reportOrForwardLatencyMarker, setChainingStrategy, setKeyContextElement1, setKeyContextElement2, setProcessingTimeService, setup, snapshotState, snapshotState
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
setKeyContextElement
close, dispose, getMetricGroup, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState
notifyCheckpointAborted, notifyCheckpointComplete
getCurrentKey, setCurrentKey
processLatencyMarker, processWatermark
public RowDataPythonScalarFunctionOperator(Configuration config, PythonFunctionInfo[] scalarFunctions, RowType inputType, RowType outputType, int[] udfInputOffsets, int[] forwardedFields)
public void open() throws Exception
AbstractStreamOperator
The default implementation does nothing.
open
in interface StreamOperator<RowData>
open
in class AbstractRowDataPythonScalarFunctionOperator
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
public void emitResult(Tuple2<byte[],Integer> resultTuple) throws IOException
AbstractPythonFunctionOperator
emitResult
in class AbstractPythonFunctionOperator<RowData>
IOException
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