@Internal public class StreamMap<IN,OUT> extends AbstractUdfStreamOperator<OUT,org.apache.flink.api.common.functions.MapFunction<IN,OUT>> implements OneInputStreamOperator<IN,OUT>
StreamOperator
for executing MapFunctions
.AbstractStreamOperator.CountingOutput<OUT>
userFunction
chainingStrategy, config, latencyStats, LOG, metrics, output, timeServiceManager
限定符和类型 | 方法和说明 |
---|---|
void |
processElement(StreamRecord<IN> element)
Processes one element that arrived at this operator.
|
close, dispose, getUserFunction, getUserFunctionParameters, initializeState, notifyCheckpointComplete, open, setOutputType, setup, snapshotState
getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getUserCodeClassloader, initializeState, numEventTimeTimers, numProcessingTimeTimers, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark, processWatermark1, processWatermark2, reportOrForwardLatencyMarker, setChainingStrategy, setCurrentKey, setKeyContextElement1, setKeyContextElement2, snapshotState
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
processLatencyMarker, processWatermark
close, dispose, getChainingStrategy, getMetricGroup, getOperatorID, initializeState, open, prepareSnapshotPreBarrier, setChainingStrategy, setKeyContextElement1, setKeyContextElement2, setup, snapshotState
getCurrentKey, setCurrentKey
public void processElement(StreamRecord<IN> element) throws Exception
OneInputStreamOperator
processElement
在接口中 OneInputStreamOperator<IN,OUT>
Exception
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