Package org.apache.iotdb.db.mpp.transformation.dag.udf

Class UDTFExecutor

java.lang.Object

org.apache.iotdb.db.mpp.transformation.dag.udf.UDTFExecutor

public class UDTFExecutor
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected ElasticSerializableTVList	collector
protected org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations	configurations
protected java.lang.Object	currentValue
protected java.lang.String	functionName
protected org.apache.iotdb.udf.api.UDTF	udtf

Constructor Summary

Constructors

Constructor	Description
UDTFExecutor(java.lang.String functionName, java.time.ZoneId zoneId)

Method Summary

Modifier and Type	Method	Description
void	beforeDestroy()
void	beforeStart(long queryId, float collectorMemoryBudgetInMB, java.util.List<java.lang.String> childExpressions, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> childExpressionDataTypes, java.util.Map<java.lang.String,java.lang.String> attributes)
void	execute(org.apache.iotdb.udf.api.access.Row row)
void	execute(org.apache.iotdb.udf.api.access.Row row, boolean isCurrentRowNull)
void	execute(org.apache.iotdb.udf.api.access.RowWindow rowWindow)
ElasticSerializableTVList	getCollector()
org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations	getConfigurations()
java.lang.Object	getCurrentValue()
void	terminate()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

functionName

protected final java.lang.String functionName

configurations

protected final org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations configurations

udtf

protected org.apache.iotdb.udf.api.UDTF udtf

collector

protected ElasticSerializableTVList collector

currentValue

protected java.lang.Object currentValue

Constructor Detail

UDTFExecutor

public UDTFExecutor(java.lang.String functionName,
                    java.time.ZoneId zoneId)

Method Detail

beforeStart

public void beforeStart(long queryId,
                        float collectorMemoryBudgetInMB,
                        java.util.List<java.lang.String> childExpressions,
                        java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> childExpressionDataTypes,
                        java.util.Map<java.lang.String,java.lang.String> attributes)

execute

public void execute(org.apache.iotdb.udf.api.access.Row row,
                    boolean isCurrentRowNull)

execute

public void execute(org.apache.iotdb.udf.api.access.Row row)

getCurrentValue

public java.lang.Object getCurrentValue()

execute

public void execute(org.apache.iotdb.udf.api.access.RowWindow rowWindow)

terminate

public void terminate()

beforeDestroy

public void beforeDestroy()

getConfigurations

public org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations getConfigurations()

getCollector

public ElasticSerializableTVList getCollector()