Package org.apache.iotdb.commons.udf.builtin

Class UDTFAbs

java.lang.Object

org.apache.iotdb.commons.udf.builtin.UDTFMath

org.apache.iotdb.commons.udf.builtin.UDTFAbs

All Implemented Interfaces:

org.apache.iotdb.udf.api.UDF, org.apache.iotdb.udf.api.UDTF

public class UDTFAbs
extends UDTFMath

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.iotdb.commons.udf.builtin.UDTFMath

UDTFMath.Transformer

Field Summary

Fields inherited from class org.apache.iotdb.commons.udf.builtin.UDTFMath

dataType, transformer

Constructor Summary

Constructors

Constructor	Description
UDTFAbs()

Method Summary

Modifier and Type	Method	Description
void	beforeStart(org.apache.iotdb.udf.api.customizer.parameter.UDFParameters parameters, org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations configurations)
protected void	setTransformer()
java.lang.Object	transform(org.apache.iotdb.udf.api.access.Row row)
void	transform(org.apache.iotdb.udf.api.access.Row row, org.apache.iotdb.udf.api.collector.PointCollector collector)

Methods inherited from class org.apache.iotdb.commons.udf.builtin.UDTFMath

validate

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.iotdb.udf.api.UDF

beforeDestroy

Methods inherited from interface org.apache.iotdb.udf.api.UDTF

terminate, transform

Constructor Detail

UDTFAbs

public UDTFAbs()

Method Detail

beforeStart

public void beforeStart(org.apache.iotdb.udf.api.customizer.parameter.UDFParameters parameters,
                        org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations configurations)
                 throws MetadataException

Specified by:

beforeStart in interface org.apache.iotdb.udf.api.UDTF

Overrides:

beforeStart in class UDTFMath

Throws:

MetadataException

transform

public void transform(org.apache.iotdb.udf.api.access.Row row,
                      org.apache.iotdb.udf.api.collector.PointCollector collector)
               throws org.apache.iotdb.udf.api.exception.UDFInputSeriesDataTypeNotValidException,
                      java.io.IOException

Specified by:

transform in interface org.apache.iotdb.udf.api.UDTF

Overrides:

transform in class UDTFMath

Throws:

org.apache.iotdb.udf.api.exception.UDFInputSeriesDataTypeNotValidException

java.io.IOException

transform

public java.lang.Object transform(org.apache.iotdb.udf.api.access.Row row)
                           throws java.io.IOException

Specified by:

transform in interface org.apache.iotdb.udf.api.UDTF

Overrides:

transform in class UDTFMath

Throws:

java.io.IOException

setTransformer

protected void setTransformer()

Specified by:

setTransformer in class UDTFMath