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

Class UDTFEqualSizeBucketSample

java.lang.Object

org.apache.iotdb.commons.udf.builtin.UDTFEqualSizeBucketSample

All Implemented Interfaces:

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

Direct Known Subclasses:

UDTFEqualSizeBucketAggSample, UDTFEqualSizeBucketM4Sample, UDTFEqualSizeBucketOutlierSample, UDTFEqualSizeBucketRandomSample

public abstract class UDTFEqualSizeBucketSample
extends java.lang.Object
implements org.apache.iotdb.udf.api.UDTF

Field Summary

Fields

Modifier and Type	Field	Description
protected int	bucketSize
protected org.apache.iotdb.tsfile.file.metadata.enums.TSDataType	dataType
protected double	proportion

Constructor Summary

Constructors

Constructor	Description
UDTFEqualSizeBucketSample()

Method Summary

Modifier and Type	Method	Description
void	validate(org.apache.iotdb.udf.api.customizer.parameter.UDFParameterValidator validator)

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

beforeStart, terminate, transform, transform, transform

Field Detail

dataType

protected org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType

proportion

protected double proportion

bucketSize

protected int bucketSize

Constructor Detail

UDTFEqualSizeBucketSample

public UDTFEqualSizeBucketSample()

Method Detail

validate

public void validate(org.apache.iotdb.udf.api.customizer.parameter.UDFParameterValidator validator)
              throws MetadataException,
                     org.apache.iotdb.udf.api.exception.UDFException

Specified by:

validate in interface org.apache.iotdb.udf.api.UDF

Throws:

MetadataException

org.apache.iotdb.udf.api.exception.UDFException