Package org.apache.iotdb.db.query.udf.example

Class TwoSumBlock

java.lang.Object

org.apache.iotdb.db.query.udf.example.TwoSumBlock

All Implemented Interfaces:

UDF, UDTF

public class TwoSumBlock
extends Object
implements UDTF

Constructor Summary

Constructors

Constructor	Description
TwoSumBlock()

Method Summary

Modifier and Type	Method	Description
void	beforeStart(UDFParameters parameters, UDTFConfigurations configurations)
void	transform(org.apache.tsfile.block.column.Column[] columns, org.apache.tsfile.block.column.ColumnBuilder builder)
void	transformDouble(org.apache.tsfile.block.column.Column[] columns, org.apache.tsfile.block.column.ColumnBuilder builder)
void	transformFloat(org.apache.tsfile.block.column.Column[] columns, org.apache.tsfile.block.column.ColumnBuilder builder)
void	transformInt(org.apache.tsfile.block.column.Column[] columns, org.apache.tsfile.block.column.ColumnBuilder builder)
void	transformLong(org.apache.tsfile.block.column.Column[] columns, org.apache.tsfile.block.column.ColumnBuilder builder)
void	validate(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

terminate, transform, transform, transform, transform

Constructor Details

TwoSumBlock

public TwoSumBlock()

Method Details

validate

public void validate(UDFParameterValidator validator)
              throws Exception

Specified by:

validate in interface UDF

Throws:

Exception

beforeStart

public void beforeStart(UDFParameters parameters,
 UDTFConfigurations configurations)

Specified by:

beforeStart in interface UDTF

transform

public void transform(org.apache.tsfile.block.column.Column[] columns,
 org.apache.tsfile.block.column.ColumnBuilder builder)
               throws Exception

Specified by:

transform in interface UDTF

Throws:

Exception

transformInt

public void transformInt(org.apache.tsfile.block.column.Column[] columns,
 org.apache.tsfile.block.column.ColumnBuilder builder)
                  throws Exception

Throws:

Exception

transformLong

public void transformLong(org.apache.tsfile.block.column.Column[] columns,
 org.apache.tsfile.block.column.ColumnBuilder builder)
                   throws Exception

Throws:

Exception

transformFloat

public void transformFloat(org.apache.tsfile.block.column.Column[] columns,
 org.apache.tsfile.block.column.ColumnBuilder builder)
                    throws Exception

Throws:

Exception

transformDouble

public void transformDouble(org.apache.tsfile.block.column.Column[] columns,
 org.apache.tsfile.block.column.ColumnBuilder builder)
                     throws Exception

Throws:

Exception