Package org.apache.iotdb.udf

Class SlidingTimeWindowAccessStrategyExample

java.lang.Object

org.apache.iotdb.udf.SlidingTimeWindowAccessStrategyExample

All Implemented Interfaces:

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

public class SlidingTimeWindowAccessStrategyExample
extends Object
implements org.apache.iotdb.udf.api.UDTF

Field Summary

Fields

Modifier and Type	Field	Description
static String	END
static String	INTERVAL
static String	START
static String	STEP

Constructor Summary

Constructors

Constructor	Description
SlidingTimeWindowAccessStrategyExample()

Method Summary

Modifier and Type	Method	Description
void	beforeDestroy()
void	beforeStart(org.apache.iotdb.udf.api.customizer.parameter.UDFParameters parameters, org.apache.iotdb.udf.api.customizer.config.UDTFConfigurations configurations)
void	transform(org.apache.iotdb.udf.api.access.RowWindow rowWindow, org.apache.iotdb.udf.api.collector.PointCollector collector)
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.UDTF

terminate, transform, transform, transform

Field Detail

START

public static final String START

See Also:

Constant Field Values

END

public static final String END

See Also:

Constant Field Values

STEP

public static final String STEP

See Also:

Constant Field Values

INTERVAL

public static final String INTERVAL

See Also:

Constant Field Values

Constructor Detail

SlidingTimeWindowAccessStrategyExample

public SlidingTimeWindowAccessStrategyExample()

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 Exception

Specified by:

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

Throws:

Exception

transform

public void transform(org.apache.iotdb.udf.api.access.RowWindow rowWindow,
                      org.apache.iotdb.udf.api.collector.PointCollector collector)
               throws Exception

Specified by:

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

Throws:

Exception

beforeDestroy

public void beforeDestroy()

Specified by:

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

validate

public void validate(org.apache.iotdb.udf.api.customizer.parameter.UDFParameterValidator validator)
              throws Exception

Specified by:

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

Throws:

Exception