org.knime.core.node.port.database.aggregation.function

Class RegrAvgXDBAggregationFunction

java.lang.Object

org.knime.core.node.port.database.aggregation.function.column.AbstractColumnDBAggregationFunction

org.knime.core.node.port.database.aggregation.function.RegrAvgXDBAggregationFunction

All Implemented Interfaces:

AggregationFunction, DBAggregationFunction

public class RegrAvgXDBAggregationFunction
extends AbstractColumnDBAggregationFunction

Aggregation function.

Since:

2.11

Author:

Tobias Koetter, KNIME.com, Zurich, Switzerland

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RegrAvgXDBAggregationFunction.Factory Factory for parent class.

Constructor Summary

Constructors

Constructor and Description
RegrAvgXDBAggregationFunction() Constructor.

Method Summary

Modifier and Type	Method and Description
String	getDescription()
String	getId() The unique identifier of the function that is used for registration and identification of the aggregation method.
String	getLabel()
DataType	getType(DataType originalType)
boolean	isCompatible(DataType type)

Methods inherited from class org.knime.core.node.port.database.aggregation.function.column.AbstractColumnDBAggregationFunction

configure, getColumnName, getSelectedColumnName, getSettingsPanel, getSQLFragment, getSQLFragment4SubQuery, hasOptionalSettings, loadSettingsFrom, loadValidatedSettings, saveSettingsTo, validate, validateSettings

Methods inherited from class java.lang.Object

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

Constructor Detail

RegrAvgXDBAggregationFunction

public RegrAvgXDBAggregationFunction()

Constructor.

Method Detail

getType

public DataType getType(DataType originalType)

Parameters:

originalType - Type of the column that will be aggregated

Returns:

The type of the aggregated column

getLabel

public String getLabel()

Returns:

the label that is displayed to the user

getId

public String getId()

The unique identifier of the function that is used for registration and identification of the aggregation method. The id is an internal used variable that is not displayed to the user.

Returns:

the unique id of this function

isCompatible

public boolean isCompatible(DataType type)

Parameters:

type - the DataType check for compatibility

Returns:

true if the aggregation method is compatible

getDescription

public String getDescription()

Returns:

the description for this function