org.tribuo.data.columnar.processors.feature

Enum UniqueProcessor.UniqueType

java.lang.Object

java.lang.Enum<UniqueProcessor.UniqueType>

org.tribuo.data.columnar.processors.feature.UniqueProcessor.UniqueType

All Implemented Interfaces:

Serializable, Comparable<UniqueProcessor.UniqueType>

Enclosing class:

UniqueProcessor

public static enum UniqueProcessor.UniqueType
extends Enum<UniqueProcessor.UniqueType>

The type of reduction operation to perform.

Enum Constant Summary

Enum Constants

Enum Constant and Description
FIRST Select the first feature value in the list.
LAST Select the last feature value in the list.
MAX Select the maximum feature value in the list.
MIN Select the minimum feature value in the list.
SUM Add together all the feature values.

Method Summary

Modifier and Type	Method and Description
static UniqueProcessor.UniqueType	valueOf(String name) Returns the enum constant of this type with the specified name.
static UniqueProcessor.UniqueType[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

FIRST

public static final UniqueProcessor.UniqueType FIRST

Select the first feature value in the list.

LAST

public static final UniqueProcessor.UniqueType LAST

Select the last feature value in the list.

MAX

public static final UniqueProcessor.UniqueType MAX

Select the maximum feature value in the list.

MIN

public static final UniqueProcessor.UniqueType MIN

Select the minimum feature value in the list.

SUM

public static final UniqueProcessor.UniqueType SUM

Add together all the feature values. Uses the field names from the first element.

Method Detail

values

public static UniqueProcessor.UniqueType[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (UniqueProcessor.UniqueType c : UniqueProcessor.UniqueType.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static UniqueProcessor.UniqueType valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null