Package org.datavec.api.transform.transform.categorical

Class CategoricalToIntegerTransform

java.lang.Object

org.datavec.api.transform.transform.BaseTransform

org.datavec.api.transform.transform.categorical.CategoricalToIntegerTransform

All Implemented Interfaces:

Serializable, ColumnOp, Operation<Schema,Schema>, Transform

public class CategoricalToIntegerTransform
extends BaseTransform

See Also:

Serialized Form

Field Summary

Fields inherited from class org.datavec.api.transform.transform.BaseTransform

inputSchema

Constructor Summary

Constructors

Constructor	Description
CategoricalToIntegerTransform(String columnName)

Method Summary

Modifier and Type	Method	Description
protected boolean	canEqual(Object other)
String	columnName()	Returns a singular column name this op is meant to run on
String[]	columnNames()	Returns column names this op is meant to run on
boolean	equals(Object o)
int	hashCode()
Object	map(Object input)	Transform an object in to another object
List<Writable>	map(List<Writable> writables)	Transform a writable in to another writable
Object	mapSequence(Object sequence)	Transform a sequence
String	outputColumnName()	The output column name after the operation has been applied
String[]	outputColumnNames()	The output column names This will often be the same as the input
void	setInputSchema(Schema inputSchema)	Set the input schema.
Schema	transform(Schema schema)

Methods inherited from class org.datavec.api.transform.transform.BaseTransform

getInputSchema, mapSequence, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

CategoricalToIntegerTransform

public CategoricalToIntegerTransform(String columnName)

Method Detail

setInputSchema

public void setInputSchema(Schema inputSchema)

Description copied from interface: ColumnOp

Set the input schema.

Specified by:

setInputSchema in interface ColumnOp

Overrides:

setInputSchema in class BaseTransform

transform

public Schema transform(Schema schema)

map

public List<Writable> map(List<Writable> writables)

Description copied from interface: Transform

Transform a writable in to another writable

Parameters:

writables - the record to transform

Returns:

the transformed writable

map

public Object map(Object input)

Transform an object in to another object

Parameters:

input - the record to transform

Returns:

the transformed writable

mapSequence

public Object mapSequence(Object sequence)

Transform a sequence

Parameters:

sequence -

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

canEqual

protected boolean canEqual(Object other)

outputColumnName

public String outputColumnName()

The output column name after the operation has been applied

Returns:

the output column name

outputColumnNames

public String[] outputColumnNames()

The output column names This will often be the same as the input

Returns:

the output column names

columnNames

public String[] columnNames()

Returns column names this op is meant to run on

Returns:

columnName

public String columnName()

Returns a singular column name this op is meant to run on

Returns: