org.datavec.api.transform.filter

Class BaseColumnFilter

java.lang.Object

org.datavec.api.transform.filter.BaseColumnFilter

All Implemented Interfaces:

Serializable, ColumnOp, Filter, Operation<Schema,Schema>

public abstract class BaseColumnFilter
extends Object
implements Filter

Abstract class for filtering examples based on the values in a single column

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected String	column
protected int	columnIdx
protected Schema	schema

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BaseColumnFilter(String column)

Method Summary

Modifier and Type	Method and Description
boolean	removeExample(List<Writable> writables)
abstract boolean	removeExample(Writable writable) Should the example or sequence be removed, based on the values from the specified column?
boolean	removeSequence(List<List<Writable>> sequence)
void	setInputSchema(Schema schema) Set the input schema.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.datavec.api.transform.filter.Filter

getInputSchema, removeExample, removeSequence

Methods inherited from interface org.datavec.api.transform.ColumnOp

columnName, columnNames, outputColumnName, outputColumnNames

Methods inherited from interface org.datavec.api.transform.Operation

transform

Field Detail

schema

protected Schema schema

column

protected final String column

columnIdx

protected int columnIdx

Constructor Detail

BaseColumnFilter

protected BaseColumnFilter(String column)

Method Detail

removeExample

public boolean removeExample(List<Writable> writables)

Specified by:

removeExample in interface Filter

Parameters:

writables - Example

Returns:

true if example should be removed, false to keep

removeSequence

public boolean removeSequence(List<List<Writable>> sequence)

Specified by:

removeSequence in interface Filter

Parameters:

sequence - sequence example

Returns:

true if example should be removed, false to keep

setInputSchema

public void setInputSchema(Schema schema)

Description copied from interface: ColumnOp

Set the input schema.

Specified by:

setInputSchema in interface ColumnOp

Specified by:

setInputSchema in interface Filter

removeExample

public abstract boolean removeExample(Writable writable)

Should the example or sequence be removed, based on the values from the specified column?