org.datavec.api.transform.metadata

Class DoubleMetaData

java.lang.Object

org.datavec.api.transform.metadata.BaseColumnMetaData

org.datavec.api.transform.metadata.DoubleMetaData

All Implemented Interfaces:

Serializable, Cloneable, ColumnMetaData

public class DoubleMetaData
extends BaseColumnMetaData

MetaData for a double column.

Author:

Alex Black

See Also:

Serialized Form

Field Summary

Fields inherited from class org.datavec.api.transform.metadata.BaseColumnMetaData

name

Constructor Summary

Constructors

Constructor and Description
DoubleMetaData(String name)
DoubleMetaData(String name, Double minAllowedValue, Double maxAllowedValue)
DoubleMetaData(String name, Double min, Double maxAllowedValue, boolean allowNaN, boolean allowInfinite)

Method Summary

Modifier and Type	Method and Description
DoubleMetaData	clone()
ColumnType	getColumnType() Get the type of column
boolean	isValid(Object input) Is the given object valid for this column, given the column type and any restrictions given by the ColumnMetaData object?
boolean	isValid(Writable writable) Is the given Writable valid for this column, given the column type and any restrictions given by the ColumnMetaData object?
String	toString()

Methods inherited from class org.datavec.api.transform.metadata.BaseColumnMetaData

getName, setName

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleMetaData

public DoubleMetaData(String name)

DoubleMetaData

public DoubleMetaData(String name,
                      Double minAllowedValue,
                      Double maxAllowedValue)

Parameters:

minAllowedValue - Min allowed value. If null: no restriction on minAllowedValue value in this column

maxAllowedValue - Max allowed value. If null: no restriction on maxAllowedValue value in this column

DoubleMetaData

public DoubleMetaData(String name,
                      Double min,
                      Double maxAllowedValue,
                      boolean allowNaN,
                      boolean allowInfinite)

Parameters:

min - Min allowed value. If null: no restriction on minAllowedValue value in this column

maxAllowedValue - Max allowed value. If null: no restriction on maxAllowedValue value in this column

allowNaN - Are NaN values ok?

allowInfinite - Are +/- infinite values ok?

Method Detail

getColumnType

public ColumnType getColumnType()

Description copied from interface: ColumnMetaData

Get the type of column

isValid

public boolean isValid(Writable writable)

Description copied from interface: ColumnMetaData

Is the given Writable valid for this column, given the column type and any restrictions given by the ColumnMetaData object?

Parameters:

writable - Writable to check

Returns:

true if value, false if invalid

isValid

public boolean isValid(Object input)

Is the given object valid for this column, given the column type and any restrictions given by the ColumnMetaData object?

Parameters:

input - object to check

Returns:

true if value, false if invalid

clone

public DoubleMetaData clone()

Specified by:

clone in interface ColumnMetaData

Specified by:

clone in class BaseColumnMetaData

Returns:

toString

public String toString()

Overrides:

toString in class Object