water.udf

Class FunColumn<X,Y>

java.lang.Object

water.Iced<ColumnBase<T>>

water.udf.ColumnBase<T>

water.udf.FunColumnBase<Y>

water.udf.FunColumn<X,Y>

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, Freezable<ColumnBase<Y>>, Vec.Holder, Column<Y>, Function<java.lang.Long,Y>

public class FunColumn<X,Y>
extends FunColumnBase<Y>

This column depends on another column

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	FunColumn.FunChunk Pretends to be a chunk of a column, for distributed calculations.

Constructor Summary

Constructors

Constructor and Description
FunColumn() deserialization :(
FunColumn(Function<X,Y> f, Column<X> xs)

Method Summary

Methods

Modifier and Type	Method and Description
TypedChunk<Y>	chunkAt(int i)
boolean	equals(java.lang.Object o)
Y	get(long idx)
int	hashCode()
boolean	isNA(long idx)
int	rowLayout()
java.lang.String	toString()

Methods inherited from class water.udf.FunColumnBase

apply, apply, size, vec

Methods inherited from class water.udf.ColumnBase

isCompatibleWith

Methods inherited from class water.Iced

asBytes, clone, copyOver, frozenType, read, readExternal, readJSON, reloadFromBytes, toJsonString, write, writeExternal, writeJSON

Methods inherited from class java.lang.Object

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

Methods inherited from interface water.udf.Column

isCompatibleWith

Constructor Detail

FunColumn

public FunColumn()

deserialization :(

FunColumn

public FunColumn(Function<X,Y> f,
         Column<X> xs)

Method Detail

rowLayout

public int rowLayout()

chunkAt

public TypedChunk<Y> chunkAt(int i)

get

public Y get(long idx)

Specified by:

get in class FunColumnBase<Y>

isNA

public boolean isNA(long idx)

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object