Package elki.utilities.datastructures.arraylike

Interface NumberArrayAdapter<N extends java.lang.Number,A>

Type Parameters:

N - Number type

A - Array type

All Superinterfaces:

ArrayAdapter<N,A>

All Known Implementing Classes:

DoubleArray, DoubleArrayAdapter, FeatureSelection.ProjectedNumberFeatureVectorAdapter, FloatArrayAdapter, IntegerArray, NumberVectorAdapter

public interface NumberArrayAdapter<N extends java.lang.Number,A>
extends ArrayAdapter<N,A>

Adapter for arrays of numbers, to avoid boxing.

Since:

0.5.0

Author:

Erich Schubert

Method Summary

Modifier and Type	Method	Description
N	get(A array, int off)	Get the off'th item from the array.
default byte	getByte(A array, int off)	Get the off'th item from the array as byte.
double	getDouble(A array, int off)	Get the off'th item from the array as double.
default float	getFloat(A array, int off)	Get the off'th item from the array as float.
default int	getInteger(A array, int off)	Get the off'th item from the array as integer.
long	getLong(A array, int off)	Get the off'th item from the array as long.
default short	getShort(A array, int off)	Get the off'th item from the array as short.
int	size(A array)	Get the size of the array.

Method Detail

size

int size(A array)

Description copied from interface: ArrayAdapter

Get the size of the array.

Specified by:

size in interface ArrayAdapter<N extends java.lang.Number,A>

Parameters:

array - Array-like thing

Returns:

Size

get

N get(A array,
      int off)

Description copied from interface: ArrayAdapter

Get the off'th item from the array.

Specified by:

get in interface ArrayAdapter<N extends java.lang.Number,A>

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

getDouble

double getDouble(A array,
                 int off)

Get the off'th item from the array as double.

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

Throws:

java.lang.IndexOutOfBoundsException - for an invalid index.

getFloat

default float getFloat(A array,
                       int off)

Get the off'th item from the array as float.

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

Throws:

java.lang.IndexOutOfBoundsException - for an invalid index.

getInteger

default int getInteger(A array,
                       int off)

Get the off'th item from the array as integer.

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

Throws:

java.lang.IndexOutOfBoundsException - for an invalid index.

getShort

default short getShort(A array,
                       int off)

Get the off'th item from the array as short.

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

Throws:

java.lang.IndexOutOfBoundsException - for an invalid index.

getLong

long getLong(A array,
             int off)

Get the off'th item from the array as long.

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

Throws:

java.lang.IndexOutOfBoundsException - for an invalid index.

getByte

default byte getByte(A array,
                     int off)

Get the off'th item from the array as byte.

Parameters:

array - Array to get from

off - Offset

Returns:

Item at offset off

Throws:

java.lang.IndexOutOfBoundsException - for an invalid index.