uk.ac.starlink.util

Class DoubleList

java.lang.Object

uk.ac.starlink.util.PrimitiveList

uk.ac.starlink.util.DoubleList

public class DoubleList
extends PrimitiveList

Extendable array of doubles.

Since:

12 Oct 2006

Constructor Summary

Constructors

Constructor and Description
DoubleList() Constructs a new list.
DoubleList(double[] array) Constructs a new list initialised to the contents of a given array.
DoubleList(int size) Constructs a new list with a given initial capacity.

Method Summary

Modifier and Type	Method and Description
void	add(double value) Appends a value to the end of this list.
boolean	addAll(double[] array) Appends all the elements of a primitive array to this list.
boolean	addAll(DoubleList other) Appends all the elements of a second list to this list.
double	get(int i) Returns the element at a given position.
double[]	getDoubleBuffer() Returns the array currently used to store the contents of this list.
void	set(int i, double value) Sets the element at a given position.
double[]	toDoubleArray() Returns the contents of this list as an array.

Methods inherited from class uk.ac.starlink.util.PrimitiveList

clear, nextCapacity, size, toArray

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleList

public DoubleList()

Constructs a new list.

DoubleList

public DoubleList(int size)

Constructs a new list with a given initial capacity.

Parameters:

size - initial capacity

DoubleList

public DoubleList(double[] array)

Constructs a new list initialised to the contents of a given array.

Parameters:

array - array whose contents form initial contents of list

Method Detail

get

public double get(int i)

Returns the element at a given position.

Parameters:

i - index

Returns:

element at i

set

public void set(int i,
                double value)

Sets the element at a given position.

Parameters:

i - index

value - new value for element i

add

public void add(double value)

Appends a value to the end of this list.

Parameters:

value - value to append

addAll

public boolean addAll(DoubleList other)

Appends all the elements of a second list to this list.

Parameters:

other - other list

Returns:

true iff this collection changed as a result of the call

addAll

public boolean addAll(double[] array)

Appends all the elements of a primitive array to this list.

Parameters:

array - array to append

Returns:

true iff this collection changed as a result of the call

toDoubleArray

public double[] toDoubleArray()

Returns the contents of this list as an array.

Returns:

copy of list contents

getDoubleBuffer

public double[] getDoubleBuffer()

Returns the array currently used to store the contents of this list. Its length will be greater than or equal to the length of this list. The identity of the returned array may change as this list is mutated.

Returns:

storage array