Package org.opensourcephysics.media.core

Class DoubleArray

java.lang.Object

org.opensourcephysics.media.core.DoubleArray

public class DoubleArray
extends java.lang.Object

This manages an array of doubles.

Constructor Summary

Constructors

Constructor	Description
DoubleArray(int initialLength, double initialValue)	Constructs a DoubleArray object.

Method Summary

Modifier and Type	Method	Description
boolean	fill(double value)	Fills elements of the array with the specified value.
boolean	fill(double value, int start, int end)	Fills a subset of elements of the array with the specified value.
double	get(int n)	Gets the specified array element.
boolean	set(int n, double value)	Sets the specified array element.
void	setLength(int newLength)	Sets the length of the array.

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleArray

public DoubleArray(int initialLength,
                   double initialValue)

Constructs a DoubleArray object.

Parameters:

initialLength - the initial length of the array

initialValue - the initial value of all array elements

Method Detail

get

public double get(int n)

Gets the specified array element.

Parameters:

n - the array index

Returns:

the value at the specified index

set

public boolean set(int n,
                   double value)

Sets the specified array element.

Parameters:

n - the array index

value - the new value of the element

Returns:

true if element was changed

setLength

public void setLength(int newLength)

Sets the length of the array.

Parameters:

newLength - the new length of the array

fill

public boolean fill(double value)

Fills elements of the array with the specified value.

Parameters:

value - the value

Returns:

true if at least one element was changed

fill

public boolean fill(double value,
                    int start,
                    int end)

Fills a subset of elements of the array with the specified value.

Parameters:

value - the value

start - the first index

end - the last index

Returns:

true if at least one element was changed