jsr166z.forkjoin
Class ParallelLongArray.WithFilter

java.lang.Object
  jsr166z.forkjoin.ParallelLongArray.WithLongMapping
      jsr166z.forkjoin.ParallelLongArray.WithFilter

Direct Known Subclasses:

ParallelLongArray.WithBounds

Enclosing class:

ParallelLongArray

public abstract static class ParallelLongArray.WithFilter
extends ParallelLongArray.WithLongMapping

A restriction of parallel array operations to apply only to elements for which a selector returns true

Method Summary

long	any() Returns some element matching bound and filter constraints
void	apply({long=>void} procedure) Applies the given procedure
int	indexOfMax() Returns the index corresponding to the greatest element or -1 if empty, assuming that all elements are Comparables
int	indexOfMax({long,long=>int} comparator) Returns the index corresponding to the greatest element, or -1 if empty
int	indexOfMin() Returns the index corresponding to the least element or -1 if empty, assuming that all elements are Comparables
int	indexOfMin({long,long=>int} comparator) Returns the index corresponding to the least element or -1 if empty
long	max() Returns the maximum element, or Long.MIN_VALUE if empty assuming that all elements are Comparables
long	max({long,long=>int} comparator) Returns the maximum element, or Long.MIN_VALUE if empty
long	min() Returns the minimum element, or Long.MAX_VALUE if empty, assuming that all elements are Comparables
long	min({long,long=>int} comparator) Returns the minimum element, or Long.MAX_VALUE if empty
abstract ParallelLongArray	newArray() Returns a new ParallelArray holding elements
void	randomFill() Sets each element to a uniform random value having the same properties as Random.nextLong()
void	randomFill(long bound) Sets each element to a uniform random value having the same properties as Random.nextInt(int)
long	reduce({long,long=>long} reducer, long base) Returns reduction of elements
void	replaceWithCombination(long[] other, {long,long=>long} combiner) Replaces elements with results of applying combine(thisElement, otherElement)
void	replaceWithCombination(ParallelLongArray other, {long,long=>long} combiner) Replaces elements with results of applying combine(thisElement, otherElement)
void	replaceWithGeneratedValue({=>long} generator) Replaces elements with results of applying the given generator.
void	replaceWithMappedIndex({int=>long} mapper) Replaces elements with the results of applying the given mapper to their indices
void	replaceWithTransform({long=>long} mapper) Replaces elements with the results of applying the given mapper to their current values.
void	replaceWithValue(long value) Replaces elements with the given value.
long	sum() Returns the sum of elements
abstract ParallelLongArray.WithDoubleMapping	withMapping({long=>double} mapper) Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.
abstract ParallelLongArray.WithIntMapping	withMapping({long=>int} mapper) Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.
abstract ParallelLongArray.WithLongMapping	withMapping({long=>long} mapper) Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.
abstract <U> ParallelLongArray.WithMapping<U>	withMapping({long=>U} mapper) Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.

Methods inherited from class jsr166z.forkjoin.ParallelLongArray.WithLongMapping

anyIndex, size

Methods inherited from class java.lang.Object

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

Method Detail

apply

public void apply({long=>void} procedure)

Applies the given procedure

Overrides:

apply in class ParallelLongArray.WithLongMapping

Parameters:

procedure - the procedure

reduce

public long reduce({long,long=>long} reducer,
                   long base)

Returns reduction of elements

Overrides:

reduce in class ParallelLongArray.WithLongMapping

Parameters:

reducer - the reducer

base - the result for an empty array

Returns:

reduction

sum

public long sum()

Returns the sum of elements

Overrides:

sum in class ParallelLongArray.WithLongMapping

Returns:

the sum of elements

min

public long min({long,long=>int} comparator)

Returns the minimum element, or Long.MAX_VALUE if empty

Overrides:

min in class ParallelLongArray.WithLongMapping

Parameters:

comparator - the comparator

Returns:

minimum element, or Long.MAX_VALUE if empty

min

public long min()

Returns the minimum element, or Long.MAX_VALUE if empty, assuming that all elements are Comparables

Overrides:

min in class ParallelLongArray.WithLongMapping

Returns:

minimum element, or Long.MAX_VALUE if empty

max

public long max({long,long=>int} comparator)

Returns the maximum element, or Long.MIN_VALUE if empty

Overrides:

max in class ParallelLongArray.WithLongMapping

Parameters:

comparator - the comparator

Returns:

maximum element, or Long.MIN_VALUE if empty

max

public long max()

Returns the maximum element, or Long.MIN_VALUE if empty assuming that all elements are Comparables

Overrides:

max in class ParallelLongArray.WithLongMapping

Returns:

maximum element, or Long.MIN_VALUE if empty

indexOfMin

public int indexOfMin({long,long=>int} comparator)

Returns the index corresponding to the least element or -1 if empty

Overrides:

indexOfMin in class ParallelLongArray.WithLongMapping

Parameters:

comparator - the comparator

Returns:

the index of least element or -1 if empty.

indexOfMax

public int indexOfMax({long,long=>int} comparator)

Returns the index corresponding to the greatest element, or -1 if empty

Overrides:

indexOfMax in class ParallelLongArray.WithLongMapping

Parameters:

comparator - the comparator

Returns:

the index of greatest element or -1 if empty.

indexOfMin

public int indexOfMin()

Returns the index corresponding to the least element or -1 if empty, assuming that all elements are Comparables

Overrides:

indexOfMin in class ParallelLongArray.WithLongMapping

Returns:

the index of least element or -1 if empty.

Throws:

java.lang.ClassCastException - if any element is not Comparable.

indexOfMax

public int indexOfMax()

Returns the index corresponding to the greatest element or -1 if empty, assuming that all elements are Comparables

Overrides:

indexOfMax in class ParallelLongArray.WithLongMapping

Returns:

the index of greatest element or -1 if empty.

Throws:

java.lang.ClassCastException - if any element is not Comparable.

newArray

public abstract ParallelLongArray newArray()

Returns a new ParallelArray holding elements

Specified by:

newArray in class ParallelLongArray.WithLongMapping

Returns:

a new ParallelArray holding elements

replaceWithTransform

public void replaceWithTransform({long=>long} mapper)

Replaces elements with the results of applying the given mapper to their current values.

Parameters:

mapper - the mapper

replaceWithMappedIndex

public void replaceWithMappedIndex({int=>long} mapper)

Replaces elements with the results of applying the given mapper to their indices

Parameters:

mapper - the mapper

replaceWithGeneratedValue

public void replaceWithGeneratedValue({=>long} generator)

Replaces elements with results of applying the given generator.

Parameters:

generator - the generator

randomFill

public void randomFill()

Sets each element to a uniform random value having the same properties as Random.nextLong()

randomFill

public void randomFill(long bound)

Sets each element to a uniform random value having the same properties as Random.nextInt(int)

Parameters:

bound - the upper bound of each random value

Throws:

java.lang.IllegalArgumentException - if bound less than or equal to zero

replaceWithValue

public void replaceWithValue(long value)

Replaces elements with the given value.

Parameters:

value - the value

replaceWithCombination

public void replaceWithCombination(ParallelLongArray other,
                                   {long,long=>long} combiner)

Replaces elements with results of applying combine(thisElement, otherElement)

Parameters:

other - the other array

combiner - the combiner

Throws:

java.lang.ArrayIndexOutOfBoundsException - if other array has fewer than upperBound elements.

replaceWithCombination

public void replaceWithCombination(long[] other,
                                   {long,long=>long} combiner)

Replaces elements with results of applying combine(thisElement, otherElement)

Parameters:

other - the other array

combiner - the combiner

Throws:

java.lang.ArrayIndexOutOfBoundsException - if other array has fewer than upperBound elements.

any

public long any()

Returns some element matching bound and filter constraints

Specified by:

any in class ParallelLongArray.WithLongMapping

Returns:

matching element

Throws:

java.util.NoSuchElementException - if empty

withMapping

public abstract <U> ParallelLongArray.WithMapping<U> withMapping({long=>U} mapper)

Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.

Parameters:

mapper - the mapper

Returns:

operation prefix

withMapping

public abstract ParallelLongArray.WithDoubleMapping withMapping({long=>double} mapper)

Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.

Parameters:

mapper - the mapper

Returns:

operation prefix

withMapping

public abstract ParallelLongArray.WithLongMapping withMapping({long=>long} mapper)

Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.

Parameters:

mapper - the mapper

Returns:

operation prefix

withMapping

public abstract ParallelLongArray.WithIntMapping withMapping({long=>int} mapper)

Returns an operation prefix that causes a method to operate on mapped elements of the array using the given mapper.

Parameters:

mapper - the mapper

Returns:

operation prefix