com.facebook.presto.common.array

Class IntBigArray

java.lang.Object

com.facebook.presto.common.array.IntBigArray

public final class IntBigArray
extends Object

Constructor Summary

Constructors

Constructor and Description
IntBigArray() Creates a new big array containing one initial segment
IntBigArray(int initialValue) Creates a new big array containing one initial segment filled with the specified default value

Method Summary

Modifier and Type	Method and Description
void	add(long index, int value) Adds the specified value to the specified element of this big array.
void	ensureCapacity(long length) Ensures this big array is at least the specified length.
void	fill(int value)
int	get(long index) Returns the element of this big array at specified index.
int[][]	getSegments()
void	increment(long index) Increments the element of this big array at specified index.
void	set(long index, int value) Sets the element of this big array at specified index.
long	sizeOf() Returns the size of this big array in bytes.
void	sort(int from, int to, IntComparator comparator)

Methods inherited from class java.lang.Object

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

Constructor Detail

IntBigArray

public IntBigArray()

Creates a new big array containing one initial segment

IntBigArray

public IntBigArray(int initialValue)

Creates a new big array containing one initial segment filled with the specified default value

Method Detail

getSegments

public int[][] getSegments()

sizeOf

public long sizeOf()

Returns the size of this big array in bytes.

get

public int get(long index)

Returns the element of this big array at specified index.

Parameters:

index - a position in this big array.

Returns:

the element of this big array at the specified position.

set

public void set(long index,
                int value)

Sets the element of this big array at specified index.

Parameters:

index - a position in this big array.

increment

public void increment(long index)

Increments the element of this big array at specified index.

Parameters:

index - a position in this big array.

add

public void add(long index,
                int value)

Adds the specified value to the specified element of this big array.

Parameters:

index - a position in this big array.

value - the value

ensureCapacity

public void ensureCapacity(long length)

Ensures this big array is at least the specified length. If the array is smaller, segments are added until the array is larger then the specified length.

fill

public void fill(int value)

sort

public void sort(int from,
                 int to,
                 IntComparator comparator)