oracle.pgx.algorithm

Interface Scalar<T>

Type Parameters:

T -

public interface Scalar<T>

A container for a scalar value.

Method Summary

Modifier and Type	Method and Description
static <T> Scalar<T>	create() Instantiate a new scalar.
static <T> Scalar<T>	create(T t) Instantiate a new scalar and initialize the scalar with the given value.
void	decrement() Decrement the scalar.
T	get() Get the value of the container.
void	increment() Increment the scalar.
void	reduceAdd(T value) Atomically update this scalar to the addition of the current value and the given value.
void	reduceAnd(T value) Atomically update this scalar to the conjunction of the current value and the given value.
void	reduceMax(T value) Atomically update this scalar to the maximum of the current value and the given value.
void	reduceMin(T value) Atomically update this scalar to the minimum of the current value and the given value.
void	reduceMul(T value) Atomically update this scalar to the multiplication of the current value and the given value.
void	reduceOr(T value) Atomically update this scalar to the disjunction of the current value and the given value.
void	set(T t) Set the value of the container.

Method Detail

create

static <T> Scalar<T> create()

Instantiate a new scalar.

Type Parameters:

T -

Returns:

create

static <T> Scalar<T> create(T t)

Instantiate a new scalar and initialize the scalar with the given value.

Type Parameters:

T -

Returns:

decrement

void decrement()

Decrement the scalar.

get

T get()

Get the value of the container.

Returns:

increment

void increment()

Increment the scalar.

reduceAdd

void reduceAdd(T value)

Atomically update this scalar to the addition of the current value and the given value.

Parameters:

value -

reduceAnd

void reduceAnd(T value)

Atomically update this scalar to the conjunction of the current value and the given value.

Parameters:

value -

reduceMax

void reduceMax(T value)

Atomically update this scalar to the maximum of the current value and the given value.

Parameters:

value -

reduceMin

void reduceMin(T value)

Atomically update this scalar to the minimum of the current value and the given value.

Parameters:

value -

reduceMul

void reduceMul(T value)

Atomically update this scalar to the multiplication of the current value and the given value.

Parameters:

value -

reduceOr

void reduceOr(T value)

Atomically update this scalar to the disjunction of the current value and the given value.

Parameters:

value -

set

void set(T t)

Set the value of the container.

Parameters:

t -