Class AtomicCounter

An atomic 32 bit integer counter.

Inheritance
object
AtomicCounter
Implements
Inherited Members
Namespace: Akka.Util.Internal
Assembly: Akka.dll
Syntax
public class AtomicCounter : IAtomicCounter<int>

Constructors

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AtomicCounter()

Creates an instance of an AtomicCounter with a starting value of -1.

Declaration
public AtomicCounter()
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AtomicCounter(int)

Creates an instance of an AtomicCounter.

Declaration
public AtomicCounter(int initialValue)
Parameters
Type Name Description
int initialValue

The initial value of this counter.

Properties

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Current

Retrieves the current value of the counter

Declaration
public int Current { get; }
Property Value
Type Description
int

Methods

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AddAndGet(int)

Adds the specified value to the counter and returns the new value.

Declaration
public int AddAndGet(int amount)
Parameters
Type Name Description
int amount

The amount to add to the counter.
Returns
Type Description
int

The new value after additions.
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CompareAndSet(int, int)

Compares current counter value with provided expected value, and sets it to newValue if compared values where equal. Returns true if replacement has succeed.

Declaration
public bool CompareAndSet(int expected, int newValue)
Parameters
Type Name Description
int expected

TBD
int newValue

TBD
Returns
Type Description
bool

TBD
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Decrement()

Decrements the counter and returns the next value

Declaration
public int Decrement()
Returns
Type Description
int

TBD
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DecrementAndGet()

Atomically decrements the counter by one.

Declaration
public int DecrementAndGet()
Returns
Type Description
int

The new value.
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GetAndAdd(int)

Returns the current value and adds the specified value to the counter.

Declaration
public int GetAndAdd(int amount)
Parameters
Type Name Description
int amount

The amount to add to the counter.
Returns
Type Description
int

The original value before additions.
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GetAndDecrement()

Atomically decrements the counter by one.

Declaration
public int GetAndDecrement()
Returns
Type Description
int

The original value.
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GetAndIncrement()

Atomically increments the counter by one.

Declaration
public int GetAndIncrement()
Returns
Type Description
int

The original value.
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GetAndSet(int)

Returns current counter value and sets a new value on it's place in one operation.

Declaration
public int GetAndSet(int value)
Parameters
Type Name Description
int value

TBD
Returns
Type Description
int

TBD
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IncrementAndGet()

Atomically increments the counter by one.

Declaration
public int IncrementAndGet()
Returns
Type Description
int

The new value.
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Next()

Increments the counter and returns the next value

Declaration
public int Next()
Returns
Type Description
int

TBD
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Reset()

Resets the counter to zero.

Declaration
public void Reset()

Implements

Extension Methods