Class ValueTaskSynchronization

Provides a set of methods for synchronization and combination of multiple ValueTasks.

Inheritance

Object

ValueTaskSynchronization

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: DotNext.Threading.Tasks

Assembly: DotNext.Threading.dll

Syntax

public static class ValueTaskSynchronization

Remarks

Methods in this class exist for architectural symmetry with WhenAll and WhenAny methods from Task class when you have to work with tasks implemented as value types. Don't use these methods just to avoid allocation of memory inside of managed heap.

Methods

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WhenAll(ValueTask, ValueTask)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask WhenAll(ValueTask task1, ValueTask task2)

Parameters

Type	Name	Description
ValueTask	task1	The first task to await.
ValueTask	task2	The second task to await.

Returns

Type	Description
ValueTask	A task that represents the completion of all of the supplied tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll(ValueTask, ValueTask, ValueTask)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask WhenAll(ValueTask task1, ValueTask task2, ValueTask task3)

Parameters

Type	Name	Description
ValueTask	task1	The first task to await.
ValueTask	task2	The second task to await.
ValueTask	task3	The third task to await.

Returns

Type	Description
ValueTask	A task that represents the completion of all of the supplied tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll(ValueTask, ValueTask, ValueTask, ValueTask)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask WhenAll(ValueTask task1, ValueTask task2, ValueTask task3, ValueTask task4)

Parameters

Type	Name	Description
ValueTask	task1	The first task to await.
ValueTask	task2	The second task to await.
ValueTask	task3	The third task to await.
ValueTask	task4	The fourth task to await.

Returns

Type	Description
ValueTask	A task that represents the completion of all of the supplied tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll(ValueTask, ValueTask, ValueTask, ValueTask, ValueTask)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask WhenAll(ValueTask task1, ValueTask task2, ValueTask task3, ValueTask task4, ValueTask task5)

Parameters

Type	Name	Description
ValueTask	task1	The first task to await.
ValueTask	task2	The second task to await.
ValueTask	task3	The third task to await.
ValueTask	task4	The fourth task to await.
ValueTask	task5	The fifth task to await.

Returns

Type	Description
ValueTask	A task that represents the completion of all of the supplied tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll<T1, T2>(ValueTask<T1>, ValueTask<T2>)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask<(T1, T2)> WhenAll<T1, T2>(ValueTask<T1> task1, ValueTask<T2> task2)

Parameters

Type	Name	Description
ValueTask<T1>	task1	The first task to await.
ValueTask<T2>	task2	The second task to await.

Returns

Type	Description
ValueTask<ValueTuple<T1, T2>>	A task containing results of both tasks.

Type Parameters

Name	Description
T1	The type of the first task.
T2	The type of the second task.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll<T1, T2, T3>(ValueTask<T1>, ValueTask<T2>, ValueTask<T3>)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask<(T1, T2, T3)> WhenAll<T1, T2, T3>(ValueTask<T1> task1, ValueTask<T2> task2, ValueTask<T3> task3)

Parameters

Type	Name	Description
ValueTask<T1>	task1	The first task to await.
ValueTask<T2>	task2	The second task to await.
ValueTask<T3>	task3	The third task to await.

Returns

Type	Description
ValueTask<ValueTuple<T1, T2, T3>>	A task containing results of all tasks.

Type Parameters

Name	Description
T1	The type of the first task.
T2	The type of the second task.
T3	The type of the third task.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll<T1, T2, T3, T4>(ValueTask<T1>, ValueTask<T2>, ValueTask<T3>, ValueTask<T4>)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask<(T1, T2, T3, T4)> WhenAll<T1, T2, T3, T4>(ValueTask<T1> task1, ValueTask<T2> task2, ValueTask<T3> task3, ValueTask<T4> task4)

Parameters

Type	Name	Description
ValueTask<T1>	task1	The first task to await.
ValueTask<T2>	task2	The second task to await.
ValueTask<T3>	task3	The third task to await.
ValueTask<T4>	task4	The fourth task to await.

Returns

Type	Description
ValueTask<ValueTuple<T1, T2, T3, T4>>	A task containing results of all tasks.

Type Parameters

Name	Description
T1	The type of the first task.
T2	The type of the second task.
T3	The type of the third task.
T4	The type of the fourth task.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAll<T1, T2, T3, T4, T5>(ValueTask<T1>, ValueTask<T2>, ValueTask<T3>, ValueTask<T4>, ValueTask<T5>)

Creates a task that will complete when all of the passed tasks have completed.

Declaration

public static ValueTask<(T1, T2, T3, T4, T5)> WhenAll<T1, T2, T3, T4, T5>(ValueTask<T1> task1, ValueTask<T2> task2, ValueTask<T3> task3, ValueTask<T4> task4, ValueTask<T5> task5)

Parameters

Type	Name	Description
ValueTask<T1>	task1	The first task to await.
ValueTask<T2>	task2	The second task to await.
ValueTask<T3>	task3	The third task to await.
ValueTask<T4>	task4	The fourth task to await.
ValueTask<T5>	task5	The fifth task to await.

Returns

Type	Description
ValueTask<ValueTuple<T1, T2, T3, T4, T5>>	A task containing results of all tasks.

Type Parameters

Name	Description
T1	The type of the first task.
T2	The type of the second task.
T3	The type of the third task.
T4	The type of the fourth task.
T5	The type of the fifth task.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny(ValueTask, ValueTask)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask> WhenAny(ValueTask task1, ValueTask task2)

Parameters

Type	Name	Description
ValueTask	task1	The first task to wait on for completion.
ValueTask	task2	The second task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny(ValueTask, ValueTask, ValueTask)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask> WhenAny(ValueTask task1, ValueTask task2, ValueTask task3)

Parameters

Type	Name	Description
ValueTask	task1	The first task to wait on for completion.
ValueTask	task2	The second task to wait on for completion.
ValueTask	task3	The third task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny(ValueTask, ValueTask, ValueTask, ValueTask)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask> WhenAny(ValueTask task1, ValueTask task2, ValueTask task3, ValueTask task4)

Parameters

Type	Name	Description
ValueTask	task1	The first task to wait on for completion.
ValueTask	task2	The second task to wait on for completion.
ValueTask	task3	The third task to wait on for completion.
ValueTask	task4	The fourth task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny(ValueTask, ValueTask, ValueTask, ValueTask, ValueTask)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask> WhenAny(ValueTask task1, ValueTask task2, ValueTask task3, ValueTask task4, ValueTask task5)

Parameters

Type	Name	Description
ValueTask	task1	The first task to wait on for completion.
ValueTask	task2	The second task to wait on for completion.
ValueTask	task3	The third task to wait on for completion.
ValueTask	task4	The fourth task to wait on for completion.
ValueTask	task5	The fifth task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny<TResult>(ValueTask<TResult>, ValueTask<TResult>)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask<TResult>> WhenAny<TResult>(ValueTask<TResult> task1, ValueTask<TResult> task2)

Parameters

Type	Name	Description
ValueTask<TResult>	task1	The first task to wait on for completion.
ValueTask<TResult>	task2	The second task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask<TResult>>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Type Parameters

Name	Description
TResult	The type of the result produced by the tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny<TResult>(ValueTask<TResult>, ValueTask<TResult>, ValueTask<TResult>)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask<TResult>> WhenAny<TResult>(ValueTask<TResult> task1, ValueTask<TResult> task2, ValueTask<TResult> task3)

Parameters

Type	Name	Description
ValueTask<TResult>	task1	The first task to wait on for completion.
ValueTask<TResult>	task2	The second task to wait on for completion.
ValueTask<TResult>	task3	The third task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask<TResult>>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Type Parameters

Name	Description
TResult	The type of the result produced by the tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny<TResult>(ValueTask<TResult>, ValueTask<TResult>, ValueTask<TResult>, ValueTask<TResult>)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask<TResult>> WhenAny<TResult>(ValueTask<TResult> task1, ValueTask<TResult> task2, ValueTask<TResult> task3, ValueTask<TResult> task4)

Parameters

Type	Name	Description
ValueTask<TResult>	task1	The first task to wait on for completion.
ValueTask<TResult>	task2	The second task to wait on for completion.
ValueTask<TResult>	task3	The third task to wait on for completion.
ValueTask<TResult>	task4	The fourth task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask<TResult>>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Type Parameters

Name	Description
TResult	The type of the result produced by the tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.

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WhenAny<TResult>(ValueTask<TResult>, ValueTask<TResult>, ValueTask<TResult>, ValueTask<TResult>, ValueTask<TResult>)

Creates a task that will complete when any of the supplied tasks have completed.

Declaration

public static ValueTask<ValueTask<TResult>> WhenAny<TResult>(ValueTask<TResult> task1, ValueTask<TResult> task2, ValueTask<TResult> task3, ValueTask<TResult> task4, ValueTask<TResult> task5)

Parameters

Type	Name	Description
ValueTask<TResult>	task1	The first task to wait on for completion.
ValueTask<TResult>	task2	The second task to wait on for completion.
ValueTask<TResult>	task3	The third task to wait on for completion.
ValueTask<TResult>	task4	The fourth task to wait on for completion.
ValueTask<TResult>	task5	The fifth task to wait on for completion.

Returns

Type	Description
ValueTask<ValueTask<TResult>>	A task that represents the completion of one of the supplied tasks. The return task's Result is the task that completed.

Type Parameters

Name	Description
TResult	The type of the result produced by the tasks.

Remarks

This method avoid memory allocation in the managed heap if all tasks are completed (or will be soon) at the time of calling this method.