Lock

Overview

This class represents simple wait lock that allows to block current thread until signal is received.

Use case

You can use this class to wait for different actions to complete

var threadLock := new Lock;

async begin
  //perform action on another thread
  threadLock.Signal;
end;

//block current thread and wait for other thread to send a signal.
threadLock.WaitFor;

Location

  • Reference:
    • RemObjects.Elements.EUnit.dll  .NET, .NET Standard 2.0
    • remobjects.elements.eunit.jar  Cooper
    • EUnit.fx  Island, macOS
    • libEUnit.fx  Toffee
  • Namespace: RemObjects.Elements.EUnit
  • Platforms: .NET, .NET Standard 2.0, Cooper, Island, macOS, Toffee
  • Ancestry: AbstractLock | Lock


Instance Methods

Reset  override

Sets internal state of the lock to non signaled.

 

method Reset

 

void Reset()

 

func Reset()

 

void Reset()

 

Sub Reset()

Signal  override

Sets internal state to singaled allowing waiting threads to proceed.

 

method Signal

 

void Signal()

 

func Signal()

 

void Signal()

 

Sub Signal()

WaitFor  override

Blocks current thread until signaled.

 

method WaitFor

 

void WaitFor()

 

func WaitFor()

 

void WaitFor()

 

Sub WaitFor()

WaitFor (Int32): Boolean  override

Blocks current thread until signaled for specified amoun of milliseconds.

 

method WaitFor(Timeout: Int32): Boolean

 

Boolean WaitFor(Int32 Timeout)

 

func WaitFor(_ Timeout: Int32) -> Boolean

 

Boolean WaitFor(Integer Timeout)

 

Function WaitFor(Timeout As Int32) As Boolean

Parameters:

  • Timeout: The number of milliseconds to wait.