protected SystemWideEventSynchronizer(SynchronousId id, string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
if (id == null)
{
throw new ArgumentNullException(nameof(id));
}
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException(nameof(name));
}
if (willHandle == null)
{
throw new ArgumentNullException(nameof(willHandle));
}
Id = id;
WaitHandle = new EventWaitHandle(false, EventResetMode.ManualReset, name);
WillHandle = willHandle;
m_begun = begun;
m_ended = ended;
m_allNotified = allNotified;
}
public static ISynchronizable SystemWideEventSet(string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
if (willHandle == null)
{
throw new ArgumentNullException(nameof(willHandle));
}
return(new SystemWideEventSettable(name, willHandle, begun, ended, allNotified));
}
public static ISynchronizable EventWait(Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
if (willHandle == null)
{
throw new ArgumentNullException(nameof(willHandle));
}
return(new EventWaitable(willHandle, begun, ended, allNotified));
}
public EventSynchronizable(Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
if (willHandle == null)
{
throw new ArgumentNullException(nameof(willHandle));
}
m_willHandle = willHandle;
m_begun = begun;
m_ended = ended;
m_allNotified = allNotified;
}
public SystemWideEventSynchronizable(string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException(nameof(name));
}
if (willHandle == null)
{
throw new ArgumentNullException(nameof(willHandle));
}
m_name = name;
m_willHandle = willHandle;
m_begun = begun;
m_ended = ended;
m_allNotified = allNotified;
}
protected EventSynchronizer(SynchronousId id, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
if (id == null)
{
throw new ArgumentNullException(nameof(id));
}
if (willHandle == null)
{
throw new ArgumentNullException(nameof(willHandle));
}
Id = id;
WillHandle = willHandle;
m_begun = begun;
m_ended = ended;
m_allNotified = allNotified;
}
protected override SystemWideEventSynchronizer GetSystemWideEventSynchronizer(SynchronousId id, string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
return(new SystemWideEventSetter(id, name, willHandle, begun, ended, allNotified));
}
public SystemWideEventSettable(string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null) :
base(name, willHandle, begun, ended, allNotified)
{
}
protected abstract SystemWideEventSynchronizer GetSystemWideEventSynchronizer(SynchronousId id, string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null);
protected override EventSynchronizer GetEventSynchronizer(SynchronousId id, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null)
{
return(new EventWaiter(id, willHandle, begun, ended, allNotified));
}
public EventWaitable(Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null) :
base(willHandle, begun, ended, allNotified)
{
}
public EventWaiter(SynchronousId id, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null) :
base(id, willHandle, begun, ended, allNotified)
{
}
public SystemWideEventSetter(SynchronousId id, string name, Predicate <object> willHandle,
HandledCallback begun = null, HandledCallback ended = null, AllNotifiedCallback allNotified = null) :
base(id, name, willHandle, begun, ended, allNotified)
{
}
public void Can_restrain_apps_to_wait_until_ending_process_in_order_of_all_apps()
{
// Arrange
var processes = new ConcurrentBag <int>();
var processes_Add = new MarshalByRefAction <int>(i => processes.Add(i));
void Synchronize(Action <ISynchronizer> action)
{
var begun = new HandledCallback((id, obj, opts) =>
{
var threadId = ST::Thread.CurrentThread.ManagedThreadId;
Debug.WriteLine($"Begun Id: { id }, Obj: { obj }, Thread: { threadId }");
});
var ended = new HandledCallback((id, obj, opts) =>
{
var threadId = ST::Thread.CurrentThread.ManagedThreadId;
Debug.WriteLine($"Ended Id: { id }, Obj: { obj }, Thread: { threadId }");
});
var curMeth = MethodBase.GetCurrentMethod();
var waiter1 = Synchronizable.SystemWideEventWait(Key.Get(curMeth, "Foo"), obj => (int)obj == 1, begun, ended);
var waiter2 = Synchronizable.SystemWideEventWait(Key.Get(curMeth, "Bar"), obj => (int)obj == 2, begun, ended);
var waiter3 = Synchronizable.SystemWideEventWait(Key.Get(curMeth, "Baz"), obj => (int)obj == 3, begun, ended);
using (var sync = waiter1.Then(waiter2).Then(waiter3).GetSynchronizer())
action(sync);
}
// Act
Synchronize(sync =>
{
var task1 = Task.Run(() =>
AppDomain.CurrentDomain.RunAtIsolatedDomain(processes_Add_ =>
Synchronize(sync_ =>
{
sync_.Begin(1).Wait();
processes_Add_.Invoke(1);
sync_.End(1).Wait();
}), processes_Add));
var task2 = Task.Run(() =>
AppDomain.CurrentDomain.RunAtIsolatedDomain(processes_Add_ =>
Synchronize(sync_ =>
{
sync_.Begin(2).Wait();
processes_Add_.Invoke(2);
sync_.End(2).Wait();
}), processes_Add));
var task3 = Task.Run(() =>
AppDomain.CurrentDomain.RunAtIsolatedDomain(processes_Add_ =>
Synchronize(sync_ =>
{
sync_.Begin(3).Wait();
processes_Add_.Invoke(3);
sync_.End(3).Wait();
}), processes_Add));
sync.NotifyAll(false).Wait();
// Assert
CollectionAssert.AreEqual(new[] { 1, 2, 3 }, processes);
Task.WaitAll(task1, task2, task3);
});
}