| @@ -17,71 +17,25 namespace Implab.Fx | |||||
| 17 | /// <example> | 
             | 
        17 | /// <example> | |
| 18 | /// client | 
             | 
        18 | /// client | |
| 19 | /// .Get("description.txt") // returns a promise | 
             | 
        19 | /// .Get("description.txt") // returns a promise | |
| 20 | 
            
                    ///     .Di | 
        
             | 
        20 | /// .DispatchToControl(m_ctl) // handle the promise in the thread of the control | |
| 21 | /// .Then( | 
             | 
        21 | /// .Then( | |
| 22 | /// description => m_ctl.Text = description // now it's safe | 
             | 
        22 | /// description => m_ctl.Text = description // now it's safe | |
| 23 | /// ) | 
             | 
        23 | /// ) | |
| 24 | /// </example> | 
             | 
        24 | /// </example> | |
| 25 | public static Promise<T> DispatchToControl<T>(this Promise<T> that, Control ctl) | 
             | 
        25 | public static IPromise<T> DispatchToControl<T>(this IPromise<T> that, Control ctl) | |
| 26 | { | 
             | 
        26 | { | |
| 27 | if (that == null) | 
             | 
        27 | Safe.ArgumentNotNull(that, "that"); | |
| 28 | 
            
                         | 
        
             | 
        28 | Safe.ArgumentNotNull(ctl, "ctl"); | |
| 29 | if (ctl == null) | 
             | 
        |||
| 30 | throw new ArgumentNullException("ctl"); | 
             | 
        |||
| 31 | 
             | 
        29 | |||
| 32 | var directed = new ControlBoundPromise<T>(ctl,that,true); | 
             | 
        30 | var directed = new ControlBoundPromise<T>(ctl,that,true); | |
| 33 | 
             | 
        31 | |||
| 34 | 
            
                        that. | 
        
             | 
        32 | that.Last( | |
| 35 | directed.Resolve, | 
             | 
        33 | directed.Resolve, | |
| 36 | 
            
                             | 
        
             | 
        34 | directed.Reject, | |
| 37 | 
            
                             | 
        
             | 
        35 | directed.Cancel | |
| 38 | directed.Reject(err); | 
             | 
        |||
| 39 | return default(T); | 
             | 
        |||
| 40 | } | 
             | 
        |||
| 41 | ); | 
             | 
        36 | ); | |
| 42 | 
             | 
        37 | |||
| 43 | return directed; | 
             | 
        38 | return directed; | |
| 44 | } | 
             | 
        39 | } | |
| 45 | 
             | 
        ||||
| 46 | /// <summary> | 
             | 
        |||
| 47 | /// Направляет обработку обещания в текущий поток, если у него существует контекст синхронизации. | 
             | 
        |||
| 48 | /// </summary> | 
             | 
        |||
| 49 | /// <typeparam name="T">Тип результата обещания.</typeparam> | 
             | 
        |||
| 50 | /// <param name="that">Обещание которое нужно обработать в текущем потоке.</param> | 
             | 
        |||
| 51 | /// <returns>Перенаправленное обещание.</returns> | 
             | 
        |||
| 52 | public static Promise<T> DispatchToCurrentThread<T>(this Promise<T> that) | 
             | 
        |||
| 53 | { | 
             | 
        |||
| 54 | var sync = SynchronizationContext.Current; | 
             | 
        |||
| 55 | if (sync == null) | 
             | 
        |||
| 56 | throw new InvalidOperationException("The current thread doesn't have a syncronization context"); | 
             | 
        |||
| 57 | return DispatchToSyncContext(that, sync); | 
             | 
        |||
| 58 | } | 
             | 
        |||
| 59 | 
             | 
        ||||
| 60 | /// <summary> | 
             | 
        |||
| 61 | /// Направляет обработку обещания в указанный контекст синхронизации. | 
             | 
        |||
| 62 | /// </summary> | 
             | 
        |||
| 63 | /// <typeparam name="T">Тип результата обещания.</typeparam> | 
             | 
        |||
| 64 | /// <param name="that">Обещание, которое требуется обработать в указанном контексте синхронизации.</param> | 
             | 
        |||
| 65 | /// <param name="sync">Контекст синхронизации в который будет направлено обещание.</param> | 
             | 
        |||
| 66 | /// <returns>Новое обещание, которое будет обрабатываться в указанном контексте.</returns> | 
             | 
        |||
| 67 | public static Promise<T> DispatchToSyncContext<T>(this Promise<T> that, SynchronizationContext sync) | 
             | 
        |||
| 68 | { | 
             | 
        |||
| 69 | if (that == null) | 
             | 
        |||
| 70 | throw new ArgumentNullException("that"); | 
             | 
        |||
| 71 | if (sync == null) | 
             | 
        |||
| 72 | throw new ArgumentNullException("sync"); | 
             | 
        |||
| 73 | 
             | 
        ||||
| 74 | var d = new Promise<T>(); | 
             | 
        |||
| 75 | 
             | 
        ||||
| 76 | that.Then( | 
             | 
        |||
| 77 | res => sync.Post(state => d.Resolve(res), null), | 
             | 
        |||
| 78 | err => { | 
             | 
        |||
| 79 | sync.Post(state => d.Reject(err), null); | 
             | 
        |||
| 80 | return default(T); | 
             | 
        |||
| 81 | } | 
             | 
        |||
| 82 | ); | 
             | 
        |||
| 83 | 
             | 
        ||||
| 84 | return d; | 
             | 
        |||
| 85 | 
            
                 | 
        
             | 
        40 | } | |
| 86 | } | 
             | 
        41 | } | |
| 87 | } | 
             | 
        |||
| @@ -32,5 +32,4 using System.Runtime.InteropServices; | |||||
| 32 | // You can specify all the values or you can default the Build and Revision Numbers | 
             | 
        32 | // You can specify all the values or you can default the Build and Revision Numbers | |
| 33 | // by using the '*' as shown below: | 
             | 
        33 | // by using the '*' as shown below: | |
| 34 | // [assembly: AssemblyVersion("1.0.*")] | 
             | 
        34 | // [assembly: AssemblyVersion("1.0.*")] | |
| 35 | 
            
            [assembly: AssemblyVersion(" | 
        
             | 
        35 | [assembly: AssemblyVersion("2.0.*")] | |
| 36 | [assembly: AssemblyFileVersion("1.0.0.0")] | 
             | 
        |||
| @@ -38,6 +38,38 namespace Implab.Test { | |||||
| 38 | } | 
             | 
        38 | } | |
| 39 | 
             | 
        39 | |||
| 40 | [TestMethod] | 
             | 
        40 | [TestMethod] | |
| 
             | 
        41 | public void CancelExceptionTest() { | |||
| 
             | 
        42 | var p = new Promise<bool>(); | |||
| 
             | 
        43 | p.Cancel(); | |||
| 
             | 
        44 | ||||
| 
             | 
        45 | var p2 = p.Cancelled(() => { | |||
| 
             | 
        46 | throw new ApplicationException("CANCELLED"); | |||
| 
             | 
        47 | }); | |||
| 
             | 
        48 | ||||
| 
             | 
        49 | try { | |||
| 
             | 
        50 | p2.Join(); | |||
| 
             | 
        51 | Assert.Fail(); | |||
| 
             | 
        52 | } catch (ApplicationException err) { | |||
| 
             | 
        53 | Assert.AreEqual("CANCELLED", err.InnerException.Message); | |||
| 
             | 
        54 | } | |||
| 
             | 
        55 | ||||
| 
             | 
        56 | } | |||
| 
             | 
        57 | ||||
| 
             | 
        58 | [TestMethod] | |||
| 
             | 
        59 | public void ContinueOnCancelTest() { | |||
| 
             | 
        60 | var p = new Promise<bool>(); | |||
| 
             | 
        61 | p.Cancel(); | |||
| 
             | 
        62 | ||||
| 
             | 
        63 | var p2 = p | |||
| 
             | 
        64 | .Cancelled(() => { | |||
| 
             | 
        65 | throw new ApplicationException("CANCELLED"); | |||
| 
             | 
        66 | }) | |||
| 
             | 
        67 | .Error(e => true); | |||
| 
             | 
        68 | ||||
| 
             | 
        69 | Assert.AreEqual(true, p2.Join()); | |||
| 
             | 
        70 | } | |||
| 
             | 
        71 | ||||
| 
             | 
        72 | [TestMethod] | |||
| 41 | public void JoinSuccessTest() { | 
             | 
        73 | public void JoinSuccessTest() { | |
| 42 | var p = new Promise<int>(); | 
             | 
        74 | var p = new Promise<int>(); | |
| 43 | p.Resolve(100); | 
             | 
        75 | p.Resolve(100); | |
| @@ -63,7 +95,7 namespace Implab.Test { | |||||
| 63 | public void MapTest() { | 
             | 
        95 | public void MapTest() { | |
| 64 | var p = new Promise<int>(); | 
             | 
        96 | var p = new Promise<int>(); | |
| 65 | 
             | 
        97 | |||
| 66 | 
            
                        var p2 = p. | 
        
             | 
        98 | var p2 = p.Then(x => x.ToString()); | |
| 67 | p.Resolve(100); | 
             | 
        99 | p.Resolve(100); | |
| 68 | 
             | 
        100 | |||
| 69 | Assert.AreEqual(p2.Join(), "100"); | 
             | 
        101 | Assert.AreEqual(p2.Join(), "100"); | |
| @@ -185,8 +217,8 namespace Implab.Test { | |||||
| 185 | var stop = new ManualResetEvent(false); | 
             | 
        217 | var stop = new ManualResetEvent(false); | |
| 186 | int total = 0; | 
             | 
        218 | int total = 0; | |
| 187 | 
             | 
        219 | |||
| 188 | int itemsPerWriter = 1000; | 
             | 
        220 | int itemsPerWriter = 10000; | |
| 189 | 
            
                        int writersCount =  | 
        
             | 
        221 | int writersCount = 10; | |
| 190 | 
             | 
        222 | |||
| 191 | for (int i = 0; i < writersCount; i++) { | 
             | 
        223 | for (int i = 0; i < writersCount; i++) { | |
| 192 | Interlocked.Increment(ref writers); | 
             | 
        224 | Interlocked.Increment(ref writers); | |
| @@ -318,7 +350,7 namespace Implab.Test { | |||||
| 318 | .Chain(x => | 
             | 
        350 | .Chain(x => | |
| 319 | PromiseHelper | 
             | 
        351 | PromiseHelper | |
| 320 | .Sleep(200, "Hi, " + x) | 
             | 
        352 | .Sleep(200, "Hi, " + x) | |
| 321 | 
            
                                    . | 
        
             | 
        353 | .Then(y => y) | |
| 322 | .Cancelled(() => flags[1] = true) | 
             | 
        354 | .Cancelled(() => flags[1] = true) | |
| 323 | ) | 
             | 
        355 | ) | |
| 324 | .Cancelled(() => flags[2] = true); | 
             | 
        356 | .Cancelled(() => flags[2] = true); | |
| @@ -341,7 +373,7 namespace Implab.Test { | |||||
| 341 | // завершаться ошибкой OperationCanceledException | 
             | 
        373 | // завершаться ошибкой OperationCanceledException | |
| 342 | var p = PromiseHelper | 
             | 
        374 | var p = PromiseHelper | |
| 343 | .Sleep(1, "Hi, HAL!") | 
             | 
        375 | .Sleep(1, "Hi, HAL!") | |
| 344 | 
            
                            . | 
        
             | 
        376 | .Then(x => { | |
| 345 | // запускаем две асинхронные операции | 
             | 
        377 | // запускаем две асинхронные операции | |
| 346 | var result = PromiseHelper.Sleep(1000, "HEM ENABLED!!!"); | 
             | 
        378 | var result = PromiseHelper.Sleep(1000, "HEM ENABLED!!!"); | |
| 347 | // вторая операция отменяет первую до завершения | 
             | 
        379 | // вторая операция отменяет первую до завершения | |
| @@ -360,16 +392,15 namespace Implab.Test { | |||||
| 360 | [TestMethod] | 
             | 
        392 | [TestMethod] | |
| 361 | public void ChainedCancel2Test() { | 
             | 
        393 | public void ChainedCancel2Test() { | |
| 362 | // при отмене цепочки обещаний, вложенные операции также должны отменяться | 
             | 
        394 | // при отмене цепочки обещаний, вложенные операции также должны отменяться | |
| 363 | IPromise p = null; | 
             | 
        |||
| 364 | var pSurvive = new Promise<bool>(); | 
             | 
        395 | var pSurvive = new Promise<bool>(); | |
| 365 | var hemStarted = new ManualResetEvent(false); | 
             | 
        396 | var hemStarted = new ManualResetEvent(false); | |
| 366 | p = PromiseHelper | 
             | 
        397 | var p = PromiseHelper | |
| 367 | .Sleep(1, "Hi, HAL!") | 
             | 
        398 | .Sleep(1, "Hi, HAL!") | |
| 368 | .Chain(x => { | 
             | 
        399 | .Chain(x => { | |
| 369 | hemStarted.Set(); | 
             | 
        400 | hemStarted.Set(); | |
| 370 | // запускаем две асинхронные операции | 
             | 
        401 | // запускаем две асинхронные операции | |
| 371 | var result = PromiseHelper | 
             | 
        402 | var result = PromiseHelper | |
| 372 | .Sleep(1000, "HEM ENABLED!!!") | 
             | 
        403 | .Sleep(10000, "HEM ENABLED!!!") | |
| 373 | .Then(s => pSurvive.Resolve(false)); | 
             | 
        404 | .Then(s => pSurvive.Resolve(false)); | |
| 374 | 
             | 
        405 | |||
| 375 | result | 
             | 
        406 | result | |
| @@ -215,7 +215,7 namespace Implab.Diagnostics { | |||||
| 215 | Safe.ArgumentNotNull(promise, "promise"); | 
             | 
        215 | Safe.ArgumentNotNull(promise, "promise"); | |
| 216 | 
             | 
        216 | |||
| 217 | var ctx = DetachLogicalOperation(); | 
             | 
        217 | var ctx = DetachLogicalOperation(); | |
| 218 | 
            
                        promise. | 
        
             | 
        218 | promise.Anyway(() => { | |
| 219 | var old = _current; | 
             | 
        219 | var old = _current; | |
| 220 | TraceContext.Attach(ctx); | 
             | 
        220 | TraceContext.Attach(ctx); | |
| 221 | TraceContext.Current.EndLogicalOperation(); | 
             | 
        221 | TraceContext.Current.EndLogicalOperation(); | |
| @@ -5,6 +5,6 using System.Text; | |||||
| 5 | 
             | 
        5 | |||
| 6 | namespace Implab { | 
             | 
        6 | namespace Implab { | |
| 7 | public interface ICancellable { | 
             | 
        7 | public interface ICancellable { | |
| 8 | 
            
                     | 
        
             | 
        8 | void Cancel(); | |
| 9 | } | 
             | 
        9 | } | |
| 10 | } | 
             | 
        10 | } | |
| @@ -52,7 +52,7 namespace Implab { | |||||
| 52 | /// </summary> | 
             | 
        52 | /// </summary> | |
| 53 | /// <param name="handler">Обработчик.</param> | 
             | 
        53 | /// <param name="handler">Обработчик.</param> | |
| 54 | /// <remarks>После обработке ошибки, она передается дальше.</remarks> | 
             | 
        54 | /// <remarks>После обработке ошибки, она передается дальше.</remarks> | |
| 55 | 
            
                    IPromise  | 
        
             | 
        55 | IPromise Anyway(Action handler); | |
| 56 | /// <summary> | 
             | 
        56 | /// <summary> | |
| 57 | /// Обработчик для регистрации отмены обещания, событие отмены не может быть подавлено. | 
             | 
        57 | /// Обработчик для регистрации отмены обещания, событие отмены не может быть подавлено. | |
| 58 | /// </summary> | 
             | 
        58 | /// </summary> | |
| @@ -10,28 +10,34 namespace Implab { | |||||
| 10 | 
             | 
        10 | |||
| 11 | new T Join(int timeout); | 
             | 
        11 | new T Join(int timeout); | |
| 12 | 
             | 
        12 | |||
| 
             | 
        13 | void Last(ResultHandler<T> success, ErrorHandler error, Action cancel); | |||
| 
             | 
        14 | ||||
| 
             | 
        15 | void Last(ResultHandler<T> success, ErrorHandler error); | |||
| 
             | 
        16 | ||||
| 
             | 
        17 | void Last(ResultHandler<T> success); | |||
| 
             | 
        18 | ||||
| 13 | IPromise<T> Then(ResultHandler<T> success, ErrorHandler<T> error, Action cancel); | 
             | 
        19 | IPromise<T> Then(ResultHandler<T> success, ErrorHandler<T> error, Action cancel); | |
| 14 | 
             | 
        20 | |||
| 15 | IPromise<T> Then(ResultHandler<T> success, ErrorHandler<T> error); | 
             | 
        21 | IPromise<T> Then(ResultHandler<T> success, ErrorHandler<T> error); | |
| 16 | 
             | 
        22 | |||
| 17 | IPromise<T> Then(ResultHandler<T> success); | 
             | 
        23 | IPromise<T> Then(ResultHandler<T> success); | |
| 18 | 
             | 
        24 | |||
| 19 | 
            
                     | 
        
             | 
        25 | IPromise<T2> Then<T2>(ResultMapper<T, T2> mapper, ErrorHandler<T2> error, Action cancel); | |
| 20 | void Last(ResultHandler<T> success, ErrorHandler error); | 
             | 
        |||
| 21 | void Last(ResultHandler<T> success); | 
             | 
        |||
| 22 | 
             | 
        26 | |||
| 23 | 
            
                    IPromise<T>  | 
        
             | 
        27 | IPromise<T2> Then<T2>(ResultMapper<T, T2> mapper, ErrorHandler<T2> error); | |
| 24 | 
             | 
        ||||
| 25 | IPromise<T2> Then<T2>(ResultMapper<T,T2> mapper, ErrorHandler<T> error); | 
             | 
        |||
| 26 | 
             | 
        28 | |||
| 27 | IPromise<T2> Then<T2>(ResultMapper<T,T2> mapper); | 
             | 
        29 | IPromise<T2> Then<T2>(ResultMapper<T, T2> mapper); | |
| 28 | 
             | 
        30 | |||
| 29 | 
            
                    IPromise<T2>  | 
        
             | 
        31 | IPromise<T2> Chain<T2>(ResultMapper<T, IPromise<T2>> chained, ErrorHandler<IPromise<T2>> error, Action cancel); | |
| 
             | 
        32 | ||||
| 
             | 
        33 | IPromise<T2> Chain<T2>(ResultMapper<T, IPromise<T2>> chained, ErrorHandler<IPromise<T2>> error); | |||
| 30 | 
             | 
        34 | |||
| 31 | 
            
                    IPromise<T2>  | 
        
             | 
        35 | IPromise<T2> Chain<T2>(ResultMapper<T, IPromise<T2>> chained); | |
| 
             | 
        36 | ||||
| 
             | 
        37 | IPromise<T> Error(ErrorHandler<T> error); | |||
| 32 | 
             | 
        38 | |||
| 33 | new IPromise<T> Cancelled(Action handler); | 
             | 
        39 | new IPromise<T> Cancelled(Action handler); | |
| 34 | 
             | 
        40 | |||
| 35 | 
            
                    new IPromise<T>  | 
        
             | 
        41 | new IPromise<T> Anyway(Action handler); | |
| 36 | } | 
             | 
        42 | } | |
| 37 | } | 
             | 
        43 | } | |
| @@ -29,7 +29,7 namespace Implab.Parallels { | |||||
| 29 | m_pending = source.Length; | 
             | 
        29 | m_pending = source.Length; | |
| 30 | m_action = action; | 
             | 
        30 | m_action = action; | |
| 31 | 
             | 
        31 | |||
| 32 | 
            
                            m_promise. | 
        
             | 
        32 | m_promise.Anyway(Dispose); | |
| 33 | 
             | 
        33 | |||
| 34 | InitPool(); | 
             | 
        34 | InitPool(); | |
| 35 | } | 
             | 
        35 | } | |
| @@ -85,7 +85,7 namespace Implab.Parallels { | |||||
| 85 | m_transform = transform; | 
             | 
        85 | m_transform = transform; | |
| 86 | m_traceContext = TraceContext.Snapshot(); | 
             | 
        86 | m_traceContext = TraceContext.Snapshot(); | |
| 87 | 
             | 
        87 | |||
| 88 | 
            
                            m_promise. | 
        
             | 
        88 | m_promise.Anyway(Dispose); | |
| 89 | 
             | 
        89 | |||
| 90 | InitPool(); | 
             | 
        90 | InitPool(); | |
| 91 | } | 
             | 
        91 | } | |
| @@ -138,7 +138,7 namespace Implab.Parallels { | |||||
| 138 | return iter.Promise; | 
             | 
        138 | return iter.Promise; | |
| 139 | } | 
             | 
        139 | } | |
| 140 | 
             | 
        140 | |||
| 141 | 
            
                    public static IPromise<TDst[]> ChainedMap<TSrc, TDst>(this TSrc[] source,  | 
        
             | 
        141 | public static IPromise<TDst[]> ChainedMap<TSrc, TDst>(this TSrc[] source, ResultMapper<TSrc, IPromise<TDst>> transform, int threads) { | |
| 142 | if (source == null) | 
             | 
        142 | if (source == null) | |
| 143 | throw new ArgumentNullException("source"); | 
             | 
        143 | throw new ArgumentNullException("source"); | |
| 144 | if (transform == null) | 
             | 
        144 | if (transform == null) | |
| @@ -165,7 +165,7 namespace Implab.Parallels { | |||||
| 165 | semaphore.WaitOne(); | 
             | 
        165 | semaphore.WaitOne(); | |
| 166 | try { | 
             | 
        166 | try { | |
| 167 | var p1 = transform(source[i]); | 
             | 
        167 | var p1 = transform(source[i]); | |
| 168 | 
            
                                    p1. | 
        
             | 
        168 | p1.Anyway(() => semaphore.Release()); | |
| 169 | p1.Then( | 
             | 
        169 | p1.Then( | |
| 170 | x => { | 
             | 
        170 | x => { | |
| 171 | res[idx] = x; | 
             | 
        171 | res[idx] = x; | |
| @@ -186,7 +186,7 namespace Implab.Parallels { | |||||
| 186 | return 0; | 
             | 
        186 | return 0; | |
| 187 | }); | 
             | 
        187 | }); | |
| 188 | 
             | 
        188 | |||
| 189 | 
            
                        return promise. | 
        
             | 
        189 | return promise.Anyway(semaphore.Dispose); | |
| 190 | } | 
             | 
        190 | } | |
| 191 | 
             | 
        191 | |||
| 192 | } | 
             | 
        192 | } | |
| @@ -11,7 +11,6 namespace Implab { | |||||
| 11 | public delegate T ErrorHandler<out T>(Exception e); | 
             | 
        11 | public delegate T ErrorHandler<out T>(Exception e); | |
| 12 | public delegate void ResultHandler<in T>(T result); | 
             | 
        12 | public delegate void ResultHandler<in T>(T result); | |
| 13 | public delegate TNew ResultMapper<in TSrc,out TNew>(TSrc result); | 
             | 
        13 | public delegate TNew ResultMapper<in TSrc,out TNew>(TSrc result); | |
| 14 | public delegate IPromise<TNew> ChainedOperation<in TSrc,TNew>(TSrc result); | 
             | 
        |||
| 15 | 
             | 
        14 | |||
| 16 | /// <summary> | 
             | 
        15 | /// <summary> | |
| 17 | /// Класс для асинхронного получения результатов. Так называемое "обещание". | 
             | 
        16 | /// Класс для асинхронного получения результатов. Так называемое "обещание". | |
| @@ -121,10 +120,15 namespace Implab { | |||||
| 121 | public Promise(IPromise parent, bool cancellable) { | 
             | 
        120 | public Promise(IPromise parent, bool cancellable) { | |
| 122 | m_cancellable = cancellable; | 
             | 
        121 | m_cancellable = cancellable; | |
| 123 | if (parent != null) | 
             | 
        122 | if (parent != null) | |
| 124 | 
            
                             | 
        
             | 
        123 | AddHandler( | |
| 
             | 
        124 | null, | |||
| 
             | 
        125 | null, | |||
| 
             | 
        126 | () => { | |||
| 125 | if (parent.IsExclusive) | 
             | 
        127 | if (parent.IsExclusive) | |
| 126 | parent.Cancel(); | 
             | 
        128 | parent.Cancel(); | |
| 127 | 
            
                            } | 
        
             | 
        129 | }, | |
| 
             | 
        130 | null | |||
| 
             | 
        131 | ); | |||
| 128 | } | 
             | 
        132 | } | |
| 129 | 
             | 
        133 | |||
| 130 | bool BeginTransit() { | 
             | 
        134 | bool BeginTransit() { | |
| @@ -210,22 +214,14 namespace Implab { | |||||
| 210 | /// <summary> | 
             | 
        214 | /// <summary> | |
| 211 | /// Отменяет операцию, если это возможно. | 
             | 
        215 | /// Отменяет операцию, если это возможно. | |
| 212 | /// </summary> | 
             | 
        216 | /// </summary> | |
| 213 | /// <returns><c>true</c> Операция была отменена, обработчики не будут вызваны.<c>false</c> отмена не возможна, поскольку обещание уже выполнено и обработчики отработали.</returns> | 
             | 
        217 | /// <remarks>Для определения была ли операция отменена следует использовать свойство <see cref="IsCancelled"/>.</remarks> | |
| 214 | 
            
                    public  | 
        
             | 
        218 | public void Cancel() { | |
| 215 | if (m_cancellable && BeginTransit()) { | 
             | 
        219 | if (m_cancellable && BeginTransit()) { | |
| 216 | CompleteTransit(CANCELLED_STATE); | 
             | 
        220 | CompleteTransit(CANCELLED_STATE); | |
| 217 | OnStateChanged(); | 
             | 
        221 | OnStateChanged(); | |
| 218 | return true; | 
             | 
        |||
| 219 | } | 
             | 
        |||
| 220 | return false; | 
             | 
        |||
| 221 | } | 
             | 
        222 | } | |
| 222 | 
             | 
        ||||
| 223 | // сделано для возвращаемого типа void | 
             | 
        |||
| 224 | protected void InternalCancel() { | 
             | 
        |||
| 225 | Cancel(); | 
             | 
        |||
| 226 | } | 
             | 
        223 | } | |
| 227 | 
             | 
        224 | |||
| 228 | 
             | 
        ||||
| 229 | public IPromise<T> Then(ResultHandler<T> success, ErrorHandler<T> error, Action cancel) { | 
             | 
        225 | public IPromise<T> Then(ResultHandler<T> success, ErrorHandler<T> error, Action cancel) { | |
| 230 | if (success == null && error == null && cancel == null) | 
             | 
        226 | if (success == null && error == null && cancel == null) | |
| 231 | return this; | 
             | 
        227 | return this; | |
| @@ -255,30 +251,7 namespace Implab { | |||||
| 255 | return medium; | 
             | 
        251 | return medium; | |
| 256 | } | 
             | 
        252 | } | |
| 257 | 
             | 
        253 | |||
| 258 | public IPromise Then(Action success, ErrorHandler error, Action cancel) { | 
             | 
        |||
| 259 | return Then( | 
             | 
        |||
| 260 | x => success(), | 
             | 
        |||
| 261 | e => { | 
             | 
        |||
| 262 | error(e); | 
             | 
        |||
| 263 | return default(T); | 
             | 
        |||
| 264 | }, | 
             | 
        |||
| 265 | cancel | 
             | 
        |||
| 266 | ); | 
             | 
        |||
| 267 | } | 
             | 
        |||
| 268 | 
             | 
        254 | |||
| 269 | public IPromise Then(Action success, ErrorHandler error) { | 
             | 
        |||
| 270 | return Then( | 
             | 
        |||
| 271 | x => success(), | 
             | 
        |||
| 272 | e => { | 
             | 
        |||
| 273 | error(e); | 
             | 
        |||
| 274 | return default(T); | 
             | 
        |||
| 275 | } | 
             | 
        |||
| 276 | ); | 
             | 
        |||
| 277 | } | 
             | 
        |||
| 278 | 
             | 
        ||||
| 279 | public IPromise Then(Action success) { | 
             | 
        |||
| 280 | return Then(x => success()); | 
             | 
        |||
| 281 | } | 
             | 
        |||
| 282 | 
             | 
        255 | |||
| 283 | 
             | 
        256 | |||
| 284 | public IPromise<T> Then(ResultHandler<T> success) { | 
             | 
        257 | public IPromise<T> Then(ResultHandler<T> success) { | |
| @@ -292,6 +265,23 namespace Implab { | |||||
| 292 | return medium; | 
             | 
        265 | return medium; | |
| 293 | } | 
             | 
        266 | } | |
| 294 | 
             | 
        267 | |||
| 
             | 
        268 | /// <summary> | |||
| 
             | 
        269 | /// Последний обработчик в цепочки обещаний. | |||
| 
             | 
        270 | /// </summary> | |||
| 
             | 
        271 | /// <param name="success"></param> | |||
| 
             | 
        272 | /// <param name="error"></param> | |||
| 
             | 
        273 | /// <param name="cancel"></param> | |||
| 
             | 
        274 | /// <remarks> | |||
| 
             | 
        275 | /// <para> | |||
| 
             | 
        276 | /// Данный метод не создает связанного с текущим обещания и предназначен для окончания | |||
| 
             | 
        277 | /// фсинхронной цепочки. | |||
| 
             | 
        278 | /// </para> | |||
| 
             | 
        279 | /// <para> | |||
| 
             | 
        280 | /// Если данный метод вызвать несколько раз, либо добавить другие обработчики, то цепочка | |||
| 
             | 
        281 | /// не будет одиночной <see cref="IsExclusive"/> и, как следствие, будет невозможна отмена | |||
| 
             | 
        282 | /// всей цепи обещаний снизу (с самого последнего обещания). | |||
| 
             | 
        283 | /// </para> | |||
| 
             | 
        284 | /// </remarks> | |||
| 295 | public void Last(ResultHandler<T> success, ErrorHandler error, Action cancel) { | 
             | 
        285 | public void Last(ResultHandler<T> success, ErrorHandler error, Action cancel) { | |
| 296 | if (success == null && error == null && cancel == null) | 
             | 
        286 | if (success == null && error == null && cancel == null) | |
| 297 | return; | 
             | 
        287 | return; | |
| @@ -313,18 +303,6 namespace Implab { | |||||
| 313 | Last(success, null, null); | 
             | 
        303 | Last(success, null, null); | |
| 314 | } | 
             | 
        304 | } | |
| 315 | 
             | 
        305 | |||
| 316 | public void Last(Action success,ErrorHandler error, Action cancel) { | 
             | 
        |||
| 317 | Last(x => success(), error, cancel); | 
             | 
        |||
| 318 | } | 
             | 
        |||
| 319 | 
             | 
        ||||
| 320 | public void Last(Action success,ErrorHandler error) { | 
             | 
        |||
| 321 | Last(x => success(), error, null); | 
             | 
        |||
| 322 | } | 
             | 
        |||
| 323 | 
             | 
        ||||
| 324 | public void Last(Action success) { | 
             | 
        |||
| 325 | Last(x => success(), null, null); | 
             | 
        |||
| 326 | } | 
             | 
        |||
| 327 | 
             | 
        ||||
| 328 | public IPromise Error(ErrorHandler error) { | 
             | 
        306 | public IPromise Error(ErrorHandler error) { | |
| 329 | if (error == null) | 
             | 
        307 | if (error == null) | |
| 330 | return this; | 
             | 
        308 | return this; | |
| @@ -371,44 +349,56 namespace Implab { | |||||
| 371 | /// <param name="error">Обработчик ошибки. Данный обработчик получит | 
             | 
        349 | /// <param name="error">Обработчик ошибки. Данный обработчик получит | |
| 372 | /// исключение возникшее при выполнении операции.</param> | 
             | 
        350 | /// исключение возникшее при выполнении операции.</param> | |
| 373 | /// <returns>Новое обещание, которое будет выполнено при выполнении исходного обещания.</returns> | 
             | 
        351 | /// <returns>Новое обещание, которое будет выполнено при выполнении исходного обещания.</returns> | |
| 374 | public IPromise<TNew> Then<TNew>(ResultMapper<T, TNew> mapper, ErrorHandler<T> error) { | 
             | 
        352 | public IPromise<TNew> Then<TNew>(ResultMapper<T, TNew> mapper, ErrorHandler<TNew> error, Action cancel) { | |
| 375 | if (mapper == null) | 
             | 
        353 | Safe.ArgumentNotNull(mapper, "mapper"); | |
| 376 | throw new ArgumentNullException("mapper"); | 
             | 
        |||
| 377 | 
             | 
        354 | |||
| 378 | // создаем прицепленное обещание | 
             | 
        355 | // создаем прицепленное обещание | |
| 379 | 
            
                        var  | 
        
             | 
        356 | var medium = new Promise<TNew>(this, true); | |
| 380 | 
             | 
        357 | |||
| 381 | 
            
                        ResultHandler<T> resultHandler = result =>  | 
        
             | 
        358 | ResultHandler<T> resultHandler = result => medium.Resolve(mapper(result)); | |
| 382 | ErrorHandler<T> errorHandler; | 
             | 
        359 | ErrorHandler<T> errorHandler; | |
| 383 | if (error != null) | 
             | 
        360 | if (error != null) | |
| 384 | errorHandler = e => { | 
             | 
        361 | errorHandler = e => { | |
| 385 | try { | 
             | 
        362 | try { | |
| 386 | 
            
                                     | 
        
             | 
        363 | medium.Resolve(error(e)); | |
| 387 | } catch (Exception e2) { | 
             | 
        364 | } catch (Exception e2) { | |
| 388 | // в случае ошибки нужно передать исключение дальше по цепочке | 
             | 
        365 | // в случае ошибки нужно передать исключение дальше по цепочке | |
| 389 | 
            
                                     | 
        
             | 
        366 | medium.Reject(e2); | |
| 390 | } | 
             | 
        367 | } | |
| 391 | return default(T); | 
             | 
        368 | return default(T); | |
| 392 | }; | 
             | 
        369 | }; | |
| 393 | else | 
             | 
        370 | else | |
| 394 | errorHandler = e => { | 
             | 
        371 | errorHandler = e => { | |
| 395 | 
            
                                 | 
        
             | 
        372 | medium.Reject(e); | |
| 396 | return default(T); | 
             | 
        373 | return default(T); | |
| 397 | }; | 
             | 
        374 | }; | |
| 398 | 
             | 
        375 | |||
| 
             | 
        376 | Action cancelHandler; | |||
| 
             | 
        377 | if (cancel != null) | |||
| 
             | 
        378 | cancelHandler = () => { | |||
| 
             | 
        379 | cancel(); | |||
| 
             | 
        380 | medium.Cancel(); | |||
| 
             | 
        381 | }; | |||
| 
             | 
        382 | else | |||
| 
             | 
        383 | cancelHandler = medium.Cancel; | |||
| 
             | 
        384 | ||||
| 399 | 
             | 
        385 | |||
| 400 | AddHandler( | 
             | 
        386 | AddHandler( | |
| 401 | resultHandler, | 
             | 
        387 | resultHandler, | |
| 402 | errorHandler, | 
             | 
        388 | errorHandler, | |
| 403 | 
            
                            c | 
        
             | 
        389 | cancelHandler, | |
| 404 | null | 
             | 
        390 | null | |
| 405 | ); | 
             | 
        391 | ); | |
| 406 | 
             | 
        392 | |||
| 407 | 
            
                        return  | 
        
             | 
        393 | return medium; | |
| 
             | 
        394 | } | |||
| 
             | 
        395 | ||||
| 
             | 
        396 | public IPromise<TNew> Then<TNew>(ResultMapper<T, TNew> mapper, ErrorHandler<TNew> error) { | |||
| 
             | 
        397 | return Then(mapper, error, null); | |||
| 408 | } | 
             | 
        398 | } | |
| 409 | 
             | 
        399 | |||
| 410 | public IPromise<TNew> Then<TNew>(ResultMapper<T, TNew> mapper) { | 
             | 
        400 | public IPromise<TNew> Then<TNew>(ResultMapper<T, TNew> mapper) { | |
| 411 | return Then(mapper, null); | 
             | 
        401 | return Then(mapper, null, null); | |
| 412 | } | 
             | 
        402 | } | |
| 413 | 
             | 
        403 | |||
| 414 | /// <summary> | 
             | 
        404 | /// <summary> | |
| @@ -421,7 +411,9 namespace Implab { | |||||
| 421 | /// <param name="error">Обработчик ошибки. Данный обработчик получит | 
             | 
        411 | /// <param name="error">Обработчик ошибки. Данный обработчик получит | |
| 422 | /// исключение возникшее при выполнении текуещй операции.</param> | 
             | 
        412 | /// исключение возникшее при выполнении текуещй операции.</param> | |
| 423 | /// <returns>Новое обещание, которое будет выполнено по окончанию указанной аснхронной операции.</returns> | 
             | 
        413 | /// <returns>Новое обещание, которое будет выполнено по окончанию указанной аснхронной операции.</returns> | |
| 424 | 
            
                    public IPromise<TNew>  | 
        
             | 
        414 | public IPromise<TNew> Chain<TNew>(ResultMapper<T, IPromise<TNew>> chained, ErrorHandler<IPromise<TNew>> error, Action cancel) { | |
| 
             | 
        415 | ||||
| 
             | 
        416 | Safe.ArgumentNotNull(chained, "chained"); | |||
| 425 | 
             | 
        417 | |||
| 426 | // проблема в том, что на момент связывания еще не начата асинхронная операция, поэтому нужно | 
             | 
        418 | // проблема в том, что на момент связывания еще не начата асинхронная операция, поэтому нужно | |
| 427 | // создать посредника, к которому будут подвызяваться следующие обработчики. | 
             | 
        419 | // создать посредника, к которому будут подвызяваться следующие обработчики. | |
| @@ -435,12 +427,32 namespace Implab { | |||||
| 435 | 
             | 
        427 | |||
| 436 | var promise = chained(result); | 
             | 
        428 | var promise = chained(result); | |
| 437 | 
             | 
        429 | |||
| 438 | 
            
                            promise. | 
        
             | 
        430 | promise.Last( | |
| 439 | medium.Resolve, | 
             | 
        431 | medium.Resolve, | |
| 440 | 
            
                                 | 
        
             | 
        432 | medium.Reject, | |
| 441 | medium.Reject(err); | 
             | 
        433 | () => medium.Reject(new OperationCanceledException()) // внешняя отмена связанной операции рассматривается как ошибка | |
| 442 | throw new TransientPromiseException(err); | 
             | 
        434 | ); | |
| 443 | 
            
                             | 
        
             | 
        435 | ||
| 
             | 
        436 | // notify chained operation that it's not needed anymore | |||
| 
             | 
        437 | // порядок вызова Then, Cancelled важен, поскольку от этого | |||
| 
             | 
        438 | // зависит IsExclusive | |||
| 
             | 
        439 | medium.Cancelled(() => { | |||
| 
             | 
        440 | if (promise.IsExclusive) | |||
| 
             | 
        441 | promise.Cancel(); | |||
| 
             | 
        442 | }); | |||
| 
             | 
        443 | }; | |||
| 
             | 
        444 | ||||
| 
             | 
        445 | ErrorHandler<T> errorHandler; | |||
| 
             | 
        446 | ||||
| 
             | 
        447 | if (error != null) | |||
| 
             | 
        448 | errorHandler = delegate(Exception e) { | |||
| 
             | 
        449 | try { | |||
| 
             | 
        450 | var promise = error(e); | |||
| 
             | 
        451 | ||||
| 
             | 
        452 | promise.Last( | |||
| 
             | 
        453 | medium.Resolve, | |||
| 
             | 
        454 | medium.Reject, | |||
| 
             | 
        455 | () => medium.Reject(new OperationCanceledException()) // внешняя отмена связанной операции рассматривается как ошибка | |||
| 444 | ); | 
             | 
        456 | ); | |
| 445 | 
             | 
        457 | |||
| 446 | // notify chained operation that it's not needed anymore | 
             | 
        458 | // notify chained operation that it's not needed anymore | |
| @@ -450,37 +462,44 namespace Implab { | |||||
| 450 | if (promise.IsExclusive) | 
             | 
        462 | if (promise.IsExclusive) | |
| 451 | promise.Cancel(); | 
             | 
        463 | promise.Cancel(); | |
| 452 | }); | 
             | 
        464 | }); | |
| 453 | 
             | 
        465 | } catch (Exception e2) { | ||
| 454 | // внешняя отмена связанной операции рассматривается как ошибка | 
             | 
        466 | medium.Reject(e2); | |
| 455 | promise.Cancelled(() => medium.Reject(new OperationCanceledException())); | 
             | 
        467 | } | |
| 
             | 
        468 | return default(T); | |||
| 
             | 
        469 | }; | |||
| 
             | 
        470 | else | |||
| 
             | 
        471 | errorHandler = err => { | |||
| 
             | 
        472 | medium.Reject(err); | |||
| 
             | 
        473 | return default(T); | |||
| 456 | }; | 
             | 
        474 | }; | |
| 457 | 
             | 
        475 | |||
| 458 | ErrorHandler<T> errorHandler = delegate(Exception e) { | 
             | 
        476 | ||
| 459 | if (error != null) { | 
             | 
        477 | Action cancelHandler; | |
| 460 | try { | 
             | 
        478 | if (cancel != null) | |
| 461 | return error(e); | 
             | 
        479 | cancelHandler = () => { | |
| 462 | 
            
                                 | 
        
             | 
        480 | if (cancel != null) | |
| 463 | 
            
                                     | 
        
             | 
        481 | cancel(); | |
| 464 | 
            
                                 | 
        
             | 
        482 | medium.Cancel(); | |
| 465 | } | 
             | 
        |||
| 466 | } | 
             | 
        |||
| 467 | // в случае ошибки нужно передать исключение дальше по цепочке | 
             | 
        |||
| 468 | medium.Reject(e); | 
             | 
        |||
| 469 | return default(T); | 
             | 
        |||
| 470 | }; | 
             | 
        483 | }; | |
| 
             | 
        484 | else | |||
| 
             | 
        485 | cancelHandler = medium.Cancel; | |||
| 471 | 
             | 
        486 | |||
| 472 | AddHandler( | 
             | 
        487 | AddHandler( | |
| 473 | resultHandler, | 
             | 
        488 | resultHandler, | |
| 474 | errorHandler, | 
             | 
        489 | errorHandler, | |
| 475 | 
            
                             | 
        
             | 
        490 | cancelHandler, | |
| 476 | null | 
             | 
        491 | null | |
| 477 | ); | 
             | 
        492 | ); | |
| 478 | 
             | 
        493 | |||
| 479 | return medium; | 
             | 
        494 | return medium; | |
| 480 | } | 
             | 
        495 | } | |
| 481 | 
             | 
        496 | |||
| 482 | 
            
                    public IPromise<TNew>  | 
        
             | 
        497 | public IPromise<TNew> Chain<TNew>(ResultMapper<T, IPromise<TNew>> chained, ErrorHandler<IPromise<TNew>> error) { | |
| 483 | 
            
                        return  | 
        
             | 
        498 | return Chain(chained, error, null); | |
| 
             | 
        499 | } | |||
| 
             | 
        500 | ||||
| 
             | 
        501 | public IPromise<TNew> Chain<TNew>(ResultMapper<T, IPromise<TNew>> chained) { | |||
| 
             | 
        502 | return Chain(chained, null, null); | |||
| 484 | } | 
             | 
        503 | } | |
| 485 | 
             | 
        504 | |||
| 486 | public IPromise<T> Cancelled(Action handler) { | 
             | 
        505 | public IPromise<T> Cancelled(Action handler) { | |
| @@ -494,9 +513,9 namespace Implab { | |||||
| 494 | /// </summary> | 
             | 
        513 | /// </summary> | |
| 495 | /// <param name="handler">The handler that will be called anyway</param> | 
             | 
        514 | /// <param name="handler">The handler that will be called anyway</param> | |
| 496 | /// <returns>self</returns> | 
             | 
        515 | /// <returns>self</returns> | |
| 497 | 
            
                    public IPromise<T>  | 
        
             | 
        516 | public IPromise<T> Anyway(Action handler) { | |
| 498 | if (handler == null) | 
             | 
        517 | Safe.ArgumentNotNull(handler, "handler"); | |
| 499 | throw new ArgumentNullException("handler"); | 
             | 
        518 | ||
| 500 | AddHandler( | 
             | 
        519 | AddHandler( | |
| 501 | x => handler(), | 
             | 
        520 | x => handler(), | |
| 502 | e => { | 
             | 
        521 | e => { | |
| @@ -541,7 +560,7 namespace Implab { | |||||
| 541 | /// <returns>Результат выполнения обещания</returns> | 
             | 
        560 | /// <returns>Результат выполнения обещания</returns> | |
| 542 | public T Join(int timeout) { | 
             | 
        561 | public T Join(int timeout) { | |
| 543 | var evt = new ManualResetEvent(false); | 
             | 
        562 | var evt = new ManualResetEvent(false); | |
| 544 | 
            
                         | 
        
             | 
        563 | Anyway(() => evt.Set()); | |
| 545 | 
             | 
        564 | |||
| 546 | if (!evt.WaitOne(timeout, true)) | 
             | 
        565 | if (!evt.WaitOne(timeout, true)) | |
| 547 | throw new TimeoutException(); | 
             | 
        566 | throw new TimeoutException(); | |
| @@ -736,12 +755,49 namespace Implab { | |||||
| 736 | 
             | 
        755 | |||
| 737 | #region IPromiseBase explicit implementation | 
             | 
        756 | #region IPromiseBase explicit implementation | |
| 738 | 
             | 
        757 | |||
| 
             | 
        758 | IPromise IPromise.Then(Action success, ErrorHandler error, Action cancel) { | |||
| 
             | 
        759 | return Then( | |||
| 
             | 
        760 | x => success(), | |||
| 
             | 
        761 | e => { | |||
| 
             | 
        762 | error(e); | |||
| 
             | 
        763 | return default(T); | |||
| 
             | 
        764 | }, | |||
| 
             | 
        765 | cancel | |||
| 
             | 
        766 | ); | |||
| 
             | 
        767 | } | |||
| 
             | 
        768 | ||||
| 
             | 
        769 | IPromise IPromise.Then(Action success, ErrorHandler error) { | |||
| 
             | 
        770 | return Then( | |||
| 
             | 
        771 | x => success(), | |||
| 
             | 
        772 | e => { | |||
| 
             | 
        773 | error(e); | |||
| 
             | 
        774 | return default(T); | |||
| 
             | 
        775 | } | |||
| 
             | 
        776 | ); | |||
| 
             | 
        777 | } | |||
| 
             | 
        778 | ||||
| 
             | 
        779 | IPromise IPromise.Then(Action success) { | |||
| 
             | 
        780 | return Then(x => success()); | |||
| 
             | 
        781 | } | |||
| 
             | 
        782 | ||||
| 
             | 
        783 | void IPromise.Last(Action success, ErrorHandler error, Action cancel) { | |||
| 
             | 
        784 | Last(x => success(), error, cancel); | |||
| 
             | 
        785 | } | |||
| 
             | 
        786 | ||||
| 
             | 
        787 | void IPromise.Last(Action success, ErrorHandler error) { | |||
| 
             | 
        788 | Last(x => success(), error, null); | |||
| 
             | 
        789 | } | |||
| 
             | 
        790 | ||||
| 
             | 
        791 | void IPromise.Last(Action success) { | |||
| 
             | 
        792 | Last(x => success(), null, null); | |||
| 
             | 
        793 | } | |||
| 
             | 
        794 | ||||
| 739 | IPromise IPromise.Error(ErrorHandler error) { | 
             | 
        795 | IPromise IPromise.Error(ErrorHandler error) { | |
| 740 | return Error(error); | 
             | 
        796 | return Error(error); | |
| 741 | } | 
             | 
        797 | } | |
| 742 | 
             | 
        798 | |||
| 743 | 
            
                    IPromise IPromise. | 
        
             | 
        799 | IPromise IPromise.Anyway(Action handler) { | |
| 744 | 
            
                        return  | 
        
             | 
        800 | return Anyway(handler); | |
| 745 | } | 
             | 
        801 | } | |
| 746 | 
             | 
        802 | |||
| 747 | IPromise IPromise.Cancelled(Action handler) { | 
             | 
        803 | IPromise IPromise.Cancelled(Action handler) { | |
| @@ -14,12 +14,10 namespace Implab { | |||||
| 14 | 
             | 
        14 | |||
| 15 | var p = new SyncContextPromise<T>(context, that, true); | 
             | 
        15 | var p = new SyncContextPromise<T>(context, that, true); | |
| 16 | 
             | 
        16 | |||
| 17 | 
            
                        that. | 
        
             | 
        17 | that.Last( | |
| 18 | 
            
                             | 
        
             | 
        18 | p.Resolve, | |
| 19 | 
            
                             | 
        
             | 
        19 | p.Reject, | |
| 20 | 
            
                             | 
        
             | 
        20 | p.Cancel | |
| 21 | return default(T); | 
             | 
        |||
| 22 | } | 
             | 
        |||
| 23 | ); | 
             | 
        21 | ); | |
| 24 | return p; | 
             | 
        22 | return p; | |
| 25 | } | 
             | 
        23 | } | |
| @@ -30,12 +28,10 namespace Implab { | |||||
| 30 | 
             | 
        28 | |||
| 31 | var p = new SyncContextPromise<T>(context, that, true); | 
             | 
        29 | var p = new SyncContextPromise<T>(context, that, true); | |
| 32 | 
             | 
        30 | |||
| 33 | 
            
                        that. | 
        
             | 
        31 | that.Last( | |
| 34 | 
            
                             | 
        
             | 
        32 | p.Resolve, | |
| 35 | 
            
                             | 
        
             | 
        33 | p.Reject, | |
| 36 | 
            
                             | 
        
             | 
        34 | p.Cancel | |
| 37 | return default(T); | 
             | 
        |||
| 38 | } | 
             | 
        |||
| 39 | ); | 
             | 
        35 | ); | |
| 40 | return p; | 
             | 
        36 | return p; | |
| 41 | } | 
             | 
        37 | } | |
| @@ -16,7 +16,7 using System.Runtime.InteropServices; | |||||
| 16 | // The form "{Major}.{Minor}.*" will automatically update the build and revision, | 
             | 
        16 | // The form "{Major}.{Minor}.*" will automatically update the build and revision, | |
| 17 | // and "{Major}.{Minor}.{Build}.*" will update just the revision. | 
             | 
        17 | // and "{Major}.{Minor}.{Build}.*" will update just the revision. | |
| 18 | 
             | 
        18 | |||
| 19 | 
            
            [assembly: AssemblyVersion(" | 
        
             | 
        19 | [assembly: AssemblyVersion("2.0.*")] | |
| 20 | [assembly: ComVisible(false)] | 
             | 
        20 | [assembly: ComVisible(false)] | |
| 21 | 
             | 
        21 | |||
| 22 | // The following attributes are used to specify the signing key for the assembly, | 
             | 
        22 | // The following attributes are used to specify the signing key for the assembly, | |
| @@ -92,14 +92,10 namespace Implab | |||||
| 92 | } | 
             | 
        92 | } | |
| 93 | } | 
             | 
        93 | } | |
| 94 | 
             | 
        94 | |||
| 95 | 
            
                    public  | 
        
             | 
        95 | public void Cancel() { | |
| 96 | lock (m_lock) { | 
             | 
        96 | lock (m_lock) { | |
| 97 | 
            
                            if (!m_cancelled) | 
        
             | 
        97 | if (!m_cancelled) | |
| 98 | m_cancelled = true; | 
             | 
        98 | m_cancelled = true; | |
| 99 | return true; | 
             | 
        |||
| 100 | } else { | 
             | 
        |||
| 101 | return false; | 
             | 
        |||
| 102 | } | 
             | 
        |||
| 103 | } | 
             | 
        99 | } | |
| 104 | } | 
             | 
        100 | } | |
| 105 | 
             | 
        101 | |||
        
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