How to use SynchronizedBlock class of Microsoft.Coyote.Rewriting.Types.Threading package

Best Coyote code snippet using Microsoft.Coyote.Rewriting.Types.Threading.SynchronizedBlock

Monitor.cs

Source:Monitor.cs Github

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...25 {26 var runtime = CoyoteRuntime.Current;27 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)28 {29 SynchronizedBlock.Lock(obj);30 }31 else32 {33 if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&34 runtime.TryGetExecutingOperation(out ControlledOperation current))35 {36 runtime.DelayOperation(current);37 }38 SystemThreading.Monitor.Enter(obj);39 }40 }41 /// <summary>42 /// Acquires an exclusive lock on the specified object.43 /// </summary>44 public static void Enter(object obj, ref bool lockTaken)45 {46 var runtime = CoyoteRuntime.Current;47 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)48 {49 lockTaken = SynchronizedBlock.Lock(obj).IsLockTaken;50 }51 else52 {53 if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&54 runtime.TryGetExecutingOperation(out ControlledOperation current))55 {56 runtime.DelayOperation(current);57 }58 SystemThreading.Monitor.Enter(obj, ref lockTaken);59 }60 }61 /// <summary>62 /// Releases an exclusive lock on the specified object.63 /// </summary>64 public static void Exit(object obj)65 {66 var runtime = CoyoteRuntime.Current;67 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)68 {69 var block = SynchronizedBlock.Find(obj) ??70 throw new SystemThreading.SynchronizationLockException();71 block.Exit();72 }73 else74 {75 SystemThreading.Monitor.Exit(obj);76 }77 }78 /// <summary>79 /// Determines whether the current thread holds the lock on the specified object.80 /// </summary>81 public static bool IsEntered(object obj)82 {83 var runtime = CoyoteRuntime.Current;84 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)85 {86 var block = SynchronizedBlock.Find(obj) ??87 throw new SystemThreading.SynchronizationLockException();88 return block.IsEntered();89 }90 return SystemThreading.Monitor.IsEntered(obj);91 }92 /// <summary>93 /// Notifies a thread in the waiting queue of a change in the locked object's state.94 /// </summary>95 public static void Pulse(object obj)96 {97 var runtime = CoyoteRuntime.Current;98 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)99 {100 var block = SynchronizedBlock.Find(obj) ??101 throw new SystemThreading.SynchronizationLockException();102 block.Pulse();103 }104 else105 {106 SystemThreading.Monitor.Pulse(obj);107 }108 }109 /// <summary>110 /// Notifies all waiting threads of a change in the object's state.111 /// </summary>112 public static void PulseAll(object obj)113 {114 var runtime = CoyoteRuntime.Current;115 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)116 {117 var block = SynchronizedBlock.Find(obj) ??118 throw new SystemThreading.SynchronizationLockException();119 block.PulseAll();120 }121 else122 {123 SystemThreading.Monitor.PulseAll(obj);124 }125 }126 /// <summary>127 /// Attempts, for the specified amount of time, to acquire an exclusive lock on the specified object,128 /// and atomically sets a value that indicates whether the lock was taken.129 /// </summary>130 public static void TryEnter(object obj, TimeSpan timeout, ref bool lockTaken)131 {132 var runtime = CoyoteRuntime.Current;133 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)134 {135 // TODO: how to implement this timeout?136 lockTaken = SynchronizedBlock.Lock(obj).IsLockTaken;137 }138 else139 {140 if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&141 runtime.TryGetExecutingOperation(out ControlledOperation current))142 {143 runtime.DelayOperation(current);144 }145 SystemThreading.Monitor.TryEnter(obj, timeout, ref lockTaken);146 }147 }148 /// <summary>149 /// Attempts, for the specified amount of time, to acquire an exclusive lock on the specified object,150 /// and atomically sets a value that indicates whether the lock was taken.151 /// </summary>152 public static bool TryEnter(object obj, TimeSpan timeout)153 {154 var runtime = CoyoteRuntime.Current;155 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)156 {157 // TODO: how to implement this timeout?158 return SynchronizedBlock.Lock(obj).IsLockTaken;159 }160 else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&161 runtime.TryGetExecutingOperation(out ControlledOperation current))162 {163 runtime.DelayOperation(current);164 }165 return SystemThreading.Monitor.TryEnter(obj, timeout);166 }167 /// <summary>168 /// Attempts, for the specified number of milliseconds, to acquire an exclusive lock on the specified object,169 /// and atomically sets a value that indicates whether the lock was taken.170 /// </summary>171 public static void TryEnter(object obj, int millisecondsTimeout, ref bool lockTaken)172 {173 var runtime = CoyoteRuntime.Current;174 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)175 {176 // TODO: how to implement this timeout?177 lockTaken = SynchronizedBlock.Lock(obj).IsLockTaken;178 }179 else180 {181 if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&182 runtime.TryGetExecutingOperation(out ControlledOperation current))183 {184 runtime.DelayOperation(current);185 }186 SystemThreading.Monitor.TryEnter(obj, millisecondsTimeout, ref lockTaken);187 }188 }189 /// <summary>190 /// Attempts to acquire an exclusive lock on the specified object, and atomically191 /// sets a value that indicates whether the lock was taken.192 /// </summary>193 public static void TryEnter(object obj, ref bool lockTaken)194 {195 var runtime = CoyoteRuntime.Current;196 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)197 {198 // TODO: how to implement this timeout?199 lockTaken = SynchronizedBlock.Lock(obj).IsLockTaken;200 }201 else202 {203 if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&204 runtime.TryGetExecutingOperation(out ControlledOperation current))205 {206 runtime.DelayOperation(current);207 }208 SystemThreading.Monitor.TryEnter(obj, ref lockTaken);209 }210 }211 /// <summary>212 /// Attempts to acquire an exclusive lock on the specified object.213 /// </summary>214 public static bool TryEnter(object obj)215 {216 var runtime = CoyoteRuntime.Current;217 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)218 {219 return SynchronizedBlock.Lock(obj).IsLockTaken;220 }221 else if (runtime.SchedulingPolicy is SchedulingPolicy.Fuzzing &&222 runtime.TryGetExecutingOperation(out ControlledOperation current))223 {224 runtime.DelayOperation(current);225 }226 return SystemThreading.Monitor.TryEnter(obj);227 }228 /// <summary>229 /// Releases the lock on an object and blocks the current thread until it reacquires the lock.230 /// </summary>231 public static bool Wait(object obj)232 {233 var runtime = CoyoteRuntime.Current;234 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)235 {236 var block = SynchronizedBlock.Find(obj) ??237 throw new SystemThreading.SynchronizationLockException();238 return block.Wait();239 }240 return SystemThreading.Monitor.Wait(obj);241 }242 /// <summary>243 /// Releases the lock on an object and blocks the current thread until it reacquires the lock.244 /// If the specified time-out interval elapses, the thread enters the ready queue.245 /// </summary>246 public static bool Wait(object obj, int millisecondsTimeout)247 {248 var runtime = CoyoteRuntime.Current;249 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)250 {251 var block = SynchronizedBlock.Find(obj) ??252 throw new SystemThreading.SynchronizationLockException();253 return block.Wait(millisecondsTimeout);254 }255 return SystemThreading.Monitor.Wait(obj, millisecondsTimeout);256 }257 /// <summary>258 /// Releases the lock on an object and blocks the current thread until it reacquires the lock. If the259 /// specified time-out interval elapses, the thread enters the ready queue. This method also specifies260 /// whether the synchronization domain for the context (if in a synchronized context) is exited before261 /// the wait and reacquired afterward.262 /// </summary>263 public static bool Wait(object obj, int millisecondsTimeout, bool exitContext)264 {265 var runtime = CoyoteRuntime.Current;266 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)267 {268 var block = SynchronizedBlock.Find(obj) ??269 throw new SystemThreading.SynchronizationLockException();270 // TODO: implement exitContext.271 return block.Wait(millisecondsTimeout);272 }273 return SystemThreading.Monitor.Wait(obj, millisecondsTimeout, exitContext);274 }275 /// <summary>276 /// Releases the lock on an object and blocks the current thread until it reacquires the lock.277 /// If the specified time-out interval elapses, the thread enters the ready queue.278 /// </summary>279 public static bool Wait(object obj, TimeSpan timeout)280 {281 var runtime = CoyoteRuntime.Current;282 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)283 {284 var block = SynchronizedBlock.Find(obj) ??285 throw new SystemThreading.SynchronizationLockException();286 return block.Wait(timeout);287 }288 return SystemThreading.Monitor.Wait(obj, timeout);289 }290 /// <summary>291 /// Releases the lock on an object and blocks the current thread until it reacquires the lock.292 /// If the specified time-out interval elapses, the thread enters the ready queue. Optionally293 /// exits the synchronization domain for the synchronized context before the wait and reacquires294 /// the domain afterward.295 /// </summary>296 public static bool Wait(object obj, TimeSpan timeout, bool exitContext)297 {298 var runtime = CoyoteRuntime.Current;299 if (runtime.SchedulingPolicy is SchedulingPolicy.Interleaving)300 {301 var block = SynchronizedBlock.Find(obj) ??302 throw new SystemThreading.SynchronizationLockException();303 // TODO: implement exitContext.304 return block.Wait(timeout);305 }306 return SystemThreading.Monitor.Wait(obj, timeout, exitContext);307 }308 /// <summary>309 /// Provides a mechanism that synchronizes access to objects.310 /// </summary>311 internal class SynchronizedBlock : IDisposable312 {313 /// <summary>314 /// Cache from synchronized objects to synchronized block instances.315 /// </summary>316 private static readonly ConcurrentDictionary<object, Lazy<SynchronizedBlock>> Cache =317 new ConcurrentDictionary<object, Lazy<SynchronizedBlock>>();318 /// <summary>319 /// The object used for synchronization.320 /// </summary>321 protected readonly object SyncObject;322 /// <summary>323 /// True if the lock was taken, else false.324 /// </summary>325 internal bool IsLockTaken;326 /// <summary>327 /// The resource associated with this synchronization object.328 /// </summary>329 private readonly Resource Resource;330 /// <summary>331 /// The current owner of this synchronization object.332 /// </summary>333 private ControlledOperation Owner;334 /// <summary>335 /// Wait queue of asynchronous operations.336 /// </summary>337 private readonly List<ControlledOperation> WaitQueue;338 /// <summary>339 /// Ready queue of asynchronous operations.340 /// </summary>341 private readonly List<ControlledOperation> ReadyQueue;342 /// <summary>343 /// Queue of nondeterministically buffered pulse operations to be performed after releasing344 /// the lock. This allows modeling delayed pulse operations by the operation system.345 /// </summary>346 private readonly Queue<PulseOperation> PulseQueue;347 /// <summary>348 /// The number of times that the lock has been acquired per owner. The lock can only349 /// be acquired more than one times by the same owner. A count > 1 indicates that the350 /// invocation by the current owner is reentrant.351 /// </summary>352 private readonly Dictionary<ControlledOperation, int> LockCountMap;353 /// <summary>354 /// Used to reference count accesses to this synchronized block355 /// so that it can be removed from the cache.356 /// </summary>357 private int UseCount;358 /// <summary>359 /// Initializes a new instance of the <see cref="SynchronizedBlock"/> class.360 /// </summary>361 private SynchronizedBlock(object syncObject)362 {363 if (syncObject is null)364 {365 throw new ArgumentNullException(nameof(syncObject));366 }367 this.SyncObject = syncObject;368 this.Resource = new Resource();369 this.WaitQueue = new List<ControlledOperation>();370 this.ReadyQueue = new List<ControlledOperation>();371 this.PulseQueue = new Queue<PulseOperation>();372 this.LockCountMap = new Dictionary<ControlledOperation, int>();373 this.UseCount = 0;374 }375 /// <summary>376 /// Creates a new <see cref="SynchronizedBlock"/> for synchronizing access377 /// to the specified object and enters the lock.378 /// </summary>379 internal static SynchronizedBlock Lock(object syncObject) =>380 Cache.GetOrAdd(syncObject, key => new Lazy<SynchronizedBlock>(381 () => new SynchronizedBlock(key))).Value.EnterLock();382 /// <summary>383 /// Finds the synchronized block associated with the specified synchronization object.384 /// </summary>385 internal static SynchronizedBlock Find(object syncObject) =>386 Cache.TryGetValue(syncObject, out Lazy<SynchronizedBlock> lazyMock) ? lazyMock.Value : null;387 /// <summary>388 /// Determines whether the current thread holds the lock on the sync object.389 /// </summary>390 internal bool IsEntered()391 {392 if (this.Owner != null)393 {394 var op = this.Resource.Runtime.GetExecutingOperation();395 return this.Owner == op;396 }397 return false;398 }399 private SynchronizedBlock EnterLock()400 {401 this.IsLockTaken = true;402 SystemInterlocked.Increment(ref this.UseCount);403 if (this.Owner is null)404 {405 // If this operation is trying to acquire this lock while it is free, then inject a scheduling406 // point to give another enabled operation the chance to race and acquire this lock.407 this.Resource.Runtime.ScheduleNextOperation(default, SchedulingPointType.Acquire);408 }409 if (this.Owner != null)410 {411 var op = this.Resource.Runtime.GetExecutingOperation();412 if (this.Owner == op)413 {...

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MonitorTests.cs

Source:MonitorTests.cs Github

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...8using Microsoft.Coyote.Specifications;9using Xunit;10using Xunit.Abstractions;11using Monitor = System.Threading.Monitor;12using SynchronizedBlock = Microsoft.Coyote.Rewriting.Types.Threading.Monitor.SynchronizedBlock;13namespace Microsoft.Coyote.BugFinding.Tests14{15 public class MonitorTests : BaseBugFindingTest16 {17 public MonitorTests(ITestOutputHelper output)18 : base(output)19 {20 }21 [Fact(Timeout = 5000)]22 public void TestSimpleMonitor()23 {24 this.Test(async () =>25 {26 SignalData signal = new SignalData();27 var t1 = Task.Run(signal.Wait);28 var t2 = Task.Run(signal.Signal);29 await Task.WhenAll(t1, t2);30 },31 this.GetConfiguration().WithTestingIterations(100));32 }33 [Fact(Timeout = 5000)]34 public void TestMonitorWithReentrancy1()35 {36 this.Test(() =>37 {38 SignalData signal = new SignalData();39 signal.ReentrantLock();40 },41 this.GetConfiguration().WithTestingIterations(100));42 }43 [Fact(Timeout = 5000)]44 public void TestMonitorWithReentrancy2()45 {46 this.Test(async () =>47 {48 SignalData signal = new SignalData();49 Task t1 = Task.Run(signal.ReentrantLock);50 Task t2 = Task.Run(signal.DoLock);51 await Task.WhenAll(t1, t2);52 },53 this.GetConfiguration().WithTestingIterations(100));54 }55 [Fact(Timeout = 5000)]56 public void TestMonitorWithReentrancy3()57 {58 this.Test(async () =>59 {60 SignalData signal = new SignalData();61 Task t1 = Task.Run(signal.ReentrantWait);62 Task t2 = Task.Run(signal.Signal);63 await Task.WhenAll(t1, t2);64 },65 this.GetConfiguration().WithTestingIterations(100));66 }67 [Fact(Timeout = 5000)]68 public void TestMonitorWithInvalidSyncObject()69 {70 this.TestWithException<ArgumentNullException>(() =>71 {72 using var monitor = SynchronizedBlock.Lock(null);73 },74 replay: true);75 }76 [Fact(Timeout = 5000)]77 public void TestMonitorWithInvalidWaitState()78 {79 this.TestWithException<SynchronizationLockException>(() =>80 {81 SynchronizedBlock monitor;82 using (monitor = SynchronizedBlock.Lock(new object()))83 {84 }85 monitor.Wait();86 },87 replay: true);88 }89 [Fact(Timeout = 5000)]90 public void TestMonitorWithInvalidPulseState()91 {92 this.TestWithException<SynchronizationLockException>(() =>93 {94 SynchronizedBlock monitor;95 using (monitor = SynchronizedBlock.Lock(new object()))96 {97 }98 monitor.Pulse();99 },100 replay: true);101 }102 [Fact(Timeout = 5000)]103 public void TestMonitorWithInvalidPulseAllState()104 {105 this.TestWithException<SynchronizationLockException>(() =>106 {107 SynchronizedBlock monitor;108 using (monitor = SynchronizedBlock.Lock(new object()))109 {110 }111 monitor.PulseAll();112 },113 replay: true);114 }115 [Fact(Timeout = 5000)]116 public void TestMonitorWithInvalidUsage()117 {118 this.TestWithError(async () =>119 {120 try121 {122 var monitor = SynchronizedBlock.Lock(new object());123 // We yield to make sure the execution is asynchronous.124 await Task.Yield();125 monitor.Pulse();126 // We do not dispose inside a using statement, because the `SynchronizationLockException`127 // will trigger the disposal, which will fail because an await statement is not allowed128 // inside a synchronized block. The C# compiler normally prevents it when using the lock129 // statement, but we cannot prevent it when directly using the mock.130 monitor.Dispose();131 }132 catch (SynchronizationLockException)133 {134 Specification.Assert(false, "Expected exception thrown.");135 }136 },137 expectedError: "Expected exception thrown.",138 replay: true);139 }140 [Fact(Timeout = 5000)]141 public void TestComplexMonitor()142 {143 this.Test(async () =>144 {145 object syncObject = new object();146 bool waiting = false;147 List<string> log = new List<string>();148 Task t1 = Task.Run(() =>149 {150 Monitor.Enter(syncObject);151 log.Add("waiting");152 waiting = true;153 Monitor.Wait(syncObject);154 log.Add("received pulse");155 Monitor.Exit(syncObject);156 });157 Task t2 = Task.Run(async () =>158 {159 while (!waiting)160 {161 await Task.Delay(1);162 }163 Monitor.Enter(syncObject);164 Monitor.Pulse(syncObject);165 log.Add("pulsed");166 Monitor.Exit(syncObject);167 });168 await Task.WhenAll(t1, t2);169 string expected = "waiting, pulsed, received pulse";170 string actual = string.Join(", ", log);171 Specification.Assert(expected == actual, "ControlledMonitor out of order, '{0}' instead of '{1}'", actual, expected);172 },173 this.GetConfiguration());174 }175 private class SignalData176 {177 private readonly object SyncObject;178 internal bool Signalled;179 internal SignalData()180 {181 this.SyncObject = new object();182 this.Signalled = false;183 }184 internal void Signal()185 {186 using var monitor = SynchronizedBlock.Lock(this.SyncObject);187 this.Signalled = true;188 monitor.Pulse();189 }190 internal void Wait()191 {192 using var monitor = SynchronizedBlock.Lock(this.SyncObject);193 while (!this.Signalled)194 {195 bool result = monitor.Wait();196 Assert.True(result, "Wait returned false.");197 }198 }199 internal void ReentrantLock()200 {201 Debug.WriteLine("Entering lock on task {0}.", GetCurrentTaskId());202 using var monitor = SynchronizedBlock.Lock(this.SyncObject);203 Debug.WriteLine("Entered lock on task {0}.", GetCurrentTaskId());204 this.DoLock();205 }206 internal void DoLock()207 {208 using var monitor = SynchronizedBlock.Lock(this.SyncObject);209 Debug.WriteLine("Re-entered lock from the same task {0}.", GetCurrentTaskId());210 }211 internal void ReentrantWait()212 {213 Debug.WriteLine("Entering lock on task {0}.", GetCurrentTaskId());214 using var monitor = SynchronizedBlock.Lock(this.SyncObject);215 Debug.WriteLine("Entered lock on task {0}.", GetCurrentTaskId());216 this.DoWait();217 }218 internal void DoWait()219 {220 using var monitor = SynchronizedBlock.Lock(this.SyncObject);221 Debug.WriteLine("Re-entered lock from the same task {0}.", GetCurrentTaskId());222 Debug.WriteLine("Task {0} is now waiting...", GetCurrentTaskId());223 this.Wait();224 Debug.WriteLine("Task {0} received the signal.", GetCurrentTaskId());225 }226 internal static int GetCurrentTaskId() => Task.CurrentId ?? 0;227 }228 }229}...

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SynchronizedBlock

Using AI Code Generation

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1using Microsoft.Coyote.Rewriting.Types.Threading;2using System;3using System.Threading;4{5 {6 static void Main(string[] args)7 {8 Console.WriteLine("Hello World!");9 SynchronizedBlock sb = new SynchronizedBlock();10 Monitor.Enter(sb);11 Console.WriteLine("Lock acquired");12 Monitor.Exit(sb);13 Console.WriteLine("Lock released");14 }15 }16}

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SynchronizedBlock

Using AI Code Generation

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1using System;2using Microsoft.Coyote.Rewriting.Types.Threading;3{4 {5 static void Main(string[] args)6 {7 SynchronizedBlock sb = new SynchronizedBlock();8 sb.Lock();9 sb.Unlock();10 }11 }12}13using System;14using Microsoft.Coyote.Rewriting.Types.Threading;15{16 {17 static void Main(string[] args)18 {19 SynchronizedBlock sb = new SynchronizedBlock();20 sb.Lock();21 sb.Unlock();22 }23 }24}25using System;26using Microsoft.Coyote.Rewriting.Types.Threading;27{28 {29 static void Main(string[] args)30 {31 SynchronizedBlock sb = new SynchronizedBlock();32 sb.Lock();33 sb.Unlock();34 }35 }36}37using System;38using Microsoft.Coyote.Rewriting.Types.Threading;39{40 {41 static void Main(string[] args)42 {43 SynchronizedBlock sb = new SynchronizedBlock();44 sb.Lock();45 sb.Unlock();46 }47 }48}49using System;50using Microsoft.Coyote.Rewriting.Types.Threading;51{52 {53 static void Main(string[] args)54 {55 SynchronizedBlock sb = new SynchronizedBlock();56 sb.Lock();57 sb.Unlock();58 }59 }60}61using System;62using Microsoft.Coyote.Rewriting.Types.Threading;63{64 {65 static void Main(string[] args)66 {67 SynchronizedBlock sb = new SynchronizedBlock();68 sb.Lock();69 sb.Unlock();70 }71 }72}

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SynchronizedBlock

Using AI Code Generation

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1using Microsoft.Coyote.Rewriting.Types.Threading;2{3 {4 public static void Main()5 {6 var sb = new SynchronizedBlock();7 sb.Enter();8 sb.Exit();9 }10 }11}12using Microsoft.Coyote.Rewriting;13{14 {15 public static void Main()16 {17 var sb = new SynchronizedBlock();18 sb.Enter();19 sb.Exit();20 }21 }22}

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SynchronizedBlock

Using AI Code Generation

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1SynchronizedBlock.Lock(lockObject, () =>2{3});4SynchronizedBlock.Lock(lockObject, () =>5{6});7SynchronizedBlock.Lock(lockObject, () =>8{9});10SynchronizedBlock.Lock(lockObject, () =>11{12});13SynchronizedBlock.Lock(lockObject, () =>14{15});16SynchronizedBlock.Lock(lockObject, () =>17{18});19SynchronizedBlock.Lock(lockObject, () =>20{21});22SynchronizedBlock.Lock(lockObject, () =>23{24});25SynchronizedBlock.Lock(lockObject, () =>26{27});28SynchronizedBlock.Lock(lockObject, () =>29{30});31SynchronizedBlock.Lock(lockObject, ()

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SynchronizedBlock

Using AI Code Generation

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1using System;2using Microsoft.Coyote.Rewriting.Types.Threading;3{4 static void Main(string[] args)5 {6 SynchronizedBlock<int> counter = new SynchronizedBlock<int>(0);7 counter.Write((ref int c) => { c = 1; });8 int result = counter.Read((ref int c) => { return c; });9 Console.WriteLine("Counter value: " + result);10 }11}12using System;13using Microsoft.Coyote.Rewriting.Types.Threading;14{15 static void Main(string[] args)16 {17 SynchronizedBlock<int> counter = new SynchronizedBlock<int>(0);18 counter.Write((ref int c) => { c = 1; });19 int result = counter.Read((ref int c) => { return c; });20 Console.WriteLine("Counter value: " + result);21 }22}23using System;24using Microsoft.Coyote.Rewriting.Types.Threading;25{26 static void Main(string[] args)27 {28 SynchronizedBlock<int> counter = new SynchronizedBlock<int>(0);29 counter.Write((ref int c) => { c = 1; });30 int result = counter.Read((ref int c) => { return c; });31 Console.WriteLine("Counter value: " + result);32 }33}34using System;35using Microsoft.Coyote.Rewriting.Types.Threading;36{37 static void Main(string[] args)38 {39 SynchronizedBlock<int> counter = new SynchronizedBlock<int>(0);40 counter.Write((ref int c) => { c = 1; });41 int result = counter.Read((ref int c) => { return c; });42 Console.WriteLine("Counter value: " + result);43 }44}

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SynchronizedBlock

Using AI Code Generation

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1SynchronizedBlock.Lock(lockObject);2{3}4{5 SynchronizedBlock.Unlock(lockObject);6}7Monitor.Enter(lockObject);8{9}10{11 Monitor.Exit(lockObject);12}

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SynchronizedBlock

Using AI Code Generation

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1{2 static void Main(string[] args)3 {4 var s = new SynchronizedBlock();5 s.Enter();6 s.Exit();7 }8}9{10 static void Main(string[] args)11 {12 var s = new SynchronizedBlock();13 s.Enter();14 s.Exit();15 }16}17{18 static void Main(string[] args)19 {20 var s = new SynchronizedBlock();21 s.Enter();22 s.Exit();23 }24}25{26 static void Main(string[] args)27 {28 var s = new SynchronizedBlock();29 s.Enter();30 s.Exit();31 }32}33{34 static void Main(string[] args)35 {36 var s = new SynchronizedBlock();37 s.Enter();38 s.Exit();39 }40}41{42 static void Main(string[] args)43 {44 var s = new SynchronizedBlock();45 s.Enter();46 s.Exit();47 }48}49{50 static void Main(string[] args)51 {52 var s = new SynchronizedBlock();53 s.Enter();54 s.Exit();55 }56}

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