implab/ImplabNet Files · Implab/Parallels/WorkerPool.cs

Code review, added a non generic version of SyncContextPromise

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             WorkerPool.cs
        
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             / Implab / Parallels / WorkerPool.cs
          
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        cin
    
refactoring, added WorkerPool

              r12
            
      using System;

      using System.Threading;

      using System.Diagnostics;

        cin
    
initial log capabilities

              r35
            
      using Implab.Diagnostics;

        cin
    
refactoring, added WorkerPool

              r12
            
      namespace Implab.Parallels {

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
          public class WorkerPool : DispatchPool<Action> {

        cin
    
refactoring, added WorkerPool

              r12
            
        cin
    
Promises rewritten, added improved version of AsyncQueue

              r119
            
              AsyncQueue<Action> m_queue = new AsyncQueue<Action>();

        cin
    
Added SharedLock to synchronization routines

              r129
            
              int m_queueLength;

        cin
    
sync

              r16
            
              readonly int m_threshold = 1;

        cin
    
small fixes, WorkerPool still incomplete

              r13
            
        cin
    
sync

              r16
            
              public WorkerPool(int minThreads, int maxThreads, int threshold)

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
                  : base(minThreads, maxThreads) {

        cin
    
sync

              r16
            
                  m_threshold = threshold;

                  InitPool();

              }

              public WorkerPool(int minThreads, int maxThreads) :

                  base(minThreads, maxThreads) {

                  InitPool();

        cin
    
small fixes, WorkerPool still incomplete

              r13
            
              }

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
              public WorkerPool(int threads)

                  : base(threads) {

        cin
    
sync

              r16
            
                  InitPool();

        cin
    
small fixes, WorkerPool still incomplete

              r13
            
              }

        cin
    
rewritten tracing

              r92
            
              public WorkerPool() {

        cin
    
sync

              r16
            
                  InitPool();

        cin
    
small fixes, WorkerPool still incomplete

              r13
            
              }

        cin
    
fixed promises cancellation

              r149
            
              public IPromise<T> Invoke<T>(Func<T> task) {

                  if (task == null)

                      throw new ArgumentNullException("task");

                  if (IsDisposed)

                      throw new ObjectDisposedException(ToString());

                  var promise = new FuncTask<T>(task, null, null, true);

                  var lop = TraceContext.Instance.CurrentOperation;

                  EnqueueTask(delegate {

                      TraceContext.Instance.EnterLogicalOperation(lop, false);

                      promise.Resolve();

                      TraceContext.Instance.Leave();

                  });

                  return promise;

              }

              public IPromise Invoke(Action task) {

                  if (task == null)

                      throw new ArgumentNullException("task");

                  if (IsDisposed)

                      throw new ObjectDisposedException(ToString());

                  var promise = new ActionTask(task, null, null, true);

                  var lop = TraceContext.Instance.CurrentOperation;

                  EnqueueTask(delegate {

                      TraceContext.Instance.EnterLogicalOperation(lop, false);

                      promise.Resolve();

                      TraceContext.Instance.Leave();

                  });

                  return promise;

              }

              public IPromise<T> Invoke<T>(Func<ICancellationToken, T> task) {

        cin
    
refactoring, added WorkerPool

              r12
            
                  if (task == null)

                      throw new ArgumentNullException("task");

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
                  if (IsDisposed)

                      throw new ObjectDisposedException(ToString());

        cin
    
refactoring, added WorkerPool

              r12
            
                  var promise = new Promise<T>();

        cin
    
rewritten tracing

              r92
            
                  var lop = TraceContext.Instance.CurrentOperation;

        cin
    
initial log capabilities

              r35
            
        cin
    
Added SharedLock to synchronization routines

              r129
            
                  EnqueueTask(delegate {

        cin
    
rewritten tracing

              r92
            
                      TraceContext.Instance.EnterLogicalOperation(lop, false);

                      try {

        cin
    
fixed promises cancellation

              r149
            
                          if (!promise.CancelOperationIfRequested())

                              promise.Resolve(task(promise));

                      } catch (Exception e) {

                          promise.Reject(e);

                      } finally {

                          TraceContext.Instance.Leave();

                      }

                  });

                  return promise;

              }

              public IPromise Invoke<T>(Action<ICancellationToken> task) {

                  if (task == null)

                      throw new ArgumentNullException("task");

                  if (IsDisposed)

                      throw new ObjectDisposedException(ToString());

                  var promise = new Promise();

                  var lop = TraceContext.Instance.CurrentOperation;

                  EnqueueTask(delegate {

                      TraceContext.Instance.EnterLogicalOperation(lop, false);

                      try {

                          if (!promise.CancelOperationIfRequested()) {

                              task(promise);

                              promise.Resolve();

                          }

        cin
    
rewritten tracing

              r92
            
                      } catch (Exception e) {

                          promise.Reject(e);

                      } finally {

                          TraceContext.Instance.Leave();

                      }

        cin
    
small fixes, WorkerPool still incomplete

              r13
            
                  });

        cin
    
refactoring, added WorkerPool

              r12
            
                  return promise;

              }

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
              protected void EnqueueTask(Action unit) {

                  Debug.Assert(unit != null);

        cin
    
sync

              r16
            
                  var len = Interlocked.Increment(ref m_queueLength);

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
                  m_queue.Enqueue(unit);

        cin
    
sync

              r16
            
        cin
    
dispatch pool rewritten

              r81
            
                  if (len > m_threshold * PoolSize) {

                      StartWorker();

        cin
    
added memory barriers

              r80
            
                  }

        cin
    
dispatch pool rewritten

              r81
            
                  SignalThread();

        cin
    
refactoring, added WorkerPool

              r12
            
              }

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
              protected override bool TryDequeue(out Action unit) {

                  if (m_queue.TryDequeue(out unit)) {

                      Interlocked.Decrement(ref m_queueLength);

                      return true;

        cin
    
refactoring, added WorkerPool

              r12
            
                  }

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
                  return false;

        cin
    
refactoring, added WorkerPool

              r12
            
              }

        cin
    
implemented parallel map and foreach for arrays...

              r15
            
              protected override void InvokeUnit(Action unit) {

                  unit();

        cin
    
refactoring, added WorkerPool

              r12
            
              }

        cin
    
sync

              r16
            
        cin
    
refactoring, added WorkerPool

              r12
            
          }

      }

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cin refactoring, added WorkerPool	r12	using System;
		using System.Threading;
		using System.Diagnostics;
cin initial log capabilities	r35	using Implab.Diagnostics;
cin refactoring, added WorkerPool	r12
		namespace Implab.Parallels {
cin implemented parallel map and foreach for arrays...	r15	public class WorkerPool : DispatchPool<Action> {
cin refactoring, added WorkerPool	r12
cin Promises rewritten, added improved version of AsyncQueue	r119	AsyncQueue<Action> m_queue = new AsyncQueue<Action>();
cin Added SharedLock to synchronization routines	r129	int m_queueLength;
cin sync	r16	readonly int m_threshold = 1;
cin small fixes, WorkerPool still incomplete	r13
cin sync	r16	public WorkerPool(int minThreads, int maxThreads, int threshold)
cin implemented parallel map and foreach for arrays...	r15	: base(minThreads, maxThreads) {
cin sync	r16	m_threshold = threshold;
		InitPool();
		}

		public WorkerPool(int minThreads, int maxThreads) :
		base(minThreads, maxThreads) {
		InitPool();
cin small fixes, WorkerPool still incomplete	r13	}

cin implemented parallel map and foreach for arrays...	r15	public WorkerPool(int threads)
		: base(threads) {
cin sync	r16	InitPool();
cin small fixes, WorkerPool still incomplete	r13	}

cin rewritten tracing	r92	public WorkerPool() {
cin sync	r16	InitPool();
cin small fixes, WorkerPool still incomplete	r13	}

cin fixed promises cancellation	r149	public IPromise<T> Invoke<T>(Func<T> task) {
		if (task == null)
		throw new ArgumentNullException("task");
		if (IsDisposed)
		throw new ObjectDisposedException(ToString());

		var promise = new FuncTask<T>(task, null, null, true);

		var lop = TraceContext.Instance.CurrentOperation;

		EnqueueTask(delegate {
		TraceContext.Instance.EnterLogicalOperation(lop, false);

		promise.Resolve();

		TraceContext.Instance.Leave();
		});

		return promise;
		}

		public IPromise Invoke(Action task) {
		if (task == null)
		throw new ArgumentNullException("task");
		if (IsDisposed)
		throw new ObjectDisposedException(ToString());

		var promise = new ActionTask(task, null, null, true);

		var lop = TraceContext.Instance.CurrentOperation;

		EnqueueTask(delegate {
		TraceContext.Instance.EnterLogicalOperation(lop, false);

		promise.Resolve();

		TraceContext.Instance.Leave();
		});

		return promise;
		}

		public IPromise<T> Invoke<T>(Func<ICancellationToken, T> task) {
cin refactoring, added WorkerPool	r12	if (task == null)
		throw new ArgumentNullException("task");
cin implemented parallel map and foreach for arrays...	r15	if (IsDisposed)
		throw new ObjectDisposedException(ToString());
cin refactoring, added WorkerPool	r12
		var promise = new Promise<T>();

cin rewritten tracing	r92	var lop = TraceContext.Instance.CurrentOperation;
cin initial log capabilities	r35
cin Added SharedLock to synchronization routines	r129	EnqueueTask(delegate {
cin rewritten tracing	r92	TraceContext.Instance.EnterLogicalOperation(lop, false);
		try {
cin fixed promises cancellation	r149	if (!promise.CancelOperationIfRequested())
		promise.Resolve(task(promise));
		} catch (Exception e) {
		promise.Reject(e);
		} finally {
		TraceContext.Instance.Leave();
		}
		});

		return promise;
		}

		public IPromise Invoke<T>(Action<ICancellationToken> task) {
		if (task == null)
		throw new ArgumentNullException("task");
		if (IsDisposed)
		throw new ObjectDisposedException(ToString());

		var promise = new Promise();

		var lop = TraceContext.Instance.CurrentOperation;

		EnqueueTask(delegate {
		TraceContext.Instance.EnterLogicalOperation(lop, false);
		try {
		if (!promise.CancelOperationIfRequested()) {
		task(promise);
		promise.Resolve();
		}
cin rewritten tracing	r92	} catch (Exception e) {
		promise.Reject(e);
		} finally {
		TraceContext.Instance.Leave();
		}
cin small fixes, WorkerPool still incomplete	r13	});
cin refactoring, added WorkerPool	r12
		return promise;
		}

cin implemented parallel map and foreach for arrays...	r15	protected void EnqueueTask(Action unit) {
		Debug.Assert(unit != null);
cin sync	r16	var len = Interlocked.Increment(ref m_queueLength);
cin implemented parallel map and foreach for arrays...	r15	m_queue.Enqueue(unit);
cin sync	r16
cin dispatch pool rewritten	r81	if (len > m_threshold * PoolSize) {
		StartWorker();
cin added memory barriers	r80	}
cin dispatch pool rewritten	r81
		SignalThread();
cin refactoring, added WorkerPool	r12	}

cin implemented parallel map and foreach for arrays...	r15	protected override bool TryDequeue(out Action unit) {
		if (m_queue.TryDequeue(out unit)) {
		Interlocked.Decrement(ref m_queueLength);
		return true;
cin refactoring, added WorkerPool	r12	}
cin implemented parallel map and foreach for arrays...	r15	return false;
cin refactoring, added WorkerPool	r12	}

cin implemented parallel map and foreach for arrays...	r15	protected override void InvokeUnit(Action unit) {
		unit();
cin refactoring, added WorkerPool	r12	}
cin sync	r16
cin refactoring, added WorkerPool	r12	}
		}