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changed urls in Implab.csproj
changed urls in Implab.csproj
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r289:95896f882995 v3.0.14 v3
r296:58f49e47605b default
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BlockingQueue.cs
101 lines | 3.0 KiB | text/x-csharp | CSharpLexer
/ Implab / src / Parallels / BlockingQueue.cs
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cin
Added tests for Implab.ServiceHost.Unity configuration loader.
 r289 using System;
using System.Threading;
namespace Implab.Parallels {
public class BlockingQueue<T> : AsyncQueue<T> {
readonly object m_lock = new object();
public void EnqueuePulse(T value) {
base.Enqueue(value);
lock (m_lock)
Monitor.Pulse(m_lock);
}
public void EnqueueRangePulse(T[] data, int offset, int length) {
base.EnqueueRange(data, offset, length);
if (length > 1)
lock (m_lock)
Monitor.PulseAll(m_lock);
else
lock (m_lock)
Monitor.Pulse(m_lock);
}
public T GetItem(int timeout) {
T item;
if (!TryDequeue(out item)) {
var t1 = Environment.TickCount;
var dt = timeout;
lock (m_lock) {
while (!TryDequeue(out item)) {
if (!Monitor.Wait(m_lock, dt))
throw new TimeoutException();
if (timeout >= 0) {
dt = timeout - Environment.TickCount + t1;
if (dt < 0)
throw new TimeoutException();
}
}
}
}
return item;
}
public T GetItem() {
T item;
if (!TryDequeue(out item))
lock (m_lock) {
while (!TryDequeue(out item))
Monitor.Wait(m_lock);
}
return item;
}
public T[] GetRange(int max, int timeout) {
Safe.ArgumentInRange(max > 0 , nameof(max));
var buffer = new T[max];
int actual;
if (!TryDequeueRange(buffer, 0, max, out actual)) {
var t1 = Environment.TickCount;
var dt = timeout;
lock (m_lock) {
while (!TryDequeueRange(buffer, 0, max, out actual)) {
if (!Monitor.Wait(m_lock, dt))
throw new TimeoutException();
if (timeout >= 0) {
dt = timeout - Environment.TickCount + t1;
if (dt < 0)
throw new TimeoutException();
}
}
}
}
var data = new T[actual];
Array.Copy(buffer, data, actual);
return data;
}
public T[] GetRange(int max) {
Safe.ArgumentInRange(max > 0, nameof(max));
var buffer = new T[max];
int actual;
if (!TryDequeueRange(buffer, 0, max, out actual))
lock (m_lock)
while (!TryDequeueRange(buffer, 0, max, out actual))
Monitor.Wait(m_lock);
var data = new T[actual];
Array.Copy(buffer, data, actual);
return data;
}
}
}