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Implemented locking using ReaderWriterLockSlim and simplified logging statements.

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This commit is contained in:
Sipke Schoorstra
2015-08-10 14:06:58 +01:00
parent ab12e9e630
commit b62939f850
1 changed files with 6 additions and 6 deletions
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12
src/Orchard/Tasks/Locking/DistributedLockService.cs
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@@ -6,7 +6,7 @@ using Orchard.Logging;
namespace Orchard.Tasks.Locking {
public class DistributedLockService : IDistributedLockService {
private static readonly object _semaphore = new object();
private readonly ReaderWriterLockSlim _rwl = new ReaderWriterLockSlim();
private readonly Work<IDistributedLock> _lock;
private readonly IMachineNameProvider _machineNameProvider;
@@ -22,7 +22,7 @@ namespace Orchard.Tasks.Locking {
var machineName = _machineNameProvider.GetMachineName();
@lock = _lock.Value;
if (Monitor.TryEnter(_semaphore)) {
if (_rwl.TryEnterWriteLock(0)) {
try {
var waitedTime = TimeSpan.Zero;
var waitTime = TimeSpan.FromMilliseconds(timeout.TotalMilliseconds / 10);
@@ -35,20 +35,20 @@ namespace Orchard.Tasks.Locking {
}
if (acquired) {
Logger.Debug(String.Format("Successfully acquired a lock named {0} on machine {1}.", name, machineName));
Logger.Debug("Successfully acquired a lock named {0} on machine {1}.", name, machineName);
return true;
}
}
catch (Exception ex) {
Logger.Error(ex, "Error during acquire lock.");
Logger.Error(ex, "Error while trying to acquire a lock named {0} on machine {1}.", name, machineName);
throw;
}
finally {
Monitor.Exit(_semaphore);
_rwl.ExitWriteLock();
}
}
Logger.Debug(String.Format("Failed to acquire a lock named {0} on machine {1}.", name, machineName));
Logger.Debug("Could not acquire a lock named {0} on machine {1}.", name, machineName);
return false;
}