91 lines
2.8 KiB
C#
91 lines
2.8 KiB
C#
//----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//----------------------------------------------------------------------------
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namespace System.ServiceModel.Channels
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{
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using System.Diagnostics;
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using System.ServiceModel;
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using System.Collections.Generic;
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using System.ServiceModel.Diagnostics;
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abstract class ConnectionPoolRegistry
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{
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Dictionary<string, List<ConnectionPool>> registry;
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protected ConnectionPoolRegistry()
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{
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registry = new Dictionary<string, List<ConnectionPool>>();
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}
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object ThisLock
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{
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get { return this.registry; }
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}
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// NOTE: performs the open on the pool for you
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public ConnectionPool Lookup(IConnectionOrientedTransportChannelFactorySettings settings)
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{
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ConnectionPool result = null;
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string key = settings.ConnectionPoolGroupName;
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lock (ThisLock)
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{
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List<ConnectionPool> registryEntry = null;
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if (registry.TryGetValue(key, out registryEntry))
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{
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for (int i = 0; i < registryEntry.Count; i++)
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{
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if (registryEntry[i].IsCompatible(settings) && registryEntry[i].TryOpen())
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{
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result = registryEntry[i];
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break;
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}
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}
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}
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else
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{
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registryEntry = new List<ConnectionPool>();
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registry.Add(key, registryEntry);
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}
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if (result == null)
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{
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result = CreatePool(settings);
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registryEntry.Add(result);
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}
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}
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return result;
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}
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protected abstract ConnectionPool CreatePool(IConnectionOrientedTransportChannelFactorySettings settings);
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public void Release(ConnectionPool pool, TimeSpan timeout)
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{
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lock (ThisLock)
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{
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if (pool.Close(timeout))
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{
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List<ConnectionPool> registryEntry = registry[pool.Name];
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for (int i = 0; i < registryEntry.Count; i++)
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{
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if (object.ReferenceEquals(registryEntry[i], pool))
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{
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registryEntry.RemoveAt(i);
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break;
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}
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}
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if (registryEntry.Count == 0)
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{
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registry.Remove(pool.Name);
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}
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}
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}
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}
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}
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}
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