Lucene.Net  3.0.3
Lucene.Net is a port of the Lucene search engine library, written in C# and targeted at .NET runtime users.
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ThreadLocal.cs
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1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
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14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #if NET35
19 
20 using System;
21 
22 namespace Lucene.Net.Support.Compatibility
23 {
24  public class ThreadLocal<T> : IDisposable
25  {
26  [ThreadStatic]
27  static WeakDictionary<ThreadLocal<T>, T> slots;
28 
29  static void Init()
30  {
31  if (slots == null) slots = new WeakDictionary<ThreadLocal<T>, T>();
32  }
33 
34  public T Value
35  {
36  set
37  {
38  Init();
39  slots.Add(this, value);
40  }
41  get
42  {
43  Init();
44  return (T)slots[this];
45  }
46  }
47 
48  public void Dispose()
49  {
50  if (slots != null) slots.Remove(this);
51  }
52  }
53 }
54 
55 #endif