2 // System.Diagnostics.InstanceDataCollectionCollection.cs
5 // Jonathan Pryor (jonpryor@vt.edu)
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
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19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
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32 using System.Collections;
33 using System.Diagnostics;
35 namespace System.Diagnostics {
37 public class InstanceDataCollectionCollection : DictionaryBase {
39 private static void CheckNull (object value, string name)
42 throw new ArgumentNullException (name);
45 // may throw ArgumentNullException
46 [Obsolete ("Use PerformanceCounterCategory.ReadCategory()")]
47 public InstanceDataCollectionCollection ()
51 // may throw ArgumentNullException
52 public InstanceDataCollection this [string counterName] {
54 CheckNull (counterName, "counterName");
55 return (InstanceDataCollection) Dictionary [counterName];
59 public ICollection Keys {
60 get {return Dictionary.Keys;}
63 public ICollection Values {
64 get {return Dictionary.Values;}
67 // may throw ArgumentNullException
68 public bool Contains (string counterName)
70 CheckNull (counterName, "counterName");
71 return Dictionary.Contains (counterName);
74 public void CopyTo (InstanceDataCollection[] counters, int index)
76 Dictionary.CopyTo (counters, index);