ComponentContainer.cs
84 lines
| 2.2 KiB
| text/x-csharp
|
CSharpLexer
cin
|
r152 | using System; | ||
| using System.Collections.Generic; | ||||
| using System.Linq; | ||||
| namespace Implab.Components { | ||||
| /// <summary> | ||||
| /// Component container. | ||||
| /// </summary> | ||||
| /// <remarks>Instanses of this class are thread safe.</remarks> | ||||
| public class ComponentContainer<T> : Disposable, ICollection<T> { | ||||
| readonly HashSet<T> m_components = new HashSet<T>(); | ||||
| public void Clear() { | ||||
| T[] removed; | ||||
| lock (m_components) { | ||||
| removed = new T[m_components.Count]; | ||||
| m_components.CopyTo(removed); | ||||
| m_components.Clear(); | ||||
| } | ||||
| foreach (var item in removed.OfType<IDisposable>()) | ||||
| item.Dispose(); | ||||
| } | ||||
| public bool Contains(T item) { | ||||
| lock (m_components) | ||||
| return m_components.Contains(item); | ||||
| } | ||||
| public void CopyTo(T[] array, int arrayIndex) { | ||||
| lock (m_components) | ||||
| m_components.CopyTo(array, arrayIndex); | ||||
| } | ||||
| public bool Remove(T item) { | ||||
| lock (m_components) | ||||
| return m_components.Remove(item); | ||||
| } | ||||
| public int Count { | ||||
| get { | ||||
| lock (m_components) | ||||
| return m_components.Count; | ||||
| } | ||||
| } | ||||
| public bool IsReadOnly { | ||||
| get { | ||||
| return false; | ||||
| } | ||||
| } | ||||
| public IEnumerator<T> GetEnumerator() { | ||||
| T[] items; | ||||
| lock (m_components) { | ||||
| items = new T[m_components.Count]; | ||||
| m_components.CopyTo(items); | ||||
| return (IEnumerator<T>)items.GetEnumerator(); | ||||
| } | ||||
| } | ||||
| System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() { | ||||
| return GetEnumerator(); | ||||
| } | ||||
| public void Add(T item) { | ||||
| Safe.ArgumentNotNull(item, "item"); | ||||
| lock (m_components) { | ||||
| if (IsDisposed) | ||||
| Safe.Dispose(item); | ||||
| else | ||||
| m_components.Add(item); | ||||
| } | ||||
| } | ||||
| protected override void Dispose(bool disposing) { | ||||
| base.Dispose(disposing); | ||||
| Clear(); | ||||
| } | ||||
| } | ||||
| } | ||||