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implab » ImplabNet
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fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
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r153:b933ec88446e v2
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ComponentContainer.cs
127 lines | 4.0 KiB | text/x-csharp | CSharpLexer
/ Implab / Components / ComponentContainer.cs
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component model refactoring
 r152 using System;
using System.Collections.Generic;
using System.Linq;
namespace Implab.Components {
/// <summary>
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docs
 r153 /// Component container, used to store track components in multi-threaded environmment.
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component model refactoring
 r152 /// </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>();
cin
docs
 r153 /// <summary>
/// Removes currently stored compoenents from the container and disposes them if possible.
/// </summary>
/// <remarks>
/// A new components may be added before this method completes.
/// </remarks>
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component model refactoring
 r152 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();
}
cin
docs
 r153 /// <summary>
/// Checks whether the specified item in the collection.
/// </summary>
/// <param name="item">The item to check.</param>
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component model refactoring
 r152 public bool Contains(T item) {
lock (m_components)
return m_components.Contains(item);
}
cin
docs
 r153 /// <summary>
/// Copies currently stored components to the specified array.
/// </summary>
/// <param name="array">A destination array for components.</param>
/// <param name="arrayIndex">A starting index in the destination array.</param>
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component model refactoring
 r152 public void CopyTo(T[] array, int arrayIndex) {
lock (m_components)
m_components.CopyTo(array, arrayIndex);
}
cin
docs
 r153 /// <summary>
/// Remove the specified item from the collection.
/// </summary>
/// <param name="item">The item to remove.</param>
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component model refactoring
 r152 public bool Remove(T item) {
lock (m_components)
return m_components.Remove(item);
}
cin
docs
 r153 /// <summary>
/// Gets the count of components in the collection.
/// </summary>
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component model refactoring
 r152 public int Count {
get {
lock (m_components)
return m_components.Count;
}
}
cin
docs
 r153 /// <summary>
/// Gets a value indicating whether this instance is read only.
/// </summary>
/// <remarks>
/// Always false.
/// </remarks>
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component model refactoring
 r152 public bool IsReadOnly {
get {
return false;
}
}
cin
docs
 r153 /// <summary>
/// Gets the enumerator for components in the collection.
/// </summary>
/// <returns>The enumerator.</returns>
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component model refactoring
 r152 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();
}
cin
docs
 r153 /// <summary>
/// Add the specified item to the collection.
/// </summary>
/// <param name="item">The item to add.</param>
/// <remarks>
/// If the collection is alredy disposed, the item isn't added to the collection and disposed if possible.
/// </remarks>
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component model refactoring
 r152 public void Add(T item) {
Safe.ArgumentNotNull(item, "item");
lock (m_components) {
if (IsDisposed)
Safe.Dispose(item);
else
m_components.Add(item);
}
}
cin
docs
 r153 /// <summary>
/// Disposes the components stored in the collection.
/// </summary>
/// <param name="disposing">If set to <c>true</c> the collection is disposing.</param>
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component model refactoring
 r152 protected override void Dispose(bool disposing) {
base.Dispose(disposing);
Clear();
}
}
}