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feature: Implementing remaining WeakKeyDictionary members

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This commit is contained in:
Chris Cameron
2018-04-11 13:09:20 -04:00
parent 647b67fbfc
commit 3e780a2cba
1 changed files with 20 additions and 26 deletions
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46
ICD.Common.Utils/Collections/WeakKeyDictionary.cs
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@@ -116,20 +116,13 @@ namespace ICD.Common.Utils.Collections
#region Properties #region Properties
public int Count public int Count { get { return GetAliveKvps().Count(); } }
{
get
{
RemoveCollectedEntries();
return m_Dictionary.Count;
}
}
public bool IsReadOnly { get { return false; } } public bool IsReadOnly { get { return false; } }
public ICollection<TKey> Keys { get { throw new NotImplementedException(); } } public ICollection<TKey> Keys { get { return GetAliveKvps().Select(kvp => kvp.Key).ToArray(); } }
public ICollection<TValue> Values { get { throw new NotImplementedException(); } } public ICollection<TValue> Values { get { return GetAliveKvps().Select(kvp => kvp.Value).ToArray(); } }
public TValue this[TKey key] public TValue this[TKey key]
{ {
@@ -178,22 +171,13 @@ namespace ICD.Common.Utils.Collections
#region Methods #region Methods
bool ICollection<KeyValuePair<TKey, TValue>>.Remove(KeyValuePair<TKey, TValue> item)
{
throw new NotImplementedException();
}
public void Add(TKey key, TValue value) public void Add(TKey key, TValue value)
{ {
if (key == null) if (key == null)
throw new ArgumentNullException("key"); throw new ArgumentNullException("key");
WeakKeyReference<TKey> weakKey = new WeakKeyReference<TKey>(key, m_Comparer); WeakKeyReference<TKey> weakKey = new WeakKeyReference<TKey>(key, m_Comparer);
IcdConsole.PrintLine("Adding key {0} with hash code {1}", weakKey.Target, weakKey.HashCode);
m_Dictionary.Add(weakKey, value); m_Dictionary.Add(weakKey, value);
IcdConsole.PrintLine("Internal dict count is now {0}", m_Dictionary.Count);
} }
public bool ContainsKey(TKey key) public bool ContainsKey(TKey key)
@@ -241,21 +225,22 @@ namespace ICD.Common.Utils.Collections
Add(item.Key, item.Value); Add(item.Key, item.Value);
} }
bool ICollection<KeyValuePair<TKey, TValue>>.Remove(KeyValuePair<TKey, TValue> item)
{
return Remove(item.Key);
}
bool ICollection<KeyValuePair<TKey, TValue>>.Contains(KeyValuePair<TKey, TValue> item) bool ICollection<KeyValuePair<TKey, TValue>>.Contains(KeyValuePair<TKey, TValue> item)
{ {
throw new NotImplementedException(); return ContainsKey(item.Key);
} }
void ICollection<KeyValuePair<TKey, TValue>>.CopyTo(KeyValuePair<TKey, TValue>[] array, int arrayIndex) void ICollection<KeyValuePair<TKey, TValue>>.CopyTo(KeyValuePair<TKey, TValue>[] array, int arrayIndex)
{ {
throw new NotImplementedException(); GetAliveKvps().CopyTo(array, arrayIndex);
} }
#endregion private IEnumerable<KeyValuePair<TKey, TValue>> GetAliveKvps()
#region IEnumerator
public IEnumerator<KeyValuePair<TKey, TValue>> GetEnumerator()
{ {
foreach (KeyValuePair<WeakKeyReference<TKey>, TValue> kvp in m_Dictionary) foreach (KeyValuePair<WeakKeyReference<TKey>, TValue> kvp in m_Dictionary)
{ {
@@ -266,6 +251,15 @@ namespace ICD.Common.Utils.Collections
} }
} }
#endregion
#region IEnumerator
public IEnumerator<KeyValuePair<TKey, TValue>> GetEnumerator()
{
return GetAliveKvps().GetEnumerator();
}
IEnumerator IEnumerable.GetEnumerator() IEnumerator IEnumerable.GetEnumerator()
{ {
return GetEnumerator(); return GetEnumerator();