/// <summary>
/// Adds an item or updates it if an item with that key already exists in the collection.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="value">The value.</param>
/// <param name="updator">The updator.</param>
/// <remarks></remarks>
public virtual void AddOrUpdate(TKey key, Lazy <TValue> value, Func <TKey, Lazy <TValue>, Lazy <TValue> > updator)
{
if (Inner.ContainsKey(key))
{
Inner[key] = updator(key, Inner[key]);
}
else
{
Inner.Add(key, value);
}
}
/// <summary>
/// Adds an element with the provided key and value loader to the <see cref="T:System.Collections.Generic.IDictionary`2"/>.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="valueLoader">The value loader.</param>
/// <remarks></remarks>
public virtual void Add(TKey key, Lazy <TValue> valueLoader)
{
if (Inner.ContainsKey(key))
{
throw new ArgumentException("An element with the same key already exists");
}
else
{
Inner.Add(key, valueLoader);
}
}
/// <summary>
/// Adds an item to the <see cref="T:System.Collections.Generic.ICollection`1"/>.
/// </summary>
/// <param name="item">The object to add to the <see cref="T:System.Collections.Generic.ICollection`1"/>.</param><exception cref="T:System.NotSupportedException">The <see cref="T:System.Collections.Generic.ICollection`1"/> is read-only.</exception>
public virtual void Add(KeyValuePair <TKey, TValue> item)
{
EnsureLazyLoaderCalled();
if (Inner.ContainsKey(item.Key))
{
throw new ArgumentException("An element with the same key already exists");
}
else
{
Inner.Add(item.Key, new Lazy <TValue>(() => item.Value));
}
}
/// <summary>
/// Adds an item or updates it if an item with that key already exists in the collection.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="value">The value.</param>
/// <param name="updator">The updator.</param>
/// <remarks></remarks>
public virtual void AddOrUpdate(TKey key, TValue value, Func <TKey, TValue, TValue> updator)
{
if (Inner.ContainsKey(key))
{
Inner[key] = updator(key, Inner[key]);
OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add, value));
}
else
{
Inner.Add(key, value);
OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Add, value));
}
}
/// <summary>
/// Determines whether the <see cref="T:System.Collections.Generic.IDictionary`2"/> contains an element with the specified key.
/// </summary>
/// <returns>
/// true if the <see cref="T:System.Collections.Generic.IDictionary`2"/> contains an element with the key; otherwise, false.
/// </returns>
/// <param name="key">The key to locate in the <see cref="T:System.Collections.Generic.IDictionary`2"/>.</param><exception cref="T:System.ArgumentNullException"><paramref name="key"/> is null.</exception>
public bool ContainsKey(TKey key)
{
EnsureLazyLoaderCalled();
return(Inner.ContainsKey(key));
}
/// <summary>
/// Determines whether the <see cref="T:System.Collections.Generic.IDictionary`2"/> contains an element with the specified key.
/// </summary>
/// <returns>
/// true if the <see cref="T:System.Collections.Generic.IDictionary`2"/> contains an element with the key; otherwise, false.
/// </returns>
/// <param name="key">The key to locate in the <see cref="T:System.Collections.Generic.IDictionary`2"/>.</param><exception cref="T:System.ArgumentNullException"><paramref name="key"/> is null.</exception>
public bool ContainsKey(TKey key)
{
return(Inner.ContainsKey(key));
}
public bool ContainsKey(string key)
{
return(Inner.ContainsKey(key));
}