///<summary>
///Removes the element with the specified key from the <see cref="T:System.Collections.Generic.IDictionary`2"></see>.
///</summary>
///
///<returns>
///true if the element is successfully removed; otherwise, false. This method also returns false if key was not found in the original <see cref="T:System.Collections.Generic.IDictionary`2"></see>.
///</returns>
///
///<param name="key">The key of the element to remove.</param>
///<exception cref="T:System.NotSupportedException">The <see cref="T:System.Collections.Generic.IDictionary`2"></see> is read-only.</exception>
///<exception cref="T:System.ArgumentNullException">key is null.</exception>
public bool Remove(TKey key)
{
Mutex.WaitOne();
try
{
return(_persistHandler.Remove(key));
}
finally
{
Mutex.ReleaseMutex();
}
}
