/// <summary>
/// Clears the key value table.
/// </summary>
/// <typeparam name="TKey">The type of the key in the key value table.</typeparam>
/// <typeparam name="TValue">The type of the value in the key value table.</typeparam>
/// <param name="table">The key value table.</param>
public static void Clear <TKey, TValue>(this ITransactedKeyValueTable <TKey, TValue> table)
{
if (table == null)
{
throw new ArgumentNullException(nameof(table));
}
var lst = table.ToList();
foreach (var item in lst)
{
table.Remove(item.Key);
}
}
/// <summary>
/// Removes the value if the the key exists.
/// </summary>
/// <typeparam name="TKey">The type of the key in the key value table.</typeparam>
/// <typeparam name="TValue">The type of the value in the key value table.</typeparam>
/// <param name="table">The key value table.</param>
/// <param name="key">The key to remove.</param>
/// <returns>True if found, false otherwise.</returns>
public static bool TryRemove <TKey, TValue>(this ITransactedKeyValueTable <TKey, TValue> table, TKey key)
{
if (table == null)
{
throw new ArgumentNullException(nameof(table));
}
if (table.Contains(key))
{
table.Remove(key);
return(true);
}
return(false);
}
/// <summary>
/// Gets the value if the the key exists.
/// </summary>
/// <typeparam name="TKey">The type of the key in the key value table.</typeparam>
/// <typeparam name="TValue">The type of the value in the key value table.</typeparam>
/// <param name="table">The key value table.</param>
/// <param name="key">The key to lookup.</param>
/// <param name="value">The value corresponding to the key.</param>
/// <returns>True if found, false otherwise.</returns>
public static bool TryGet <TKey, TValue>(this ITransactedKeyValueTable <TKey, TValue> table, TKey key, out TValue value)
{
if (table == null)
{
throw new ArgumentNullException(nameof(table));
}
if (table.Contains(key))
{
value = table[key];
return(true);
}
value = default;
return(false);
}
public Impl(ITransactedKeyValueTable <string, byte[]> table, Action <TValue, Stream> serialize, Func <Stream, TValue> deserialize)
{
_table = table;
_serialize = serialize;
_deserialize = deserialize;
}
