private static Dictionary <TKey, TValue> RetrieveDictionaryGeneric <TKey, TValue>(Node node)
{
bool keyIsBase = BaseTypesManager.IsBaseType(typeof(TKey));
var dictionary = new Dictionary <TKey, TValue>(capacity: node.ChildNodes.Count);
if (keyIsBase && node.ChildNodeType == NodeChildrenType.key)
{
foreach (var child in node.ChildNodes)
{
string childKey = (child as KeyNode).Key;
var key = BaseTypesManager.ParseBaseType <TKey>(childKey);
var value = NodeManager.GetNodeData <TValue>(child);
dictionary.Add(key, value);
}
}
else
{
var array = NodeManager.GetNodeData <WritableKeyValuePair <TKey, TValue>[]>(node);
foreach (var kvp in array)
{
dictionary.Add(kvp.key, kvp.value);
}
}
return(dictionary);
}
private static void SetDictionaryNodeGeneric <TKey, TValue>(Node node, Dictionary <TKey, TValue> dictionary, FileStyle style, bool forceArrayMode = false)
{
bool keyIsBase = BaseTypesManager.IsBaseType(typeof(TKey));
if (keyIsBase && !forceArrayMode && !style.AlwaysArrayDictionaries)
{
// we might have switched between standard and array dictionary storage, and if so, children need to be reset
if (node.ChildNodeType != NodeChildrenType.key)
{
node.ClearChildren(newChildrenType: NodeChildrenType.key);
}
var CurrentKeys = new List <string>(capacity: dictionary.Count);
foreach (var key in dictionary.Keys)
{
var value = dictionary[key];
string keyAsText = BaseTypesManager.SerializeBaseType <TKey>(key, style);
if (!Utilities.IsValidKey(keyAsText))
{
SetDictionaryNodeGeneric(node, dictionary, style, forceArrayMode: true);
return;
}
CurrentKeys.Add(keyAsText);
KeyNode child = node.GetChildAddressedByName(keyAsText);
NodeManager.SetNodeData <TValue>(child, value, style);
}
// make sure that old data in the file is deleted when a new dictionary is saved.
// node.ClearChildren() is not used because we want to keep comments and whitespace intact as much as possible.
foreach (var key in node.GetChildKeys())
{
if (!CurrentKeys.Contains(key))
{
node.RemoveChild(key);
}
}
}
else // save dictionary as KeyValuePair<TKey, TValue>[]
{
// we might have switched between standard and array dictionary storage, and if so, children need to be reset
if (node.ChildNodeType != NodeChildrenType.list)
{
node.ClearChildren(newChildrenType: NodeChildrenType.list);
}
var array = GetWritableKeyValuePairArray(dictionary);
NodeManager.SetNodeData(node, array, array.GetType(), style);
}
}
/// <summary> Interpret this file as a dictionary. Top-level keys in the file are interpreted as keys in the dictionary. </summary>
/// <remarks> TKey must be a Base Type </remarks>
public Dictionary <TKey, TValue> GetAsDictionary <TKey, TValue>()
{
if (!BaseTypesManager.IsBaseType(typeof(TKey)))
{
throw new Exception("When using GetAsDictionary, TKey must be a base type");
}
var keys = this.TopLevelKeys;
var dictionary = new Dictionary <TKey, TValue>(capacity: keys.Count);
foreach (var keyText in keys)
{
TKey key = BaseTypesManager.ParseBaseType <TKey>(keyText);
TValue value = NodeManager.GetNodeData <TValue>(TopLevelNodes[keyText]);
dictionary.Add(key, value);
}
return(dictionary);
}
