public static IEnumerable <ListTreeNode <T> > Traverse <T>(this ListTreeNode <T> self) where T : IListTreeItem, IValue <T>
{
yield return(self);
if (self.IsArray())
{
foreach (var x in self.ArrayItems())
{
foreach (var y in x.Traverse())
{
yield return(y);
}
}
}
else if (self.IsMap())
{
foreach (var kv in self.ObjectItems())
{
foreach (var y in kv.Value.Traverse())
{
yield return(y);
}
}
}
}
public static bool IsFloat <T>(this ListTreeNode <T> self) where T : IListTreeItem, IValue <T>
{
return(self.Value.ValueType == ValueNodeType.Number ||
self.Value.ValueType == ValueNodeType.NaN ||
self.Value.ValueType == ValueNodeType.Infinity ||
self.Value.ValueType == ValueNodeType.MinusInfinity);
}
public bool FromJsonSchema(IFileSystemAccessor fs, string key, ListTreeNode <JsonValue> value)
{
switch (key)
{
case "multipleOf":
MultipleOf = value.GetInt32();
return(true);
case "maximum":
Maximum = value.GetInt32();
return(true);
case "exclusiveMaximum":
ExclusiveMaximum = value.GetBoolean();
return(true);
case "minimum":
Minimum = value.GetInt32();
return(true);
case "exclusiveMinimum":
ExclusiveMinimum = value.GetBoolean();
return(true);
}
return(false);
}
public static void Deserialize(ListTreeNode <T> src, ref U t)
{
if (s_d == null)
{
if (typeof(U).IsEnum)
{
// enum from string
var mi = typeof(Enum).GetMethods(BindingFlags.Static | BindingFlags.Public).First(
x => x.Name == "Parse" && x.GetParameters().Length == 3
);
var enumParse = GenericInvokeCallFactory.StaticFunc <Type, string, bool, object>(mi);
s_d = x =>
{
var enumValue = enumParse(typeof(U), x.GetString(), true);
return(GenericCast <object, U> .Cast(enumValue));
};
}
else
{
s_d = x => GenericCast <string, U> .Cast(x.GetString());
}
}
t = s_d(src);
}
public static bool ContainsKey <T>(this ListTreeNode <T> self, String key)
where T : IListTreeItem, IValue <T>
{
var ukey = Utf8String.From(key);
return(self.ContainsKey(ukey));
}
public static IJsonSchemaValidator Create(ListTreeNode <JsonValue> value)
{
foreach (var x in value.ArrayItems())
{
if (x.IsInteger() || x.IsFloat())
{
return(JsonIntEnumValidator.Create(value.ArrayItems()
.Where(y => y.IsInteger() || y.IsFloat())
.Select(y => y.GetInt32())
));
}
else if (x.IsString())
{
return(JsonStringEnumValidator.Create(value.ArrayItems()
.Where(y => y.IsString())
.Select(y => y.GetString())
, EnumSerializationType.AsString
));
}
else
{
}
}
throw new NotImplementedException();
}
public static void Deserialize(ListTreeNode <T> src, ref U t)
{
if (s_d == null)
{
if (typeof(U).IsEnum)
{
// enum from string
var mi = typeof(Enum).GetMethods(BindingFlags.Static | BindingFlags.Public).First(
x => x.Name == "Parse" && x.GetParameters().Length == 3
);
var type = Expression.Constant(typeof(U));
var value = Expression.Parameter(typeof(string), "value");
var ic = Expression.Constant(true);
var call = Expression.Call(mi, type, value, ic);
var lambda = Expression.Lambda(call, value);
var func = (Func <string, object>)lambda.Compile();
s_d = x => GenericCast <object, U> .Cast(func(x.GetString()));
}
else
{
s_d = x => GenericCast <string, U> .Cast(x.GetString());
}
}
t = s_d(src);
}
static U DeserializeField <U>(JsonSchema prop, ListTreeNode <S> s)
{
var u = default(U);
prop.Validator.Deserialize(s, ref u);
return(u);
}
public static object DefaultDictionaryDeserializer(ListTreeNode <T> s)
{
switch (s.Value.ValueType)
{
case ValueNodeType.Object:
{
var u = new Dictionary <string, object>();
foreach (var kv in s.ObjectItems())
{
//var e = default(object);
//kv.Value.Deserialize(ref e);
u.Add(kv.Key.GetString(), DefaultDictionaryDeserializer(kv.Value));
}
return(u);
}
case ValueNodeType.Null:
return(null);
case ValueNodeType.Boolean:
return(s.GetBoolean());
case ValueNodeType.Integer:
return(s.GetInt32());
case ValueNodeType.Number:
return(s.GetDouble());
case ValueNodeType.String:
return(s.GetString());
default:
throw new NotImplementedException(s.Value.ValueType.ToString());
}
}
public static IEnumerable <ListTreeNode <T> > ArrayItems <T>(this ListTreeNode <T> self) where T : IListTreeItem, IValue <T>
{
if (!self.IsArray())
{
throw new DeserializationException("is not array");
}
return(self.Children);
}
public static JsonPointer Create <T>(ListTreeNode <T> node)
where T : IListTreeItem, IValue <T>
{
return(new JsonPointer
{
Path = new ArraySegment <Utf8String>(node.Path().Skip(1).Select(x => GetKeyFromParent(x)).ToArray())
});
}
public static void Deserialize(ListTreeNode <T> node, ref U value)
{
if (s_deserializer == null)
{
var d = GetDeserializer();
s_deserializer = new Deserializer(d);
}
value = s_deserializer(node);
}
public static int GetArrayCount <T>(this ListTreeNode <T> self)
where T : IListTreeItem, IValue <T>
{
if (!self.IsArray())
{
throw new DeserializationException("is not array");
}
return(self.Children.Count());
}
public static void Deserialize(ListTreeNode <T> src, ref U dst)
{
if (s_d == null)
{
// enum from int
s_d = s => GenericCast <int, U> .Cast(s.GetInt32());
}
dst = s_d(src);
}
public U Create(ListTreeNode <T> src)
{
if (s_creator == null)
{
var d = GetCreator();
s_creator = new Creator(d);
}
return(s_creator(src));
}
public static void Deserialize(ListTreeNode <S> src, ref T dst, Dictionary <string, JsonSchema> props)
{
if (s_d == null)
{
var target = typeof(T);
var fields = target.GetFields(BindingFlags.Instance | BindingFlags.Public);
var fieldDeserializers = fields.ToDictionary(x => Utf8String.From(x.Name), x =>
{
/*
* var mi = typeof(GenericDeserializer<T>).GetMethod("GetFieldDeserializer",
* BindingFlags.Static | BindingFlags.NonPublic);
* var g = mi.MakeGenericMethod(x.FieldType);
* return (FieldSetter)g.Invoke(null, new object[] { x });
*/
JsonSchema prop;
if (!props.TryGetValue(x.Name, out prop))
{
return(null);
}
var mi = typeof(GenericDeserializer <S, T>).GetMethod("DeserializeField",
BindingFlags.Static | BindingFlags.NonPublic);
var g = mi.MakeGenericMethod(x.FieldType);
return((FieldSetter)((s, o) =>
{
var f = g.Invoke(null, new object[] { prop, s });
x.SetValue(o, f);
}));
});
s_d = (ListTreeNode <S> s) =>
{
if (!s.IsMap())
{
throw new ArgumentException(s.Value.ValueType.ToString());
}
// boxing
var t = (object)Activator.CreateInstance <T>();
foreach (var kv in s.ObjectItems())
{
FieldSetter setter;
if (fieldDeserializers.TryGetValue(kv.Key.GetUtf8String(), out setter))
{
if (setter != null)
{
setter(kv.Value, t);
}
}
}
return((T)t);
};
}
dst = s_d(src);
}
public bool FromJsonSchema(IFileSystemAccessor fs, string key, ListTreeNode <JsonValue> value)
{
switch (key)
{
case "maxProperties":
MaxProperties = value.GetInt32();
return(true);
case "minProperties":
MinProperties = value.GetInt32();
return(true);
case "required":
{
foreach (var req in value.ArrayItems())
{
m_required.Add(req.GetString());
}
}
return(true);
case "properties":
{
foreach (var prop in value.ObjectItems())
{
AddProperty(fs, prop.Key.GetString(), prop.Value);
}
}
return(true);
case "patternProperties":
PatternProperties = value.GetString();
return(true);
case "additionalProperties":
{
var sub = new JsonSchema();
sub.Parse(fs, value, "additionalProperties");
AdditionalProperties = sub;
}
return(true);
case "dependencies":
{
foreach (var kv in value.ObjectItems())
{
Dependencies.Add(kv.Key.GetString(), kv.Value.ArrayItems().Select(x => x.GetString()).ToArray());
}
}
return(true);
case "propertyNames":
return(true);
}
return(false);
}
public static int GetObjectCount <T>(this ListTreeNode <T> self)
where T : IListTreeItem, IValue <T>
{
if (!self.IsMap())
{
throw new DeserializationException("is not object");
}
return(self.Children.Count() / 2);
}
public static JsonDiff Create <T>(ListTreeNode <T> node, JsonDiffType diffType, string msg)
where T : IListTreeItem, IValue <T>
{
return(new JsonDiff
{
Path = JsonPointer.Create(node),
DiffType = diffType,
Msg = msg,
});
}
public void Call(IRpc f, int id, string method, ListTreeNode <T> args)
{
Callback callback;
if (!m_map.TryGetValue(method, out callback))
{
throw new KeyNotFoundException();
}
callback(id, args, f);
}
static V[] ArrayCreator <V>(ListTreeNode <T> src)
{
if (!src.IsArray())
{
throw new ArgumentException("value is not array");
}
var count = src.GetArrayCount();
return(new V[count]);
}
public static void SetValue <T>(this ListTreeNode <T> self,
Utf8String jsonPointer, ArraySegment <Byte> bytes)
where T : IListTreeItem, IValue <T>
{
foreach (var node in self.GetNodes(jsonPointer))
{
node.SetValue(default(T).New(
bytes,
ValueNodeType.Boolean,
node.Value.ParentIndex));
}
}
public static IEnumerable <ListTreeNode <T> > Path <T>(this ListTreeNode <T> self)
where T : IListTreeItem, IValue <T>
{
if (self.HasParent)
{
foreach (var x in self.Parent.Path())
{
yield return(x);
}
}
yield return(self);
}
public static void RemoveValue <T>(this ListTreeNode <T> self, Utf8String jsonPointer)
where T : IListTreeItem, IValue <T>
{
foreach (var node in self.GetNodes(new JsonPointer(jsonPointer)))
{
if (node.Parent.IsMap())
{
node.Prev.SetValue(default(T)); // remove key
}
node.SetValue(default(T)); // remove
}
}
public static Utf8String KeyOf <T>(this ListTreeNode <T> self, ListTreeNode <T> node)
where T : IListTreeItem, IValue <T>
{
foreach (var kv in self.ObjectItems())
{
if (node.ValueIndex == kv.Value.ValueIndex)
{
return(kv.Key.GetUtf8String());
}
}
throw new KeyNotFoundException();
}
public static string GetObjectValueOrDefault <T>(this ListTreeNode <T> self, String key, string defualtValue)
where T : IListTreeItem, IValue <T>
{
try
{
return(self[key].GetString());
}
catch (KeyNotFoundException)
{
return(defualtValue);
}
}
static ListTreeNode <JsonValue> ParseString(ListTreeNode <JsonValue> tree, Utf8String segment)
{
int pos;
if (segment.TrySearchAscii((Byte)'"', 1, out pos))
{
return(tree.AddValue(segment.Subbytes(0, pos + 1).Bytes, ValueNodeType.String));
}
else
{
throw new ParserException("no close string: " + segment);
}
}
/// <summary>
/// Deserialize Dictionary only string key
/// </summary>
/// <typeparam name="V"></typeparam>
/// <param name="s"></param>
/// <returns></returns>
public static Dictionary <string, V> DictionaryDeserializer <V>(ListTreeNode <T> s)
{
var d = new Dictionary <string, V>();
foreach (var kv in s.ObjectItems())
{
var value = default(V);
GenericDeserializer <T, V> .Deserialize(kv.Value, ref value);
d.Add(kv.Key.GetString(), value);
}
return(d);
}
public static void Deserialize(ListTreeNode <T> src, ref U dst)
{
if (s_d == null)
{
// enum from int
var value = Expression.Parameter(typeof(int), "value");
var cast = Expression.Convert(value, typeof(U));
var lambda = Expression.Lambda(cast, value);
var func = (Func <int, U>)lambda.Compile();
s_d = s => func(s.GetInt32());
}
dst = s_d(src);
}
public static ListTreeNode <T> GetObjectItem <T>(this ListTreeNode <T> self, Utf8String key)
where T : IListTreeItem, IValue <T>
{
foreach (var kv in self.ObjectItems())
{
if (kv.Key.GetUtf8String() == key)
{
return(kv.Value);
}
}
throw new KeyNotFoundException();
}
