void _writeObject(object obj, EasyJsonWriter writer)
{
if (obj == null)
{
writer.WriteJsonValue(null);
return;
}
if (++_depth > MAX_DEPTH)
{
throw new EasyJsonException("Class nested level is beyond max depth, check whether there is a loop");
}
Type t = obj.GetType();
EasyJsonController controller = GetController(t);
if (controller != null)
{
writer.WriteJsonValue(controller.ObjectToJson(obj));
return;
}
writer.WriteObjectStart();
JsonClassMetadata metadata = _getMetadata(t);
foreach (KeyValuePair <string, FieldInfo> kv in metadata.Fields)
{
_writeObject(kv.Key, kv.Value.GetValue(obj), writer);
}
foreach (KeyValuePair <string, PropertyInfo> kv in metadata.Properties)
{
MethodInfo getMethod = kv.Value.GetGetMethod();
if (getMethod == null)
{
throw new EasyJsonException("Fail to access getter of " + kv.Value.Name);
}
if (getMethod.GetParameters().Length > 0)
{
continue;
}
_writeObject(kv.Key, getMethod.Invoke(obj, null), writer);
}
if (metadata.IsDynamicType)
{
_writeObject(DYNAMIC_TYPE_NAME, t, writer);
}
writer.WriteObjectEnd();
writer.WriteJsonValue("");
}
public override string ObjectToJson(object obj)
{
Type ut = Enum.GetUnderlyingType(obj.GetType());
EasyJsonController controller = GetController(ut);
if (controller == null)
{
throw new EasyJsonException("Doesn't support Enum parser whose underlying type is " + ut.ToString());
}
return(controller.ObjectToJson(Convert.ChangeType(obj, ut)));
}
public override object JsonToObject(EasyJsonData data, Type t)
{
if (data.IsNullValue)
{
return(null);
}
Type ut = Nullable.GetUnderlyingType(t);
EasyJsonController controller = GetController(ut);
if (controller == null)
{
throw new EasyJsonException("Doesn't support JSON parser for Nullable " + ut.ToString());
}
return(controller.JsonToObject(data, ut));
}
public override string ObjectToJson(object obj)
{
if (obj == null)
{
return(null);
}
Type ut = Nullable.GetUnderlyingType(obj.GetType());
EasyJsonController controller = GetController(ut);
if (controller == null)
{
throw new EasyJsonException("Doesn't support JSON parser for Nullable " + ut.ToString());
}
return(controller.ObjectToJson(obj));
}
internal static EasyJsonController GetMainController()
{
EasyJsonController controller = null;
lock (__controllers)
{
int id = Thread.CurrentThread.ManagedThreadId;
__controllers.TryGetValue(id, out controller);
if (controller == null)
{
controller = new EasyJsonController();
__controllers[id] = controller;
}
}
return(controller);
}
protected EasyJsonController GetController(Type t)
{
if (t.IsGenericType)
{
t = t.GetGenericTypeDefinition();
}
else if (t.IsEnum)
{
t = typeof(Enum);
}
else if (t.IsArray)
{
t = typeof(Array);
}
else if (t.IsSubclassOf(typeof(Type)))
{
t = typeof(Type);
}
EasyJsonController controller = null;
_controllers.TryGetValue(t, out controller);
if (controller == null)
{
if (MainController != this)
{
controller = MainController.GetController(t);
}
else
{
__defaultControllers.TryGetValue(t, out controller);
}
}
return(controller);
}
public static void UnregisterController(Type t)
{
EasyJsonController current = GetMainController();
current.UnregisterController(t);
}
public static void RegisterController(Type t, EasyJsonController controller)
{
EasyJsonController current = GetMainController();
current.RegisterController(t, controller);
}
public static object ToObject(EasyJsonData jsonData, Type t)
{
EasyJsonController controller = GetMainController();
return(controller.JsonToObject(jsonData, t));
}
public static T ToObject <T>(EasyJsonData jsonData)
{
EasyJsonController controller = GetMainController();
return((T)(controller.JsonToObject(jsonData, typeof(T))));
}
public static T ToObject <T>(string json)
{
EasyJsonController controller = GetMainController();
return((T)(controller.JsonToObject(json, typeof(T))));
}
public static string ToJson(object obj)
{
EasyJsonController controller = GetMainController();
return(controller.ObjectToJson(obj));
}
public void RegisterController(Type t, EasyJsonController controller)
{
_controllers[t] = controller;
}
object _readObject(EasyJsonData data, Type t)
{
if (data.IsNullValue)
{
return(null);
}
try
{
// If user register a specific type controller but still invoke base JsonToObject, there
// will make a loop: base -> GetController(t) -> child -> base
if (_checkedData != data)
{
_checkedData = data;
if (data.Type == EasyJsonDataType.JsonObject)
{
EasyJsonData typeData = data[DYNAMIC_TYPE_NAME];
if (typeData != null)
{
JsonSystemTypeController typeController = GetController(typeof(Type)) as JsonSystemTypeController;
if (typeController == null)
{
throw new EasyJsonException("Can't find System.Type controller to process dynamic type");
}
t = typeController.JsonToObject(typeData, typeof(Type)) as Type;
}
}
EasyJsonController controller = GetController(t);
if (controller != null)
{
return(controller.JsonToObject(data, t));
}
}
if (data.Type != EasyJsonDataType.JsonObject)
{
throw new EasyJsonException("Can't load JSON data for " + t.ToString());
}
object inst = Activator.CreateInstance(t);
JsonClassMetadata metadata = _getMetadata(t);
foreach (KeyValuePair <string, FieldInfo> kv in metadata.Fields)
{
EasyJsonData fieldData = data[kv.Key];
if (fieldData != null)
{
FieldInfo field = kv.Value;
field.SetValue(inst, _readObject(fieldData, field.FieldType));
}
}
foreach (KeyValuePair <string, PropertyInfo> kv in metadata.Properties)
{
EasyJsonData propertyData = data[kv.Key];
if (propertyData != null)
{
PropertyInfo property = kv.Value;
property.SetValue(inst, _readObject(propertyData, property.PropertyType), null);
}
}
return(inst);
}
finally
{
_checkedData = null;
}
}
