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@@ -0,0 +1,1048 @@
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+#region Header
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+/**
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+ * JsonMapper.cs
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+ * JSON to .Net object and object to JSON conversions.
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+ *
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+ * The authors disclaim copyright to this source code. For more details, see
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+ * the COPYING file included with this distribution.
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+ **/
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+#endregion
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+
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+
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+using System;
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+using System.Collections;
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+using System.Collections.Generic;
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+using System.Globalization;
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+using System.IO;
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+using System.Reflection;
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+using ILRuntime.Runtime.Intepreter;
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+using ILRuntime.Runtime.Stack;
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+using ILRuntime.CLR.Method;
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+using ILRuntime.CLR.Utils;
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+
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+namespace LitJson
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+{
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+ internal struct PropertyMetadata
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+ {
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+ public MemberInfo Info;
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+ public bool IsField;
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+ public Type Type;
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+ }
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+
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+
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+ internal struct ArrayMetadata
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+ {
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+ private Type element_type;
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+ private bool is_array;
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+ private bool is_list;
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+
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+
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+ public Type ElementType {
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+ get {
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+ if (element_type == null)
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+ return typeof (JsonData);
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+
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+ return element_type;
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+ }
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+
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+ set { element_type = value; }
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+ }
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+
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+ public bool IsArray {
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+ get { return is_array; }
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+ set { is_array = value; }
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+ }
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+
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+ public bool IsList {
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+ get { return is_list; }
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+ set { is_list = value; }
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+ }
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+ }
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+
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+
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+ internal struct ObjectMetadata
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+ {
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+ private Type element_type;
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+ private bool is_dictionary;
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+
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+ private IDictionary<string, PropertyMetadata> properties;
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+
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+
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+ public Type ElementType {
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+ get {
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+ if (element_type == null)
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+ return typeof (JsonData);
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+
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+ return element_type;
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+ }
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+
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+ set { element_type = value; }
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+ }
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+
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+ public bool IsDictionary {
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+ get { return is_dictionary; }
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+ set { is_dictionary = value; }
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+ }
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+
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+ public IDictionary<string, PropertyMetadata> Properties {
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+ get { return properties; }
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+ set { properties = value; }
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+ }
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+ }
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+
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+
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+ internal delegate void ExporterFunc (object obj, JsonWriter writer);
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+ public delegate void ExporterFunc<T> (T obj, JsonWriter writer);
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+
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+ internal delegate object ImporterFunc (object input);
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+ public delegate TValue ImporterFunc<TJson, TValue> (TJson input);
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+
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+ public delegate IJsonWrapper WrapperFactory ();
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+
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+
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+ public class JsonMapper
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+ {
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+ #region Fields
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+ private static int max_nesting_depth;
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+
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+ private static IFormatProvider datetime_format;
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+
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+ private static IDictionary<Type, ExporterFunc> base_exporters_table;
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+ private static IDictionary<Type, ExporterFunc> custom_exporters_table;
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+
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+ private static IDictionary<Type,
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+ IDictionary<Type, ImporterFunc>> base_importers_table;
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+ private static IDictionary<Type,
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+ IDictionary<Type, ImporterFunc>> custom_importers_table;
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+
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+ private static IDictionary<Type, ArrayMetadata> array_metadata;
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+ private static readonly object array_metadata_lock = new Object ();
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+
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+ private static IDictionary<Type,
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+ IDictionary<Type, MethodInfo>> conv_ops;
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+ private static readonly object conv_ops_lock = new Object ();
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+
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+ private static IDictionary<Type, ObjectMetadata> object_metadata;
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+ private static readonly object object_metadata_lock = new Object ();
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+
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+ private static IDictionary<Type,
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+ IList<PropertyMetadata>> type_properties;
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+ private static readonly object type_properties_lock = new Object ();
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+
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+ private static JsonWriter static_writer;
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+ private static readonly object static_writer_lock = new Object ();
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+ #endregion
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+
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+
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+ #region Constructors
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+ static JsonMapper ()
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+ {
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+ max_nesting_depth = 100;
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+
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+ array_metadata = new Dictionary<Type, ArrayMetadata> ();
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+ conv_ops = new Dictionary<Type, IDictionary<Type, MethodInfo>> ();
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+ object_metadata = new Dictionary<Type, ObjectMetadata> ();
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+ type_properties = new Dictionary<Type,
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+ IList<PropertyMetadata>> ();
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+
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+ static_writer = new JsonWriter ();
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+
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+ datetime_format = DateTimeFormatInfo.InvariantInfo;
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+
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+ base_exporters_table = new Dictionary<Type, ExporterFunc> ();
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+ custom_exporters_table = new Dictionary<Type, ExporterFunc> ();
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+
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+ base_importers_table = new Dictionary<Type,
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+ IDictionary<Type, ImporterFunc>> ();
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+ custom_importers_table = new Dictionary<Type,
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+ IDictionary<Type, ImporterFunc>> ();
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+
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+ RegisterBaseExporters ();
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+ RegisterBaseImporters ();
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+ }
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+ #endregion
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+
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+
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+ #region Private Methods
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+ private static void AddArrayMetadata (Type type)
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+ {
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+ if (array_metadata.ContainsKey (type))
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+ return;
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+
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+ ArrayMetadata data = new ArrayMetadata ();
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+
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+ data.IsArray = type.IsArray;
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+
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+ if (type.GetInterface ("System.Collections.IList") != null)
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+ data.IsList = true;
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+
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+ if (type is ILRuntime.Reflection.ILRuntimeWrapperType)
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+ {
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+ var wt = (ILRuntime.Reflection.ILRuntimeWrapperType)type;
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+ if (data.IsArray)
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+ {
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+ data.ElementType = wt.CLRType.ElementType.ReflectionType;
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+ }
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+ else
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+ {
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+ data.ElementType = wt.CLRType.GenericArguments[0].Value.ReflectionType;
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+ }
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+ }
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+ else
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+ {
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+ foreach (PropertyInfo p_info in type.GetProperties())
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+ {
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+ if (p_info.Name != "Item")
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+ continue;
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+
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+ ParameterInfo[] parameters = p_info.GetIndexParameters();
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+
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+ if (parameters.Length != 1)
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+ continue;
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+
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+ if (parameters[0].ParameterType == typeof(int))
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+ data.ElementType = p_info.PropertyType;
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+ }
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+ }
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+ lock (array_metadata_lock) {
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+ try {
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+ array_metadata.Add (type, data);
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+ } catch (ArgumentException) {
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+ return;
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+ }
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+ }
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+ }
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+
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+ private static void AddObjectMetadata (Type type)
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+ {
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+ if (object_metadata.ContainsKey (type))
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+ return;
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+
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+ ObjectMetadata data = new ObjectMetadata ();
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+
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+ if (type.GetInterface ("System.Collections.IDictionary") != null)
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+ data.IsDictionary = true;
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+
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+ data.Properties = new Dictionary<string, PropertyMetadata> ();
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+ foreach (PropertyInfo p_info in type.GetProperties ()) {
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+ if (p_info.Name == "Item") {
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+ ParameterInfo[] parameters = p_info.GetIndexParameters ();
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+
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+ if (parameters.Length != 1)
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+ continue;
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+
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+ if (parameters[0].ParameterType == typeof(string))
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+ {
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+ if (type is ILRuntime.Reflection.ILRuntimeWrapperType)
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+ {
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+ data.ElementType = ((ILRuntime.Reflection.ILRuntimeWrapperType)type).CLRType.GenericArguments[1].Value.ReflectionType;
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+ }
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+ else
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+ data.ElementType = p_info.PropertyType;
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+ }
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+
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+ continue;
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+ }
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+
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+ PropertyMetadata p_data = new PropertyMetadata ();
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+ p_data.Info = p_info;
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+ p_data.Type = p_info.PropertyType;
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+
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+ data.Properties.Add (p_info.Name, p_data);
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+ }
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+
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+ foreach (FieldInfo f_info in type.GetFields ()) {
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+ PropertyMetadata p_data = new PropertyMetadata ();
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+ p_data.Info = f_info;
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+ p_data.IsField = true;
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+ p_data.Type = f_info.FieldType;
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+
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+ data.Properties.Add (f_info.Name, p_data);
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+ }
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+
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+ lock (object_metadata_lock) {
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+ try {
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+ object_metadata.Add (type, data);
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+ } catch (ArgumentException) {
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+ return;
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+ }
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+ }
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+ }
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+
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+ private static void AddTypeProperties (Type type)
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+ {
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+ if (type_properties.ContainsKey (type))
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+ return;
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+
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+ IList<PropertyMetadata> props = new List<PropertyMetadata> ();
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+
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+ foreach (PropertyInfo p_info in type.GetProperties ()) {
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+ if (p_info.Name == "Item")
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+ continue;
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+
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+ PropertyMetadata p_data = new PropertyMetadata ();
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+ p_data.Info = p_info;
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+ p_data.IsField = false;
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+ props.Add (p_data);
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+ }
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+
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+ foreach (FieldInfo f_info in type.GetFields ()) {
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+ PropertyMetadata p_data = new PropertyMetadata ();
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+ p_data.Info = f_info;
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+ p_data.IsField = true;
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+
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+ props.Add (p_data);
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+ }
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+
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+ lock (type_properties_lock) {
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+ try {
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+ type_properties.Add (type, props);
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+ } catch (ArgumentException) {
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+ return;
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+ }
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+ }
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+ }
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+
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+ private static MethodInfo GetConvOp (Type t1, Type t2)
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+ {
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+ lock (conv_ops_lock) {
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+ if (! conv_ops.ContainsKey (t1))
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+ conv_ops.Add (t1, new Dictionary<Type, MethodInfo> ());
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+ }
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+
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+ if (conv_ops[t1].ContainsKey (t2))
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+ return conv_ops[t1][t2];
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+
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+ MethodInfo op = t1.GetMethod (
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+ "op_Implicit", new Type[] { t2 });
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+
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+ lock (conv_ops_lock) {
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+ try {
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+ conv_ops[t1].Add (t2, op);
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+ } catch (ArgumentException) {
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+ return conv_ops[t1][t2];
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+ }
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+ }
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+
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+ return op;
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+ }
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+
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+ private static object ReadValue (Type inst_type, JsonReader reader)
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+ {
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+ reader.Read ();
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+
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+ if (reader.Token == JsonToken.ArrayEnd)
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+ return null;
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+
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+ //ILRuntime doesn't support nullable valuetype
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+ Type underlying_type = inst_type;//Nullable.GetUnderlyingType(inst_type);
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+ Type value_type = inst_type;
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+
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+ if (reader.Token == JsonToken.Null) {
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+ if (inst_type.IsClass || underlying_type != null) {
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+ return null;
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+ }
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+
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+ throw new JsonException (String.Format (
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+ "Can't assign null to an instance of type {0}",
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+ inst_type));
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+ }
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+
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+ if (reader.Token == JsonToken.Double ||
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+ reader.Token == JsonToken.Int ||
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+ reader.Token == JsonToken.Long ||
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+ reader.Token == JsonToken.String ||
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+ reader.Token == JsonToken.Boolean) {
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+
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+ Type json_type = reader.Value.GetType();
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+ var vt = value_type is ILRuntime.Reflection.ILRuntimeWrapperType ? ((ILRuntime.Reflection.ILRuntimeWrapperType)value_type).CLRType.TypeForCLR : value_type;
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+
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+ if (vt.IsAssignableFrom(json_type))
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+ return reader.Value;
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+ if (vt is ILRuntime.Reflection.ILRuntimeType && ((ILRuntime.Reflection.ILRuntimeType)vt).ILType.IsEnum)
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+ {
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+ if (json_type == typeof(int) || json_type == typeof(long) || json_type == typeof(short) || json_type == typeof(byte))
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+ return reader.Value;
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+ }
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+ // If there's a custom importer that fits, use it
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+ if (custom_importers_table.ContainsKey (json_type) &&
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+ custom_importers_table[json_type].ContainsKey (
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+ vt)) {
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+
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+ ImporterFunc importer =
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+ custom_importers_table[json_type][vt];
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+
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+ return importer (reader.Value);
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+ }
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+
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+ // Maybe there's a base importer that works
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+ if (base_importers_table.ContainsKey (json_type) &&
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+ base_importers_table[json_type].ContainsKey (
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+ vt)) {
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+
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+ ImporterFunc importer =
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+ base_importers_table[json_type][vt];
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+
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+ return importer (reader.Value);
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+ }
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+
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+ // Maybe it's an enum
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+ if (vt.IsEnum)
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+ return Enum.ToObject (vt, reader.Value);
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+
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+ // Try using an implicit conversion operator
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+ MethodInfo conv_op = GetConvOp (vt, json_type);
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+
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+ if (conv_op != null)
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+ return conv_op.Invoke (null,
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+ new object[] { reader.Value });
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+
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+ // No luck
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+ throw new JsonException (String.Format (
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+ "Can't assign value '{0}' (type {1}) to type {2}",
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+ reader.Value, json_type, inst_type));
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+ }
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+
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+ object instance = null;
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+
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+ if (reader.Token == JsonToken.ArrayStart) {
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+
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+ AddArrayMetadata (inst_type);
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+ ArrayMetadata t_data = array_metadata[inst_type];
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+
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+ if (! t_data.IsArray && ! t_data.IsList)
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+ throw new JsonException (String.Format (
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+ "Type {0} can't act as an array",
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+ inst_type));
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+
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+ IList list;
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+ Type elem_type;
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+
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+ if (! t_data.IsArray) {
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+ list = (IList) Activator.CreateInstance (inst_type);
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+ elem_type = t_data.ElementType;
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+ } else {
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+ list = new ArrayList ();
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+ elem_type = inst_type.GetElementType ();
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+ }
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+
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+ while (true) {
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+ object item = ReadValue (elem_type, reader);
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+ if (item == null && reader.Token == JsonToken.ArrayEnd)
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+ break;
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+ var rt = elem_type is ILRuntime.Reflection.ILRuntimeWrapperType ? ((ILRuntime.Reflection.ILRuntimeWrapperType)elem_type).RealType : elem_type;
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+ item = rt.CheckCLRTypes(item);
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+ list.Add (item);
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+ }
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+
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+ if (t_data.IsArray) {
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+ int n = list.Count;
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+ instance = Array.CreateInstance (elem_type, n);
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+
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+ for (int i = 0; i < n; i++)
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+ ((Array) instance).SetValue (list[i], i);
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+ } else
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+ instance = list;
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+
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+ } else if (reader.Token == JsonToken.ObjectStart) {
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+ AddObjectMetadata (value_type);
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+ ObjectMetadata t_data = object_metadata[value_type];
|
|
|
+ if (value_type is ILRuntime.Reflection.ILRuntimeType)
|
|
|
+ instance = ((ILRuntime.Reflection.ILRuntimeType)value_type).ILType.Instantiate();
|
|
|
+ else
|
|
|
+ instance = Activator.CreateInstance(value_type);
|
|
|
+
|
|
|
+ while (true) {
|
|
|
+ reader.Read ();
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.ObjectEnd)
|
|
|
+ break;
|
|
|
+
|
|
|
+ string property = (string) reader.Value;
|
|
|
+
|
|
|
+ if (t_data.Properties.ContainsKey (property)) {
|
|
|
+ PropertyMetadata prop_data =
|
|
|
+ t_data.Properties[property];
|
|
|
+
|
|
|
+ if (prop_data.IsField) {
|
|
|
+ ((FieldInfo) prop_data.Info).SetValue (
|
|
|
+ instance, ReadValue (prop_data.Type, reader));
|
|
|
+ } else {
|
|
|
+ PropertyInfo p_info =
|
|
|
+ (PropertyInfo) prop_data.Info;
|
|
|
+
|
|
|
+ if (p_info.CanWrite)
|
|
|
+ p_info.SetValue (
|
|
|
+ instance,
|
|
|
+ ReadValue (prop_data.Type, reader),
|
|
|
+ null);
|
|
|
+ else
|
|
|
+ ReadValue (prop_data.Type, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ } else {
|
|
|
+ if (! t_data.IsDictionary) {
|
|
|
+
|
|
|
+ if (! reader.SkipNonMembers) {
|
|
|
+ throw new JsonException (String.Format (
|
|
|
+ "The type {0} doesn't have the " +
|
|
|
+ "property '{1}'",
|
|
|
+ inst_type, property));
|
|
|
+ } else {
|
|
|
+ ReadSkip (reader);
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ var rt = t_data.ElementType is ILRuntime.Reflection.ILRuntimeWrapperType ? ((ILRuntime.Reflection.ILRuntimeWrapperType)t_data.ElementType).RealType : t_data.ElementType;
|
|
|
+ ((IDictionary) instance).Add (
|
|
|
+ property, rt.CheckCLRTypes(ReadValue (
|
|
|
+ t_data.ElementType, reader)));
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ private static IJsonWrapper ReadValue (WrapperFactory factory,
|
|
|
+ JsonReader reader)
|
|
|
+ {
|
|
|
+ reader.Read ();
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.ArrayEnd ||
|
|
|
+ reader.Token == JsonToken.Null)
|
|
|
+ return null;
|
|
|
+
|
|
|
+ IJsonWrapper instance = factory ();
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.String) {
|
|
|
+ instance.SetString ((string) reader.Value);
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.Double) {
|
|
|
+ instance.SetDouble ((double) reader.Value);
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.Int) {
|
|
|
+ instance.SetInt ((int) reader.Value);
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.Long) {
|
|
|
+ instance.SetLong ((long) reader.Value);
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.Boolean) {
|
|
|
+ instance.SetBoolean ((bool) reader.Value);
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.ArrayStart) {
|
|
|
+ instance.SetJsonType (JsonType.Array);
|
|
|
+
|
|
|
+ while (true) {
|
|
|
+ IJsonWrapper item = ReadValue (factory, reader);
|
|
|
+ if (item == null && reader.Token == JsonToken.ArrayEnd)
|
|
|
+ break;
|
|
|
+
|
|
|
+ ((IList) instance).Add (item);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (reader.Token == JsonToken.ObjectStart) {
|
|
|
+ instance.SetJsonType (JsonType.Object);
|
|
|
+
|
|
|
+ while (true) {
|
|
|
+ reader.Read ();
|
|
|
+
|
|
|
+ if (reader.Token == JsonToken.ObjectEnd)
|
|
|
+ break;
|
|
|
+
|
|
|
+ string property = (string) reader.Value;
|
|
|
+
|
|
|
+ ((IDictionary) instance)[property] = ReadValue (
|
|
|
+ factory, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ return instance;
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void ReadSkip (JsonReader reader)
|
|
|
+ {
|
|
|
+ ToWrapper (
|
|
|
+ delegate { return new JsonMockWrapper (); }, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void RegisterBaseExporters ()
|
|
|
+ {
|
|
|
+ base_exporters_table[typeof (byte)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToInt32 ((byte) obj));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (char)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToString ((char) obj));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (DateTime)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToString ((DateTime) obj,
|
|
|
+ datetime_format));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (decimal)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write ((decimal) obj);
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (sbyte)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToInt32 ((sbyte) obj));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (short)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToInt32 ((short) obj));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (ushort)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToInt32 ((ushort) obj));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (uint)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write (Convert.ToUInt64 ((uint) obj));
|
|
|
+ };
|
|
|
+
|
|
|
+ base_exporters_table[typeof (ulong)] =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ writer.Write ((ulong) obj);
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void RegisterBaseImporters ()
|
|
|
+ {
|
|
|
+ ImporterFunc importer;
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToByte ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (byte), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToUInt64 ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (ulong), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToSByte ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (sbyte), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToInt16 ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (short), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToInt64((int)input);
|
|
|
+ };
|
|
|
+ RegisterImporter(base_importers_table, typeof(int),
|
|
|
+ typeof(long), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToUInt16 ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (ushort), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToUInt32 ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (uint), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToSingle ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (float), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToDouble ((int) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (int),
|
|
|
+ typeof (double), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToDecimal ((double) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (double),
|
|
|
+ typeof (decimal), importer);
|
|
|
+
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToUInt32 ((long) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (long),
|
|
|
+ typeof (uint), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToChar ((string) input);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (string),
|
|
|
+ typeof (char), importer);
|
|
|
+
|
|
|
+ importer = delegate (object input) {
|
|
|
+ return Convert.ToDateTime ((string) input, datetime_format);
|
|
|
+ };
|
|
|
+ RegisterImporter (base_importers_table, typeof (string),
|
|
|
+ typeof (DateTime), importer);
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void RegisterImporter (
|
|
|
+ IDictionary<Type, IDictionary<Type, ImporterFunc>> table,
|
|
|
+ Type json_type, Type value_type, ImporterFunc importer)
|
|
|
+ {
|
|
|
+ if (! table.ContainsKey (json_type))
|
|
|
+ table.Add (json_type, new Dictionary<Type, ImporterFunc> ());
|
|
|
+
|
|
|
+ table[json_type][value_type] = importer;
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void WriteValue (object obj, JsonWriter writer,
|
|
|
+ bool writer_is_private,
|
|
|
+ int depth)
|
|
|
+ {
|
|
|
+ if (depth > max_nesting_depth)
|
|
|
+ throw new JsonException (
|
|
|
+ String.Format ("Max allowed object depth reached while " +
|
|
|
+ "trying to export from type {0}",
|
|
|
+ obj.GetType ()));
|
|
|
+
|
|
|
+ if (obj == null) {
|
|
|
+ writer.Write (null);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is IJsonWrapper) {
|
|
|
+ if (writer_is_private)
|
|
|
+ writer.TextWriter.Write (((IJsonWrapper) obj).ToJson ());
|
|
|
+ else
|
|
|
+ ((IJsonWrapper) obj).ToJson (writer);
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is String) {
|
|
|
+ writer.Write ((string) obj);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is Double) {
|
|
|
+ writer.Write ((double) obj);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is Int32) {
|
|
|
+ writer.Write ((int) obj);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is Boolean) {
|
|
|
+ writer.Write ((bool) obj);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is Int64) {
|
|
|
+ writer.Write ((long) obj);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is Array) {
|
|
|
+ writer.WriteArrayStart ();
|
|
|
+
|
|
|
+ foreach (object elem in (Array) obj)
|
|
|
+ WriteValue (elem, writer, writer_is_private, depth + 1);
|
|
|
+
|
|
|
+ writer.WriteArrayEnd ();
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is IList) {
|
|
|
+ writer.WriteArrayStart ();
|
|
|
+ foreach (object elem in (IList) obj)
|
|
|
+ WriteValue (elem, writer, writer_is_private, depth + 1);
|
|
|
+ writer.WriteArrayEnd ();
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj is IDictionary) {
|
|
|
+ writer.WriteObjectStart ();
|
|
|
+ foreach (DictionaryEntry entry in (IDictionary) obj) {
|
|
|
+ writer.WritePropertyName ((string) entry.Key);
|
|
|
+ WriteValue (entry.Value, writer, writer_is_private,
|
|
|
+ depth + 1);
|
|
|
+ }
|
|
|
+ writer.WriteObjectEnd ();
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ Type obj_type;
|
|
|
+ if (obj is ILRuntime.Runtime.Intepreter.ILTypeInstance)
|
|
|
+ {
|
|
|
+ obj_type = ((ILRuntime.Runtime.Intepreter.ILTypeInstance)obj).Type.ReflectionType;
|
|
|
+ }
|
|
|
+ else if(obj is ILRuntime.Runtime.Enviorment.CrossBindingAdaptorType)
|
|
|
+ {
|
|
|
+ obj_type = ((ILRuntime.Runtime.Enviorment.CrossBindingAdaptorType)obj).ILInstance.Type.ReflectionType;
|
|
|
+ }
|
|
|
+ else
|
|
|
+ obj_type = obj.GetType();
|
|
|
+
|
|
|
+ // See if there's a custom exporter for the object
|
|
|
+ if (custom_exporters_table.ContainsKey (obj_type)) {
|
|
|
+ ExporterFunc exporter = custom_exporters_table[obj_type];
|
|
|
+ exporter (obj, writer);
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // If not, maybe there's a base exporter
|
|
|
+ if (base_exporters_table.ContainsKey (obj_type)) {
|
|
|
+ ExporterFunc exporter = base_exporters_table[obj_type];
|
|
|
+ exporter (obj, writer);
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Last option, let's see if it's an enum
|
|
|
+ if (obj is Enum) {
|
|
|
+ Type e_type = Enum.GetUnderlyingType (obj_type);
|
|
|
+
|
|
|
+ if (e_type == typeof (long)
|
|
|
+ || e_type == typeof (uint)
|
|
|
+ || e_type == typeof (ulong))
|
|
|
+ writer.Write ((ulong) obj);
|
|
|
+ else
|
|
|
+ writer.Write ((int) obj);
|
|
|
+
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Okay, so it looks like the input should be exported as an
|
|
|
+ // object
|
|
|
+ AddTypeProperties (obj_type);
|
|
|
+ IList<PropertyMetadata> props = type_properties[obj_type];
|
|
|
+
|
|
|
+ writer.WriteObjectStart ();
|
|
|
+ foreach (PropertyMetadata p_data in props) {
|
|
|
+ if (p_data.IsField) {
|
|
|
+ writer.WritePropertyName (p_data.Info.Name);
|
|
|
+ WriteValue (((FieldInfo) p_data.Info).GetValue (obj),
|
|
|
+ writer, writer_is_private, depth + 1);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ PropertyInfo p_info = (PropertyInfo) p_data.Info;
|
|
|
+
|
|
|
+ if (p_info.CanRead) {
|
|
|
+ writer.WritePropertyName (p_data.Info.Name);
|
|
|
+ WriteValue (p_info.GetValue (obj, null),
|
|
|
+ writer, writer_is_private, depth + 1);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ writer.WriteObjectEnd ();
|
|
|
+ }
|
|
|
+ #endregion
|
|
|
+
|
|
|
+
|
|
|
+ public static string ToJson (object obj)
|
|
|
+ {
|
|
|
+ lock (static_writer_lock) {
|
|
|
+ static_writer.Reset ();
|
|
|
+
|
|
|
+ WriteValue (obj, static_writer, true, 0);
|
|
|
+
|
|
|
+ return static_writer.ToString ();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void ToJson (object obj, JsonWriter writer)
|
|
|
+ {
|
|
|
+ WriteValue (obj, writer, false, 0);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static JsonData ToObject (JsonReader reader)
|
|
|
+ {
|
|
|
+ return (JsonData) ToWrapper (
|
|
|
+ delegate { return new JsonData (); }, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static JsonData ToObject (TextReader reader)
|
|
|
+ {
|
|
|
+ JsonReader json_reader = new JsonReader (reader);
|
|
|
+
|
|
|
+ return (JsonData) ToWrapper (
|
|
|
+ delegate { return new JsonData (); }, json_reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static JsonData ToObject (string json)
|
|
|
+ {
|
|
|
+ return (JsonData) ToWrapper (
|
|
|
+ delegate { return new JsonData (); }, json);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static T ToObject<T> (JsonReader reader)
|
|
|
+ {
|
|
|
+ return (T) ReadValue (typeof (T), reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static T ToObject<T> (TextReader reader)
|
|
|
+ {
|
|
|
+ JsonReader json_reader = new JsonReader (reader);
|
|
|
+
|
|
|
+ return (T) ReadValue (typeof (T), json_reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static T ToObject<T> (string json)
|
|
|
+ {
|
|
|
+ JsonReader reader = new JsonReader (json);
|
|
|
+
|
|
|
+ return (T) ReadValue (typeof (T), reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static object ToObject(Type type, string json)
|
|
|
+ {
|
|
|
+ JsonReader reader = new JsonReader(json);
|
|
|
+ return ReadValue(type, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static IJsonWrapper ToWrapper (WrapperFactory factory,
|
|
|
+ JsonReader reader)
|
|
|
+ {
|
|
|
+ return ReadValue (factory, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static IJsonWrapper ToWrapper (WrapperFactory factory,
|
|
|
+ string json)
|
|
|
+ {
|
|
|
+ JsonReader reader = new JsonReader (json);
|
|
|
+
|
|
|
+ return ReadValue (factory, reader);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void RegisterExporter<T> (ExporterFunc<T> exporter)
|
|
|
+ {
|
|
|
+ ExporterFunc exporter_wrapper =
|
|
|
+ delegate (object obj, JsonWriter writer) {
|
|
|
+ exporter ((T) obj, writer);
|
|
|
+ };
|
|
|
+
|
|
|
+ custom_exporters_table[typeof (T)] = exporter_wrapper;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void RegisterImporter<TJson, TValue> (
|
|
|
+ ImporterFunc<TJson, TValue> importer)
|
|
|
+ {
|
|
|
+ ImporterFunc importer_wrapper =
|
|
|
+ delegate (object input) {
|
|
|
+ return importer ((TJson) input);
|
|
|
+ };
|
|
|
+
|
|
|
+ RegisterImporter (custom_importers_table, typeof (TJson),
|
|
|
+ typeof (TValue), importer_wrapper);
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void UnregisterExporters ()
|
|
|
+ {
|
|
|
+ custom_exporters_table.Clear ();
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void UnregisterImporters ()
|
|
|
+ {
|
|
|
+ custom_importers_table.Clear ();
|
|
|
+ }
|
|
|
+
|
|
|
+ public unsafe static void RegisterILRuntimeCLRRedirection(ILRuntime.Runtime.Enviorment.AppDomain appdomain)
|
|
|
+ {
|
|
|
+ foreach(var i in typeof(JsonMapper).GetMethods())
|
|
|
+ {
|
|
|
+ if(i.Name == "ToObject" && i.IsGenericMethodDefinition)
|
|
|
+ {
|
|
|
+ var param = i.GetParameters();
|
|
|
+ if(param[0].ParameterType == typeof(string))
|
|
|
+ {
|
|
|
+ appdomain.RegisterCLRMethodRedirection(i, JsonToObject);
|
|
|
+ }
|
|
|
+ else if(param[0].ParameterType == typeof(JsonReader))
|
|
|
+ {
|
|
|
+ appdomain.RegisterCLRMethodRedirection(i, JsonToObject2);
|
|
|
+ }
|
|
|
+ else if (param[0].ParameterType == typeof(TextReader))
|
|
|
+ {
|
|
|
+ appdomain.RegisterCLRMethodRedirection(i, JsonToObject3);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ public unsafe static StackObject* JsonToObject(ILIntepreter intp, StackObject* esp, IList<object> mStack, CLRMethod method, bool isNewObj)
|
|
|
+ {
|
|
|
+ ILRuntime.Runtime.Enviorment.AppDomain __domain = intp.AppDomain;
|
|
|
+ StackObject* ptr_of_this_method;
|
|
|
+ StackObject* __ret = ILIntepreter.Minus(esp, 1);
|
|
|
+ ptr_of_this_method = ILIntepreter.Minus(esp, 1);
|
|
|
+ System.String json = (System.String)typeof(System.String).CheckCLRTypes(StackObject.ToObject(ptr_of_this_method, __domain, mStack));
|
|
|
+ intp.Free(ptr_of_this_method);
|
|
|
+ var type = method.GenericArguments[0].ReflectionType;
|
|
|
+ var result_of_this_method = ReadValue(type, new JsonReader(json));
|
|
|
+
|
|
|
+ return ILIntepreter.PushObject(__ret, mStack, result_of_this_method);
|
|
|
+ }
|
|
|
+
|
|
|
+ public unsafe static StackObject* JsonToObject2(ILIntepreter intp, StackObject* esp, IList<object> mStack, CLRMethod method, bool isNewObj)
|
|
|
+ {
|
|
|
+ ILRuntime.Runtime.Enviorment.AppDomain __domain = intp.AppDomain;
|
|
|
+ StackObject* ptr_of_this_method;
|
|
|
+ StackObject* __ret = ILIntepreter.Minus(esp, 1);
|
|
|
+ ptr_of_this_method = ILIntepreter.Minus(esp, 1);
|
|
|
+ JsonReader json = (JsonReader)typeof(JsonReader).CheckCLRTypes(StackObject.ToObject(ptr_of_this_method, __domain, mStack));
|
|
|
+ intp.Free(ptr_of_this_method);
|
|
|
+ var type = method.GenericArguments[0].ReflectionType;
|
|
|
+ var result_of_this_method = ReadValue(type, json);
|
|
|
+
|
|
|
+ return ILIntepreter.PushObject(__ret, mStack, result_of_this_method);
|
|
|
+ }
|
|
|
+
|
|
|
+ public unsafe static StackObject* JsonToObject3(ILIntepreter intp, StackObject* esp, IList<object> mStack, CLRMethod method, bool isNewObj)
|
|
|
+ {
|
|
|
+ ILRuntime.Runtime.Enviorment.AppDomain __domain = intp.AppDomain;
|
|
|
+ StackObject* ptr_of_this_method;
|
|
|
+ StackObject* __ret = ILIntepreter.Minus(esp, 1);
|
|
|
+ ptr_of_this_method = ILIntepreter.Minus(esp, 1);
|
|
|
+ TextReader json = (TextReader)typeof(TextReader).CheckCLRTypes(StackObject.ToObject(ptr_of_this_method, __domain, mStack));
|
|
|
+ intp.Free(ptr_of_this_method);
|
|
|
+ var type = method.GenericArguments[0].ReflectionType;
|
|
|
+ var result_of_this_method = ReadValue(type, new JsonReader(json));
|
|
|
+
|
|
|
+ return ILIntepreter.PushObject(__ret, mStack, result_of_this_method);
|
|
|
+ }
|
|
|
+ }
|
|
|
+}
|