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#if __IOS__ || __ANDROID__ || WINDOWS_UWP || __MOBILE__
// When Linking "SDK and User Assemblies" in Xamarin you can copy this class to your project and call `JsAot.Run()` on Startup
// Alternative solution is to add 'ServiceStack.Text' to your "Skip linking assemblies" list which should contain:
// ServiceStack.Text;ServiceStack.Client;{Your}.ServiceModel
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;
using ServiceStack.Text;
using ServiceStack.Text.Common;
using Xamarin.Forms.Internals;
namespace ServiceStack
{
public static class JsAot
{
[Preserve]
public static void Init() {}
/// <summary>
/// Provide hint to IOS AOT compiler to pre-compile generic classes for all your DTOs.
/// Just needs to be called once in a static constructor.
/// </summary>
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
public static void Run()
{
try
{
RegisterForAot();
}
catch (Exception ex)
{
Console.WriteLine(ex);
throw;
}
}
[Preserve(AllMembers = true)]
internal class Poco
{
public string Dummy { get; set; }
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
internal static void RegisterForAot()
{
RegisterTypeForAot<Poco>();
RegisterElement<Poco, string>();
RegisterElement<Poco, bool>();
RegisterElement<Poco, char>();
RegisterElement<Poco, byte>();
RegisterElement<Poco, sbyte>();
RegisterElement<Poco, short>();
RegisterElement<Poco, ushort>();
RegisterElement<Poco, int>();
RegisterElement<Poco, uint>();
RegisterElement<Poco, long>();
RegisterElement<Poco, ulong>();
RegisterElement<Poco, float>();
RegisterElement<Poco, double>();
RegisterElement<Poco, decimal>();
RegisterElement<Poco, bool?>();
RegisterElement<Poco, char?>();
RegisterElement<Poco, byte?>();
RegisterElement<Poco, sbyte?>();
RegisterElement<Poco, short?>();
RegisterElement<Poco, ushort?>();
RegisterElement<Poco, int?>();
RegisterElement<Poco, uint?>();
RegisterElement<Poco, long?>();
RegisterElement<Poco, ulong?>();
RegisterElement<Poco, float?>();
RegisterElement<Poco, double?>();
RegisterElement<Poco, decimal?>();
RegisterElement<Poco, JsonValue>();
RegisterTypeForAot<DayOfWeek>(); // used by DateTime
// register built in structs
RegisterTypeForAot<Guid>();
RegisterTypeForAot<TimeSpan>();
RegisterTypeForAot<DateTime>();
RegisterTypeForAot<DateTimeOffset>();
RegisterTypeForAot<Guid?>();
RegisterTypeForAot<TimeSpan?>();
RegisterTypeForAot<DateTime?>();
RegisterTypeForAot<DateTimeOffset?>();
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
public static void RegisterTypeForAot<T>()
{
AotConfig.RegisterSerializers<T>();
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
public static void RegisterElement<T, TElement>()
{
AotConfig.RegisterSerializers<TElement>();
AotConfig.RegisterElement<T, TElement, Text.Json.JsonTypeSerializer>();
AotConfig.RegisterElement<T, TElement, Text.Jsv.JsvTypeSerializer>();
}
[Preserve(AllMembers = true)]
internal class AotConfig
{
internal static JsReader<Text.Json.JsonTypeSerializer> jsonReader;
internal static JsWriter<Text.Json.JsonTypeSerializer> jsonWriter;
internal static JsReader<Text.Jsv.JsvTypeSerializer> jsvReader;
internal static JsWriter<Text.Jsv.JsvTypeSerializer> jsvWriter;
internal static Text.Json.JsonTypeSerializer jsonSerializer;
internal static Text.Jsv.JsvTypeSerializer jsvSerializer;
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
static AotConfig()
{
jsonSerializer = new Text.Json.JsonTypeSerializer();
jsvSerializer = new Text.Jsv.JsvTypeSerializer();
jsonReader = new JsReader<Text.Json.JsonTypeSerializer>();
jsonWriter = new JsWriter<Text.Json.JsonTypeSerializer>();
jsvReader = new JsReader<Text.Jsv.JsvTypeSerializer>();
jsvWriter = new JsWriter<Text.Jsv.JsvTypeSerializer>();
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
internal static void RegisterSerializers<T>()
{
Register<T, Text.Json.JsonTypeSerializer>();
jsonSerializer.GetParseFn<T>();
jsonSerializer.GetWriteFn<T>();
jsonReader.GetParseFn<T>();
jsonWriter.GetWriteFn<T>();
Register<T, Text.Jsv.JsvTypeSerializer>();
jsvSerializer.GetParseFn<T>();
jsvSerializer.GetWriteFn<T>();
jsvReader.GetParseFn<T>();
jsvWriter.GetWriteFn<T>();
CsvSerializer.InitAot<T>();
QueryStringWriter<T>.WriteFn();
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
public static ParseStringDelegate GetParseFn(Type type)
{
var parseFn = Text.Json.JsonTypeSerializer.Instance.GetParseFn(type);
return parseFn;
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
internal static void Register<T, TSerializer>() where TSerializer : ITypeSerializer
{
Text.Json.JsonReader.InitAot<T>();
Text.Json.JsonWriter.InitAot<T>();
Text.Jsv.JsvReader.InitAot<T>();
Text.Jsv.JsvWriter.InitAot<T>();
var hold = new object[]
{
new List<T>(),
new T[0],
new Dictionary<string, string>(),
new Dictionary<string, T>(),
new HashSet<T>(),
};
JsConfig<T>.ExcludeTypeInfo = false;
var r1 = JsConfig<T>.OnDeserializedFn;
var r2 = JsConfig<T>.HasDeserializeFn;
var r3 = JsConfig<T>.SerializeFn;
var r4 = JsConfig<T>.DeSerializeFn;
var r5 = TypeConfig<T>.Properties;
JsReader<TSerializer>.InitAot<T>();
JsWriter<TSerializer>.InitAot<T>();
}
[Preserve]
[MethodImpl(MethodImplOptions.NoInlining | MethodImplOptions.NoOptimization)]
internal static void RegisterElement<T, TElement, TSerializer>() where TSerializer : ITypeSerializer
{
DeserializeDictionary<TSerializer>.ParseDictionary<T, TElement>(null, null, null, null);
DeserializeDictionary<TSerializer>.ParseDictionary<TElement, T>(null, null, null, null);
ToStringDictionaryMethods<T, TElement, TSerializer>.WriteIDictionary(null, null, null, null);
ToStringDictionaryMethods<TElement, T, TSerializer>.WriteIDictionary(null, null, null, null);
// Include List deserialisations from the Register<> method above. This solves issue where List<Guid> properties on responses deserialise to null.
// No idea why this is happening because there is no visible exception raised. Suspect IOS is swallowing an AOT exception somewhere.
DeserializeArrayWithElements<TElement, TSerializer>.ParseGenericArray(null, null);
DeserializeListWithElements<TElement, TSerializer>.ParseGenericList(null, null, null);
// Cannot use the line below for some unknown reason - when trying to compile to run on device, mtouch bombs during native code compile.
// Something about this line or its inner workings is offensive to mtouch. Luckily this was not needed for my List<Guide> issue.
// DeserializeCollection<JsonTypeSerializer>.ParseCollection<TElement>(null, null, null);
TranslateListWithElements<TElement>.LateBoundTranslateToGenericICollection(null, typeof(List<TElement>));
TranslateListWithConvertibleElements<TElement, TElement>.LateBoundTranslateToGenericICollection(null, typeof(List<TElement>));
}
}
}
}
#endif