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bob
2025-06-30 10:51:37 +08:00
commit 8e45469c83
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79
Fantasy/Fantays.Console/Runtime/Core/Pool/PoolHelper.cs Normal file
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using System;
using System.Reflection.Emit;
using Fantasy.Serialize;
#pragma warning disable CS8604 // Possible null reference argument.
namespace Fantasy.Pool
{
internal static class CreateInstance<T> where T : IPool
{
public static Func<T> Create { get; }
static CreateInstance()
{
var type = typeof(T);
var dynamicMethod = new DynamicMethod($"CreateInstance_{type.Name}", type, Type.EmptyTypes, true);
var il = dynamicMethod.GetILGenerator();
il.Emit(OpCodes.Newobj, type.GetConstructor(Type.EmptyTypes));
il.Emit(OpCodes.Ret);
Create = (Func<T>) dynamicMethod.CreateDelegate(typeof(Func<T>));
}
}
internal static class CreateInstance
{
public static Func<IPool> CreateIPool(Type type)
{
var dynamicMethod = new DynamicMethod($"CreateInstance_{type.Name}", type, Type.EmptyTypes, true);
var il = dynamicMethod.GetILGenerator();
il.Emit(OpCodes.Newobj, type.GetConstructor(Type.EmptyTypes));
il.Emit(OpCodes.Ret);
return (Func<IPool>)dynamicMethod.CreateDelegate(typeof(Func<IPool>));
}
public static Func<object> CreateObject(Type type)
{
var dynamicMethod = new DynamicMethod($"CreateInstance_{type.Name}", type, Type.EmptyTypes, true);
var il = dynamicMethod.GetILGenerator();
il.Emit(OpCodes.Newobj, type.GetConstructor(Type.EmptyTypes));
il.Emit(OpCodes.Ret);
return (Func<object>)dynamicMethod.CreateDelegate(typeof(Func<object>));
}
public static Func<AMessage> CreateMessage(Type type)
{
var dynamicMethod = new DynamicMethod($"CreateInstance_{type.Name}", type, Type.EmptyTypes, true);
var il = dynamicMethod.GetILGenerator();
il.Emit(OpCodes.Newobj, type.GetConstructor(Type.EmptyTypes));
il.Emit(OpCodes.Ret);
return (Func<AMessage>)dynamicMethod.CreateDelegate(typeof(Func<AMessage>));
}
}
// public static class CreateInstance
// {
// public static Func<IPool> Create(Type type)
// {
// var dynamicMethod = new DynamicMethod($"CreateInstance_{type.Name}", type, Type.EmptyTypes, true);
// var il = dynamicMethod.GetILGenerator();
// il.Emit(OpCodes.Newobj, type.GetConstructor(Type.EmptyTypes));
// il.Emit(OpCodes.Ret);
// return (Func<IPool>)dynamicMethod.CreateDelegate(typeof(Func<IPool>));
// }
// }
// /// <summary>
// /// 利用泛型的特性来减少反射的使用。
// /// </summary>
// /// <typeparam name="T"></typeparam>
// public static class PoolChecker<T> where T : new()
// {
// public static bool IsPool { get; }
//
// static PoolChecker()
// {
// IsPool = typeof(IPool).IsAssignableFrom(typeof(T));
// }
// }
}