System.Type.GetMethod(string, System.Reflection.BindingFlags, System.Reflection.Binder, System.Type[], System.Reflection.ParameterModifier[])

public static Expression Call_WriteFixUInt32WithRefPos(Expression value, Expression refb)
        {
            return Expression.Call(Par_Writer, typeof(BssomWriter).GetMethod(nameof(BssomWriter.WriteFixUInt32WithRefPos), instanceAndInternalFlag, null, new Type[] { value.Type, typeof(long) }, null), value, refb);
        }

public static Expression Call_Reader_ReadRaw64Ref(Expression remaining)
        {
            return Expression.Call(Par_Reader, typeof(BssomReader).GetMethod(nameof(BssomReader.ReadRaw64), instanceAndInternalFlag, null, new Type[] { typeof(int).MakeByRefType() }, null), remaining);
        }

public static Expression Call_WriteDateTime(Expression value)
        {
            return Expression.Call(Par_Writer, typeof(BssomWriter).GetMethod(nameof(BssomWriter.Write), instanceAndInternalFlag, null, new Type[] { typeof(DateTime), typeof(bool), typeof(bool) }, null), value, Field_SerializeOption_IsUseStandardDateTime, Expression.Constant(true));
        }

public static Expression Call_Read(string typeName)
        {
            return Expression.Call(Par_Reader, typeof(BssomReader).GetMethod("Read" + typeName, instanceAndInternalFlag, null, new Type[0], null));
        }

public static Expression Call_Write(Expression value)
        {
            return Expression.Call(Par_Writer, typeof(BssomWriter).GetMethod(nameof(BssomWriter.Write), instanceAndInternalFlag, null, new Type[] { value.Type }, null), value);
        }

internal static MethodInfo GetInstanceMethod(Type declaringType, string name, Type[] types)
        {
            if(types == null) types = EmptyTypes;
#if PORTABLE || COREFX
            MethodInfo method = declaringType.GetMethod(name, types);
            if (method != null && method.IsStatic) method = null;
            return method;
#else
            return declaringType.GetMethod(name, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic,
                null, types, null);
#endif
        }

public override void RegisterCLRRedirection(ILRuntime.Runtime.Enviorment.AppDomain appdomain)
    {
        BindingFlags flag = BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly;
        MethodBase method;
        Type[] args;
        Type type = typeof(Quaternion);
        args = new Type[] { typeof(float), typeof(float), typeof(float), typeof(float) };
        method = type.GetConstructor(flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, NewQuaternion);

        args = new Type[] { typeof(Quaternion), typeof(Quaternion) };
        method = type.GetMethod("op_Multiply", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Multiply);

        args = new Type[] { typeof(Quaternion), typeof(Vector3) };
        method = type.GetMethod("op_Multiply", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Multiply2);

        args = new Type[] { typeof(Quaternion), typeof(Quaternion) };
        method = type.GetMethod("op_Equality", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Equality);

        args = new Type[] { typeof(Quaternion), typeof(Quaternion) };
        method = type.GetMethod("op_Inequality", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Inequality);

        args = new Type[] { typeof(Quaternion), typeof(Quaternion) };
        method = type.GetMethod("Dot", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Dot);

        args = new Type[] { typeof(Quaternion), typeof(Quaternion) };
        method = type.GetMethod("Angle", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Angle);

        args = new Type[] { typeof(Vector3) };
        method = type.GetMethod("Euler", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Euler);

        args = new Type[] { typeof(float), typeof(float), typeof(float) };
        method = type.GetMethod("Euler", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Quaternion_Euler2);

        args = new Type[] { };
        method = type.GetMethod("get_eulerAngles", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_EulerAngle);

        args = new Type[] { };
        method = type.GetMethod("get_idenreplacedy", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Idenreplacedy);
    }

public override void RegisterCLRRedirection(ILRuntime.Runtime.Enviorment.AppDomain appdomain)
    {
        BindingFlags flag = BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly;
        MethodBase method;
        Type[] args;
        Type type = typeof(Vector2);
        args = new Type[] { typeof(float), typeof(float) };
        method = type.GetConstructor(flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, NewVector2);

        args = new Type[] { typeof(Vector2), typeof(Vector2) };
        method = type.GetMethod("op_Addition", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Add);

        args = new Type[] { typeof(Vector2), typeof(Vector2) };
        method = type.GetMethod("op_Subtraction", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Subtraction);

        args = new Type[] { typeof(Vector2), typeof(float) };
        method = type.GetMethod("op_Multiply", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Multiply);

        args = new Type[] { typeof(float), typeof(Vector2) };
        method = type.GetMethod("op_Multiply", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Multiply2);

        args = new Type[] { typeof(Vector2), typeof(float) };
        method = type.GetMethod("op_Division", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Division);

        args = new Type[] { typeof(Vector2) };
        method = type.GetMethod("op_UnaryNegation", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Negate);

        args = new Type[] { typeof(Vector2), typeof(Vector2) };
        method = type.GetMethod("op_Equality", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Equality);

        args = new Type[] { typeof(Vector2), typeof(Vector2) };
        method = type.GetMethod("op_Inequality", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Inequality);

        args = new Type[] { typeof(Vector2) };
        method = type.GetMethod("op_Implicit", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Implicit);

        args = new Type[] { typeof(Vector3) };
        method = type.GetMethod("op_Implicit", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Implicit2);

        args = new Type[] { typeof(Vector2), typeof(Vector2) };
        method = type.GetMethod("Dot", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Dot);

        args = new Type[] { typeof(Vector2), typeof(Vector2) };
        method = type.GetMethod("Distance", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector2_Distance);

        args = new Type[] { };
        method = type.GetMethod("get_magnitude", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Magnitude);

        args = new Type[] { };
        method = type.GetMethod("get_sqrMagnitude", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_SqrMagnitude);

        args = new Type[] { };
        method = type.GetMethod("get_normalized", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Normalized);

        args = new Type[] { };
        method = type.GetMethod("get_one", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_One);

        args = new Type[] { };
        method = type.GetMethod("get_zero", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Zero);
    }

public override void RegisterCLRRedirection(ILRuntime.Runtime.Enviorment.AppDomain appdomain)
    {
        BindingFlags flag = BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly;
        MethodBase method;
        Type[] args;
        Type type = typeof(Vector3);
        args = new Type[] { typeof(float), typeof(float), typeof(float) };
        method = type.GetConstructor(flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, NewVector3);

        args = new Type[] { typeof(float), typeof(float) };
        method = type.GetConstructor(flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, NewVector3_2);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("op_Addition", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Add);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("op_Subtraction", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Subtraction);

        args = new Type[] { typeof(Vector3), typeof(float) };
        method = type.GetMethod("op_Multiply", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Multiply);

        args = new Type[] { typeof(float), typeof(Vector3) };
        method = type.GetMethod("op_Multiply", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Multiply2);

        args = new Type[] { typeof(Vector3), typeof(float) };
        method = type.GetMethod("op_Division", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Division);

        args = new Type[] { typeof(Vector3) };
        method = type.GetMethod("op_UnaryNegation", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Negate);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("op_Equality", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Equality);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("op_Inequality", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Inequality);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("Dot", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Dot);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("Cross", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Cross);

        args = new Type[] { typeof(Vector3), typeof(Vector3) };
        method = type.GetMethod("Distance", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Vector3_Distance);

        args = new Type[] { };
        method = type.GetMethod("get_magnitude", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Magnitude);

        args = new Type[] { };
        method = type.GetMethod("get_sqrMagnitude", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_SqrMagnitude);

        args = new Type[] { };
        method = type.GetMethod("get_normalized", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Normalized);

        args = new Type[] { };
        method = type.GetMethod("get_one", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_One);

        args = new Type[] { };
        method = type.GetMethod("get_zero", flag, null, args, null);
        appdomain.RegisterCLRMethodRedirection(method, Get_Zero);
    }

public static ParseableSerializer TryCreate(Type type, TypeModel model)
        {
            if (type == null) throw new ArgumentNullException("type");
#if WINRT || PORTABLE || COREFX || PROFILE259
			MethodInfo method = null;

#if WINRT || COREFX || PROFILE259
			foreach (MethodInfo tmp in type.GetTypeInfo().GetDeclaredMethods("Parse"))
#else
            foreach (MethodInfo tmp in type.GetMethods(BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly))
#endif
            {
                ParameterInfo[] p;
                if (tmp.Name == "Parse" && tmp.IsPublic && tmp.IsStatic && tmp.DeclaringType == type && (p = tmp.GetParameters()) != null && p.Length == 1 && p[0].ParameterType == typeof(string))
                {
                    method = tmp;
                    break;
                }
            }
#else
            MethodInfo method = type.GetMethod("Parse",
                BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly,
                null, new Type[] { model.MapType(typeof(string)) }, null);
#endif
            if (method != null && method.ReturnType == type)
            {
                if (Helpers.IsValueType(type))
                {
                    MethodInfo toString = GetCustomToString(type);
                    if (toString == null || toString.ReturnType != model.MapType(typeof(string))) return null; // need custom ToString, fools
                }
                return new ParseableSerializer(method);
            }
            return null;
        }

internal static MethodInfo GetStaticMethod(Type declaringType, string name, Type[] parameterTypes)
        {
#if PORTABLE
            foreach (MethodInfo method in declaringType.GetMethods(BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic))
            {
                if (method.Name == name && IsMatch(method.GetParameters(), parameterTypes)) return method;
            }
            return null;
#else
            return declaringType.GetMethod(name, BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic, null, parameterTypes, null);
#endif
        }

public static object To(this object value,Type tp)
        {
            if (value == null) return null;

            if (tp.IsGenericType)
            {
                tp = tp.GetGenericArguments()[0];
            }
            if (tp.Name.ToLower() == "string")
            {
                return value;
            }
            var TryParse = tp.GetMethod("TryParse", BindingFlags.Public | BindingFlags.Static, Type.DefaultBinder,
                                            new Type[] { typeof(string), tp.MakeByRefType() },
                                            new ParameterModifier[] { new ParameterModifier(2) });
            var parameters = new object[] { value, Activator.CreateInstance(tp) };
            bool success = (bool)TryParse.Invoke(null, parameters);
            if (success)
            {
                return parameters[1];
            }
            return null;
        }

public static T To<T>(this object value)
        {
            if (value == null) return default(T);
            Type tp = typeof(T);
            if (tp.IsGenericType)
            {
                tp = tp.GetGenericArguments()[0];
            }
            if (tp.Name.ToLower() == "string")
            {
                return (T)value;
            }
            var TryParse = tp.GetMethod("TryParse", BindingFlags.Public | BindingFlags.Static, Type.DefaultBinder,
                                            new Type[] { typeof(string), tp.MakeByRefType() },
                                            new ParameterModifier[] { new ParameterModifier(2) });
            var parameters = new object[] { value, Activator.CreateInstance(tp) };
            bool success = (bool)TryParse.Invoke(null, parameters);
            if (success)
            {
                return (T)parameters[1];
            }
            return default(T);
        }

public static object Invoke(this object instance,string methodName,Type[] argTypes,object[] args)
        {
            if (null == instance) return null;
            var type = instance.GetType();
            var key = type.FullName + methodName;
            var bindingFlags = BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static;
            if (!s_MethodInfoDic.ContainsKey(key))
            {
                s_MethodInfoDic.Add(key, type.GetMethod(methodName, bindingFlags, Type.DefaultBinder, argTypes, new ParameterModifier[] { new ParameterModifier(argTypes.Length) }));
            }
            return s_MethodInfoDic[key].Invoke(instance, args);
        }

private static Func<IntPtr, Type>? BuildGetTypeFromHandleFunc()
        {
            var method = typeof(Type).GetMethod("GetTypeFromHandleUnsafe", BindingFlags.Static | BindingFlags.NonPublic, null, new[] { typeof(IntPtr) }, null);
            if (method == null)
                return null;

            var param = Parameter(typeof(IntPtr));

            return Lambda<Func<IntPtr, Type>>(
                Call(method, param),
                param
            ).Compile();
        }

[TestCase(typeof(bool))]
        [TestCase(typeof(byte))]
        [TestCase(typeof(char))]
        [TestCase(typeof(short))]
        [TestCase(typeof(int))]
        [TestCase(typeof(long))]
        [TestCase(typeof(float))]
        [TestCase(typeof(double))]
        [TestCase(typeof(decimal))]
        [TestCase(typeof(Guid))]
        [TestCase(typeof(DateTime))]
        [TestCase(typeof(TimeSpan))]
        public void should_append_nullable(Type type)
        {
            typeof(LogEventTests).GetMethod(nameof(should_append_nullable), BindingFlags.Instance | BindingFlags.NonPublic, null, Type.EmptyTypes, null)
                                 .MakeGenericMethod(type)
                                 .Invoke(this, new object[0]);
        }

[TestCase(typeof(byte), "X4")]
        [TestCase(typeof(short), "X4")]
        [TestCase(typeof(int), "X")]
        [TestCase(typeof(long), "X")]
        [TestCase(typeof(float), "E")]
        [TestCase(typeof(double), "P3")]
        [TestCase(typeof(decimal), "E04")]
        [TestCase(typeof(Guid), "X")]
        [TestCase(typeof(DateTime), "yyyy-MM-dd")]
        [TestCase(typeof(TimeSpan), "g")]
        public void should_append_nullable_with_format(Type type, string format)
        {
            typeof(LogEventTests).GetMethod(nameof(should_append_nullable_with_format), BindingFlags.Instance | BindingFlags.NonPublic, null, new[] { typeof(string) }, null)
                                 .MakeGenericMethod(type)
                                 .Invoke(this, new object[] { format });
        }

private static Delegate GetSerializerFor([NotNull] Type type)
		{
			if (type == null) throw new ArgumentNullException("type");

			if (type == typeof(object))
			{ // return a generic serializer that will inspect the runtime type of the object
				return new Encoder<object>(FdbTuplePackers.SerializeObjectTo);
			}

			var typeArgs = new[] { typeof(TupleWriter).MakeByRefType(), type };
			var method = typeof(FdbTuplePackers).GetMethod("SerializeTo", BindingFlags.Static | BindingFlags.Public, null, typeArgs, null);
			if (method != null)
			{ // we have a direct serializer
				return method.CreateDelegate(typeof(Encoder<>).MakeGenericType(type));
			}

			// maybe if it is a tuple ?
			if (typeof(IFdbTuple).IsreplacedignableFrom(type))
			{
				method = typeof(FdbTuplePackers).GetMethod("SerializeTupleTo", BindingFlags.Static | BindingFlags.Public);
				if (method != null)
				{
					return method.MakeGenericMethod(type).CreateDelegate(typeof(Encoder<>).MakeGenericType(type));
				}
			}

			if (typeof(ITupleFormattable).IsreplacedignableFrom(type))
			{
				method = typeof(FdbTuplePackers).GetMethod("SerializeFormattableTo", BindingFlags.Static | BindingFlags.Public);
				if (method != null)
				{
					return method.CreateDelegate(typeof(Encoder<>).MakeGenericType(type));
				}
			}

			if (typeof(IFdbKey).IsreplacedignableFrom(type))
			{
				method = typeof(FdbTuplePackers).GetMethod("SerializeFdbKeyTo", BindingFlags.Static | BindingFlags.Public);
				if (method != null)
				{
					return method.CreateDelegate(typeof(Encoder<>).MakeGenericType(type));
				}
			}

			var nullableType = Nullable.GetUnderlyingType(type);
			if (nullableType != null)
			{ // nullable types can reuse the underlying type serializer
				method = typeof(FdbTuplePackers).GetMethod("SerializeNullableTo", BindingFlags.Static | BindingFlags.Public);
				if (method != null)
				{
					return method.MakeGenericMethod(nullableType).CreateDelegate(typeof(Encoder<>).MakeGenericType(type));
				}
			}

			// TODO: look for a static SerializeTo(BWB, T) method on the type itself ?

			// no luck..
			return null;
		}

public static MethodBase ResolveMethod(string replacedemblyName, string declaringTypeName, string methodName, BindingFlags bindingFlags, string typeArgumentList, params string[] paramTypes)
        {
            var containingreplacedembly = replacedembly.Load(new replacedemblyName(replacedemblyName));
            var declaringType = containingreplacedembly.GetType(declaringTypeName);

            if (declaringType.IsGenericType)
            {
                var typeArguments = typeArgumentList.Split(',');
                declaringType = declaringType.MakeGenericType(typeArguments.Select(Type.GetType).ToArray());
            }

            if (methodName == ".ctor")
            {
                var resolvedCtor = declaringType.GetConstructor(
                    bindingFlags,
                    null,
                    paramTypes.Select(Type.GetType).ToArray(),
                    null);

                if (resolvedCtor == null)
                {
                    throw new InvalidOperationException($"Failed to resolve ctor [{replacedemblyName}] {declaringType}({string.Join(',', paramTypes)})");
                }
                
                return resolvedCtor;
            }
            
            var resolvedMethod = declaringType.GetMethod(methodName,
                bindingFlags,
                null,
                paramTypes.Select(Type.GetType).ToArray(),
                null);

            if (resolvedMethod == null)
            {
                throw new InvalidOperationException($"Failed to resolve method [{replacedemblyName}] {declaringType}.{methodName}({string.Join(',', paramTypes)})");
            }
            
            return resolvedMethod;
        }

public static bool HaseMethod(this Type type, string fun)
        {
            if (type == null
                || fun == null)
                return false;
            return type.GetMethod(fun, BindingFlags.Instance | BindingFlags.IgnoreCase | BindingFlags.NonPublic | BindingFlags.Public, Type.DefaultBinder, Type.EmptyTypes, null) != null;
        }

public Gradient GradientField(GUIContent content, Gradient gradient)
	{
		if (content != null && content.text != null)
			EditorGUILayout.PrefixLabel(content);

		if (gradientField == null)
		{
			gradientField = typeof(EditorGUILayout).GetMethod(
				"GradientField",
				BindingFlags.NonPublic | BindingFlags.Static,
				null,
				new Type[] { typeof(string), typeof(Gradient), typeof(GUILayoutOption[]) },
				null
			);
		}

		gradient = (Gradient)gradientField.Invoke(null, new object[] {"", gradient, null});

		return gradient;
	}

protected override void GUIStart()
		{
			gradientField = typeof(EditorGUILayout).GetMethod(
				"GradientField",
				BindingFlags.NonPublic | BindingFlags.Static,
				null,
				new Type[] { typeof(string), typeof(Gradient), typeof(GUILayoutOption[]) },
				null
			);
		}

public static Gradient GradientField( Gradient value, params GUILayoutOption[] options )
		{
#if UNITY_2018_3_OR_NEWER
			return EditorGUILayout.GradientField( value, options );
#else
			MethodInfo method = EditorGUILayoutEx.Type.GetMethod( "GradientField", BindingFlags.NonPublic | BindingFlags.Static, null, new Type[] { typeof( Gradient ), typeof( GUILayoutOption[] ) }, null );
			return (Gradient)method.Invoke( Type, new object[]{ value, options} );
#endif
		}

public static Gradient GradientField( string label, Gradient value, params GUILayoutOption[] options )
		{
#if UNITY_2018_3_OR_NEWER
			return EditorGUILayout.GradientField( label, value, options );
#else
			MethodInfo method = EditorGUILayoutEx.Type.GetMethod( "GradientField", BindingFlags.NonPublic | BindingFlags.Static, null, new Type[] { typeof( string ), typeof( Gradient ), typeof( GUILayoutOption[] ) }, null );
			return (Gradient)method.Invoke( Type, new object[] { label, value, options } );
#endif
		}

public void Invoke(Exception ex, ExceptionInfo info)
            {
                try
                {
                    // BH: Uses reflection to find the best match based on the exception??

                    Type t = typeof(HandlerDelegator);
                    MethodInfo method = t.GetMethod("DoHandle", BindingFlags.Instance | BindingFlags.NonPublic, null, new Type[] { ex.GetType(), typeof(ExceptionInfo) }, null);

                    if (method != null)
                        method.Invoke(this, new object[] { ex, info });
                    else
                        DoHandle(ex, info);
                }
                catch (Exception x)
                {
                    Debug.WriteLine(x);
                }
            }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(DiscoveryClientListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(FloatArrayListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(IntArrayListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(LogWriter));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(NetworkConnectionListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(SessionManagerListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(ObjectElementListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(RoomManagerListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(UserPresenceManagerListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(PairingListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(PairMaker));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(SessionListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(StringArrayListener));
    return hasDerivedMethod;
  }

private bool SwigDerivedClreplacedHasMethod(string methodName, global::System.Type[] methodTypes) {
    global::System.Reflection.MethodInfo methodInfo = this.GetType().GetMethod(methodName, global::System.Reflection.BindingFlags.Public | global::System.Reflection.BindingFlags.NonPublic | global::System.Reflection.BindingFlags.Instance, null, methodTypes, null);
    bool hasDerivedMethod = methodInfo.DeclaringType.IsSubclreplacedOf(typeof(SyncListener));
    return hasDerivedMethod;
  }

public static MethodInfo GetPublicInstanceMethod(this Type type, string name, Type[] types)
        {
#if NETSTANDARD1_3 || NETCOREAPP1_0
            var method = type.GetMethod(name, types);
            return (method?.IsPublic == true && !method.IsStatic) ? method : null;
#else
            return type.GetMethod(name, BindingFlags.Instance | BindingFlags.Public, null, types, null);
#endif
        }

public static ParseableSerializer TryCreate(Type type, TypeModel model)
        {
            if (type == null) throw new ArgumentNullException("type");
#if PORTABLE || COREFX || PROFILE259
			MethodInfo method = null;

#if COREFX || PROFILE259
			foreach (MethodInfo tmp in type.GetTypeInfo().GetDeclaredMethods("Parse"))
#else
            foreach (MethodInfo tmp in type.GetMethods(BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly))
#endif
            {
                ParameterInfo[] p;
                if (tmp.Name == "Parse" && tmp.IsPublic && tmp.IsStatic && tmp.DeclaringType == type && (p = tmp.GetParameters()) != null && p.Length == 1 && p[0].ParameterType == typeof(string))
                {
                    method = tmp;
                    break;
                }
            }
#else
            MethodInfo method = type.GetMethod("Parse",
                BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly,
                null, new Type[] { model.MapType(typeof(string)) }, null);
#endif
            if (method != null && method.ReturnType == type)
            {
                if (Helpers.IsValueType(type))
                {
                    MethodInfo toString = GetCustomToString(type);
                    if (toString == null || toString.ReturnType != model.MapType(typeof(string))) return null; // need custom ToString, fools
                }
                return new ParseableSerializer(method);
            }
            return null;
        }

internal static MethodInfo GetInstanceMethod(Type declaringType, string name, Type[] types)
        {
            if (types == null) types = EmptyTypes;
#if PORTABLE || COREFX
            MethodInfo method = declaringType.GetMethod(name, types);
            if (method != null && method.IsStatic) method = null;
            return method;
#else
            return declaringType.GetMethod(name, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic,
                null, types, null);
#endif
        }

public static object InvokeMethod(object target, string name, params object[] args)
		{
#if NETSTANDARD1_3
			return target.GetType().GetTypeInfo().GetDeclaredMethod(name).Invoke(target, args);
#else
			return target.GetType().GetMethod(name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance, null, GetTypesArray(args), null).Invoke(target, args);
#endif
		}

public static object InvokeMethod(Type target, string name, params object[] args)
		{
#if NETSTANDARD1_3
			return target.GetTypeInfo().GetDeclaredMethod(name).Invoke(null, args);
#else
			return target.GetMethod(name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static, null, GetTypesArray(args), null).Invoke(null, args);
#endif
		}

public static object GetMethodResult(object container, string methodName, out bool exist)
        {
            exist = false;
            Type type = (container is Type ? (Type)container : container.GetType());
            MethodInfo method = type.GetMethod(methodName, BindingFlags.Static | BindingFlags.Instance |
                                                           BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.IgnoreCase,
                                                                          null, Type.EmptyTypes, new ParameterModifier[0]);
            object result = null;
            if (method != null)
            {
                exist = true;
                return method.Invoke(method.IsStatic ? null : container, null);
            }
            return result;
        }

private object GetFunctionResult()
        {
            //计算表达式的值
            object value = null;
            List<object> funcParams = new List<object>();
            List<Type>   funcParamsTypes = new List<Type>();
            foreach (IExpression exp in this.FunctionArgs)
            {
                object expValue = exp.GetValue();
                funcParams.Add(expValue);
                funcParamsTypes.Add(expValue == null ? typeof(object) : expValue.GetType());
            }

            string invokeMethod = this.Method.GetTextValue();
            if (this.Type == null)
            {
                //调用自定义函数
                UserDefinedFunction func;
                if (this.OwnerTemplate.UserDefinedFunctions.TryGetValue(invokeMethod, out func))
                {
                    value = func(funcParams.ToArray());
                }
            }
            else
            {
                //如果类型定义的是变量表达式则获取表达式的值,否则建立类型
                object container = this.Type.Value is VariableExpression ? this.Type.Value.GetValue() : Utility.CreateType(this.Type.Value.GetValue().ToString());

                if (container != null)
                {
                    System.Type type = container is System.Type ? (System.Type)container : container.GetType();
                    BindingFlags flags = BindingFlags.Static | BindingFlags.Public | BindingFlags.IgnoreCase;
                    if (!(container is System.Type)) flags |= BindingFlags.Instance;

                    MethodInfo method = type.GetMethod(invokeMethod, flags, null, funcParamsTypes.ToArray(), null);
                    if (method == null)
                    {
                        //获取所有同名的方法
                        MemberInfo[] methods = type.GetMember(invokeMethod, flags | BindingFlags.InvokeMethod);
                        foreach (MethodInfo m in methods)
                        {
                            ParameterInfo[] parameters = m.GetParameters();
                            if (parameters.Length == 1
                                && parameters[0].ParameterType.IsArray
                                && parameters[0].ParameterType.FullName == "System.Object[]")
                            {
                                //如果函数只有一个参数,并且是Object数组参数
                                try
                                {
                                    value = m.Invoke(container is System.Type ? null : container, new object[] { funcParams.ToArray() });
                                    //不出错.则退出查找
                                    break;
                                }
                                catch (TargetInvocationException e)
                                {
                                    throw new Exception(string.Format("在执行标签“{0}”的方法时出错", this.ToString()), e);
                                }
                                catch { }
                            }
                            else if (parameters.Length == funcParams.Count)
                            {
                                //尝试转换类型
                                List<object> paramValues = new List<object>();
                                for (var i = 0; i < parameters.Length; i++)
                                {
                                    object v = funcParams[i];
                                    if (parameters[i].ParameterType != funcParamsTypes[i] && v != null)
                                    {
                                        v = Utility.ConvertTo(funcParams[i].ToString(), parameters[i].ParameterType);
                                        if (v == null) break;   //转换失败则尝试下一个方法

                                        paramValues.Add(v);
                                    }
                                    else
                                    {
                                        paramValues.Add(v);
                                    }
                                }
                                if (paramValues.Count == parameters.Length)
                                {
                                    try
                                    {
                                        value = m.Invoke(container is System.Type ? null : container, paramValues.ToArray());
                                        //不出错.则退出查找
                                        break;
                                    }
                                    catch (TargetInvocationException e)
                                    {
                                        throw new Exception(string.Format("在执行标签“{0}”的方法时出错", this.ToString()), e);
                                    }
                                    catch { }
                                }
                                paramValues.Clear();
                            }
                        }
                    }
                    else
                    {
                        //执行方法
                        try
                        {
                            value = method.Invoke(container is System.Type ? null : container, funcParams.ToArray());
                        }
                        catch (TargetInvocationException e)
                        {
                            throw new Exception(string.Format("在执行标签“{0}”的方法时出错", this.ToString()), e);
                        }
                        catch
                        {
                            value = null;
                        }
                    }
                }
            }

            return value;
        }

public static object GetPropertyValue(object container, string propName, out bool exist)
        {
            exist = false;
            object value = null;
            if (container == null)
            {
                throw new ArgumentNullException("container");
            }
            if (string.IsNullOrEmpty(propName))
            {
                throw new ArgumentNullException("propName");
            }
            if (Utility.IsInteger(propName))
            {
                #region 索引值部分
                //属性名只为数字.则取数组索引
                int index = Utility.ConverToInt32(propName);
                if (container is IList)
                {
                    IList iList = (IList)container;
                    if (iList.Count > index)
                    {
                        exist = true;
                        value = iList[index];
                    }
                }
                else if (container is ICollection)
                {
                    ICollection ic = (ICollection)container;
                    if (ic.Count > index)
                    {
                        exist = true;
                        IEnumerator ie = ic.GetEnumerator();
                        int i = 0;
                        while (i++ <= index) { ie.MoveNext(); }
                        value = ie.Current;
                    }
                }
                else
                {
                    //判断是否含有索引属性
                    PropertyInfo item = container.GetType().GetProperty("Item", new Type[] { typeof(int) });
                    if (item != null)
                    {
                        try
                        {
                            value = item.GetValue(container, new object[] { index });
                            exist = true;
                        }
                        catch
                        {
                            exist = false;
                        }
                    }
                }
                #endregion
            }
            else
            {
                #region 字段/属性/键值
                //容器是类型.则查找静态属性或字段
                Type type = container is Type ? (Type)container : container.GetType();
                BindingFlags flags = BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.IgnoreCase;
                if (!(container is Type)) flags |= BindingFlags.Instance;

                //查找字段
                FieldInfo field = type.GetField(propName, flags);
                if (field != null)
                {
                    exist = true;
                    value = field.GetValue(container);
                }
                else
                {
                    //查找属性
                    PropertyInfo property = type.GetProperty(propName, flags, null, null, Type.EmptyTypes, new ParameterModifier[0]);
                    if (property != null)
                    {
                        exist = true;
                        value = property.GetValue(container, null);
                    }
                    else if (container is ICustomTypeDescriptor)
                    {
                        //已实现ICustomTypeDescriptor接口
                        ICustomTypeDescriptor ictd = (ICustomTypeDescriptor)container;
                        PropertyDescriptor descriptor = ictd.GetProperties().Find(propName, true);
                        if (descriptor != null)
                        {
                            exist = true;
                            value = descriptor.GetValue(container);
                        }
                    }
                    else if (container is IDictionary)
                    {
                        //是IDictionary集合
                        IDictionary idic = (IDictionary)container;
                        if (idic.Contains(propName))
                        {
                            exist = true;
                            value = idic[propName];
                        }
                    }
                    else if (container is NameObjectCollectionBase)
                    {
                        //是NameObjectCollectionBase派生对象
                        NameObjectCollectionBase nob = (NameObjectCollectionBase)container;

                        //调用私有方法
                        MethodInfo method = nob.GetType().GetMethod("BaseGet", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, new Type[] { typeof(string) }, new ParameterModifier[] { new ParameterModifier(1) });
                        if (method != null)
                        {
                            value = method.Invoke(container, new object[] { propName });
                            exist = value != null;
                        }
                    }
                    else
                    {
                        //判断是否含有索引属性
                        PropertyInfo item = type.GetProperty("Item", new Type[] { typeof(string) });
                        if (item != null)
                        {
                            try
                            {
                                value = item.GetValue(container, new object[] { propName });
                                exist = true;
                            }
                            catch
                            {
                                exist = false;
                            }
                        }
                    }
                }
                #endregion
            }
            return value;
        }

private static void Main(string[] args)
        {
            //// args[0] = AddInDomain replacedembly path
            //// args[1] = GUID
            //// args[2] = PID
            //// args[3] = AddInDomainSetup file
            //// args[4] = Redirect output or not

            if (args.Length < 4)
            {
                ProgramInternalLogger.Log(true, new ArgumentNullException("args"));

                Console.WriteLine(@"
args[0] = AddInDomain replacedembly path
args[1] = GUID
args[2] = PID
args[3] = AddInDomainSetup file
args[4] = Redirect output or not");

                return;
            }

            bool redirectOutput = false;

            bool.TryParse(args[4], out redirectOutput);

            try
            {
                ProgramInternalLogger.Log(redirectOutput, "AddInDomain is started");
                ProgramInternalLogger.Log(redirectOutput, Environment.CommandLine);

                Dictionary<replacedemblyName, string> resolveDict = new Dictionary<replacedemblyName, string>();
                resolveDict.Add(new replacedemblyName("$[AddInreplacedemblyName]"), args[0]);

                replacedemblyResolver resolver = new replacedemblyResolver(resolveDict);

                resolver.Mount();

                Type hostType = Type.GetType("$[AddInActivatorHostTypeName]");

                if (hostType != null)
                {
                    ProgramInternalLogger.Log(redirectOutput, "Succeeded: Type.GetType($[AddInActivatorHostTypeName])");
                }
                else
                {
                    ProgramInternalLogger.Log(redirectOutput, string.Format("Could not load AddInActivatorHost type $[AddInActivatorHostTypeName] by using resolver with $[AddInreplacedemblyName] mapped to {0}", args[0]));
                    throw new TypeLoadException(string.Format("Could not load AddInActivatorHost type $[AddInActivatorHostTypeName] by using resolver with $[AddInreplacedemblyName] mapped to {0}", args[0]));
                }

                MethodInfo methodInfo = hostType.GetMethod("Run", BindingFlags.Static | BindingFlags.Public, null, new Type[] { typeof(string[]) }, null);

                if (methodInfo != null)
                {
                    ProgramInternalLogger.Log(redirectOutput, "Succeeded: GetMethod on AddInActivatorHost");
                }
                else
                {
                    ProgramInternalLogger.Log(redirectOutput, "'Run' method on AddInActivatorHost was not found.");
                    throw new Exception("'Run' method on AddInActivatorHost was not found.");
                }

                ProgramInternalLogger.Log(redirectOutput, "Begin Invoke AddInActivatorHost method.");

                methodInfo.Invoke(null, new object[] { args });
            }
            catch (Exception e)
            {
                ProgramInternalLogger.Log(redirectOutput, string.Format("Summary: Failed to launch AddInActivatorHost:\r\n{0}", e.ToString()));
            }
        }

private static string ServerMapPath(string path)
        {
            if (s_hostingEnvironmentType == null)
                return path;

            MethodInfo mapPath = s_hostingEnvironmentType.GetMethod("MapPath", BindingFlags.Public | BindingFlags.Static, null, new Type[] { typeof(string) }, null);
            if (mapPath == null)
                return path;

            return (string)mapPath.Invoke(null, new object[] { path });
        }

public static MethodInfo GetPublicInstanceMethod(this Type type, string name, Type[] types)
		{
			return type.GetMethod(name, BindingFlags.Instance | BindingFlags.Public, null, types, null);
		}