QingGangLongGu/Library/PackageCache/com.autodesk.fbx@4.1.2/Tests/Editor/UnitTests/Invoker.cs

// ***********************************************************************
// Copyright (c) 2017 Unity Technologies. All rights reserved.
//
// Licensed under the ##LICENSENAME##.
// See LICENSE.md file in the project root for full license information.
// ***********************************************************************

namespace Autodesk.Fbx.UnitTests
{
    internal static class Invoker
    {
        /**
         * Invoke a constructor taking zero arguments.
         */
        public static U InvokeConstructor<U>(System.Reflection.ConstructorInfo constructor) {
            try {
                return (U)(constructor.Invoke(new object[]{}));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a constructor taking a single arguments.
         */
        public static U InvokeConstructor<U>(System.Reflection.ConstructorInfo constructor, object arg) {
            try {
                return (U)(constructor.Invoke(new object[]{ arg }));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a zero-argument instance method.
         */
        public static U Invoke<U>(System.Reflection.MethodInfo method, object instance) {
            try {
                return (U)(method.Invoke(instance, null));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a single-argument instance method.
         */
        public static U Invoke<U>(System.Reflection.MethodInfo method, object instance, object arg) {
            try {
                return (U)(method.Invoke(instance, new object [] { arg }));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a two-argument instance method.
         */
        public static U Invoke<U>(System.Reflection.MethodInfo method, object instance, object arg1, object arg2) {
            try {
                return (U)(method.Invoke(instance, new object [] { arg1, arg2 }));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a single-argument instance method with no return value.
         */
        public static void Invoke(System.Reflection.MethodInfo method, object instance, object arg)
        {
            try
            {
                method.Invoke(instance, new object[] { arg });
            }
            catch (System.Reflection.TargetInvocationException xcp)
            {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a two-argument instance method with no return value.
         */
        public static void Invoke(System.Reflection.MethodInfo method, object instance, object arg1, object arg2)
        {
            try
            {
                method.Invoke(instance, new object[] { arg1, arg2 });
            }
            catch (System.Reflection.TargetInvocationException xcp)
            {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a single-argument static method.
         */
        public static U InvokeStatic<U>(System.Reflection.MethodInfo method, object arg) {
            try {
                return (U)(method.Invoke(null, new object[] { arg } ));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }

        /**
         * Invoke a two-argument static method.
         */
        public static U InvokeStatic<U>(System.Reflection.MethodInfo method, object arg1, object arg2) {
            try {
                return (U)(method.Invoke(null, new object [] { arg1, arg2 }));
            } catch(System.Reflection.TargetInvocationException xcp) {
                throw xcp.GetBaseException();
            }
        }
    }
}