Example #1
0
        /// <summary>
        /// 获取自定义属性的值。可用于ReflectionOnly加载的程序集
        /// </summary>
        /// <typeparam name="TAttribute"></typeparam>
        /// <typeparam name="TResult"></typeparam>
        /// <param name="target"></param>
        /// <param name="inherit">是否递归</param>
        /// <returns></returns>
        public static TResult GetCustomAttributeValue <TAttribute, TResult>(Type target, Boolean inherit)
        {
            IList <CustomAttributeData> list = CustomAttributeData.GetCustomAttributes(target);

            if (list != null && list.Count > 0)
            {
                foreach (CustomAttributeData item in list)
                {
                    if (!TypeX.Equal(typeof(TAttribute), item.Constructor.DeclaringType))
                    {
                        continue;
                    }

                    if (item.ConstructorArguments != null && item.ConstructorArguments.Count > 0)
                    {
                        return((TResult)item.ConstructorArguments[0].Value);
                    }
                }
            }
            if (inherit)
            {
                target = target.BaseType;
                if (target != null && target != typeof(Object))
                {
                    return(GetCustomAttributeValue <TAttribute, TResult>(target, inherit));
                }
            }

            return(default(TResult));
        }
Example #2
0
        /// <summary>
        ///
        /// </summary>
        public static void Test()
        {
            //XTrace.WriteLog("创建类型……");

            #region TypeX类型
            TypeX  type = TypeX.Create(typeof(FastTest));
            Object obj  = type.CreateInstance();
            Debug.Assert(obj != null, "创建实例出错!");

            obj = type.CreateInstance(123);
            Debug.Assert(obj != null, "创建实例出错!");

            //obj = type.CreateInstance("1234");
            //Debug.Assert(obj != null, "创建实例出错!");

            obj = type.CreateInstance(111, "aaa");
            Debug.Assert(obj != null, "创建实例出错!");

            //XTrace.WriteLog("创建值类型实例");
            type = TypeX.Create(typeof(ConsoleKeyInfo));
            obj  = type.CreateInstance();
            Debug.Assert(obj != null, "创建值类型实例出错!");

            //XTrace.WriteLog("创建数组类型实例");
            type = TypeX.Create(typeof(ConsoleKeyInfo[]));
            obj  = type.CreateInstance(5);
            Debug.Assert(obj != null, "创建数组类型实例出错!");
            #endregion

            #region 构造函数
            ConstructorInfoX ctr = ConstructorInfoX.Create(typeof(FastTest));
            obj = ctr.CreateInstance();
            Debug.Assert(obj != null, "创建实例出错!");

            ctr = ConstructorInfoX.Create(typeof(FastTest), new Type[] { typeof(Int32) });
            obj = ctr.CreateInstance(123);
            Debug.Assert(obj != null, "创建实例出错!");
            ctr = ConstructorInfoX.Create(typeof(FastTest), new Type[] { typeof(Int32), typeof(String) });
            obj = ctr.CreateInstance(111, "aaa");
            Debug.Assert(obj != null, "创建实例出错!");
            #endregion

            #region 字段
            FieldInfoX field = FieldInfoX.Create(typeof(FastTest), "_ID");
            (obj as FastTest).ID = 111;
            Int32 v = (Int32)field.GetValue(obj);
            Debug.Assert(v == 111, "字段取值出错!");
            field.SetValue(obj, 888);
            v = (Int32)field.GetValue(obj);
            Debug.Assert(v == 888, "字段赋值出错!");

            KeyValuePair <Int32, Int32> kv = new KeyValuePair <int, int>(123456, 222);
            field = FieldInfoX.Create(kv.GetType(), "Key");
            //field.SetValue(kv, 123456);
            v = (Int32)field.GetValue(kv);
            Debug.Assert(v == 123456, "字段取值出错!");

            field = FieldInfoX.Create(typeof(FastTest), "_Name");
            field.SetValue("动态赋值");
            String v2 = (String)field.GetValue();
            Debug.Assert(v2 == "动态赋值", "静态字段出错!");
            #endregion

            #region 属性
            PropertyInfoX p = typeof(FastTest).GetProperty("ID");

            v = (Int32)p.GetValue(obj);
            Debug.Assert(v == 888, "属性取值出错!");
            p.SetValue(obj, 999);
            v = (Int32)p.GetValue(obj);
            Debug.Assert(v == 999, "属性赋值出错!");

            p = PropertyInfoX.Create(typeof(FastTest), "Name");
            field.SetValue("属性动态赋值");
            v2 = (String)field.GetValue();
            Debug.Assert(v2 == "属性动态赋值", "静态字段出错!");
            #endregion

            #region 方法
            MethodInfoX method = MethodInfoX.Create(typeof(FastTest), "Test2");
            method.Invoke(obj);

            method = typeof(FastTest).GetMethod("GetFullName");
            Console.WriteLine(method.Invoke(null, 123, "abc"));
            #endregion
        }