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Home » reflection

Tag: reflection

How to specify generic type for method dynamically in context (without reflection if possible)

C# April 1, 2021

So is it possible to specify a generic type for a method dynamically in C#? I am not talking about using reflection, but with just C#. Example: internal class MyRepository { async Task<...

How to get a function’s MethodInfo from within the function?

C# April 1, 2021

Suppose there is a function GetEmployees: public static List GetEmployees(Dictionary depts, bool isFullTime) { // How do I get the MethodInfo of this “…

How to programmatically create a class library DLL using reflection?

C# March 17, 2021

Suppose my code possesses the knowledge about the metadata of a nonexistent class library “mytest.dll”, such as the types in this library, the functions of the types, the parameters and …

CreateDelegate() System.ArgumentException method signature mismatch

C# March 15, 2021

I’ve been trying to use reflection to compare objects whose type is not known at compile time, and rather than calling Invoke() every time I’m trying to use CreateDelegate(). I’ve gotten it working …

C++ static reflection TS: would it support assign/call by name?

C++ March 14, 2021

There is a C++ Technical Specification on static reflection (current PDF draft and cppreference page) which might move into C++23 or later. Would it be possible in the current draft (I understand …

Java Reflection Casting Method ReturnType

Java March 9, 2021

To give some background, I am creating a small dependency injector and running into problems casting method invocations back into their return types. A minimal example is: public class MinimalExample {…

IntelliJ/JDK 11: Cannot find symbol name() interface java.lang.annotation.Annotation

Java June 15, 2020

I have this simple code: String tableName = MyEntity.class.getAnnotation( javax.persistence.Table.class ).name(); But IntelliJ underlines the fact that the method name() does not exist Cannot …

How to resolve generic method ambiguity in C# reflection

C# May 26, 2020

I have two generic method overloads, that differ by the number of generic type parameters and argument type // Argument types public class Bar {} public class Bar {} // Generic …

JAVA reflection cast object to class given by name of a specific supertype

Java January 24, 2019

For example I’ve superclass Animal in a master package and sub-classes Dog and Cat in specific jars. All classes are JPA entities. public class Animal { } public class Dog extends Animal{ } public …

How to avoid NoClassDefFoundError thrown by unused code in Java

Java July 7, 2018

The project I am working on is an API to support two different platforms. At runtime only one of the two platforms will actually be available on the classpath. For the most part, I have been pretty …

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