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Why is Reflection Slow?

by matt warren

Why is Reflection slow?

Faster than Reflection: Delegates. Part 3.

by n.podbielski

If you want to optimize code, which is based on Reflection, delegates may be the thing you are looking for. In this part are explained generic methods and events.

Reflecting Within a Method Body

by Eric Lynch

Extends .NET reflection to decode the byte array returned by System.Reflection.MethodBody.GetILByteArray(), discusses the techniques to achieve this, and provides a brief primer on .NET reflection.

Reflection in C#: 4 Code Simple But Powerful Code Examples

by Dev Leader

In this article, I’ll provide you with 4 simple code examples illustrating how reflection works in C#.

Latest Articles

Reflection in C#: 4 Code Simple But Powerful Code Examples

by Dev Leader

In this article, I’ll provide you with 4 simple code examples illustrating how reflection works in C#.

Best Practices for a Visual Studio Report Generator

by JBartlau

This article provides an overview of Visual Studio's integration of combit's report generator List & Label.

Dynamic Load and Execution of Workflow Activities in C#

by Jaume González

Solution using reflection to dynamically load and execute C# code in a workflow context

Reflection with IDispatch-based COM objects

by Bill Menees

Use .NET's TypeToTypeInfoMarshaler to get a full .NET type with member information from an IDispatch-based COM object.

All Articles

Reflection

Why is Reflection Slow?

15 Dec 2016 by matt warren

Why is Reflection slow?

Reflection.Emit

Faster than Reflection: Delegates. Part 3.

6 Sep 2016 by n.podbielski

If you want to optimize code, which is based on Reflection, delegates may be the thing you are looking for. In this part are explained generic methods and events.

Reflecting Within a Method Body

15 May 2018 by Eric Lynch

Extends .NET reflection to decode the byte array returned by System.Reflection.MethodBody.GetILByteArray(), discusses the techniques to achieve this, and provides a brief primer on .NET reflection.

Reflection in C#: 4 Code Simple But Powerful Code Examples

1 Mar 2024 by Dev Leader

In this article, I’ll provide you with 4 simple code examples illustrating how reflection works in C#.

To tell if an assembly is compiled in debug or release mode in c#

4 Feb 2012 by Huisheng Chen

Using reflection to dynamically verify if an assembly is in debug or release compilation

Clear All Events Listeners of an Instance or Static Event

29 Sep 2021 by benji_dv

How to clear all events is quite simple. It needs a finger of reflection...

2 Feb 2012 by Dean Oliver

How we can harness the power of MEF and extend it by way of generics.

Entity Factory - Get Your ORM-less Freak On!

4 Nov 2021 by #realJSOP

A tool to generate model and viewmodel classes directly from your selected database

Simple Model/Entity Mapper in C#

2 Sep 2014 by DiponRoy

Let’s see how to make a simple model or Entity mapper using reflections in C#

So you enjoy writing boilerplate?

30 Jun 2016 by Simon Gulliver

Really? Then why is so much effort wasted writing boilerplate which can be more accurately and efficiently automated?

Mapping Properties to String Keys

1 Oct 2014 by Yuriy Magurdumov

PropertyMapper allows mapping object properties to string keys and accessing property values based on those string keys

Entity Framework DAL with Generic Seeding from JSON, Using Reflection

6 Mar 2017 by Michael Doleman

A simple DAL with an integrated, lightweight model for database seeding from a JSON source, using the code-first method in Entity Framework.

entity-framework

Invoking a method via reflection using parameter names?

5 Jun 2012 by VJ Reddy

It is possible to Invoke a method using named parameters as explained here http://msdn.microsoft.com/en-us/library/system.reflection.bindingflags.aspx[^]In one of the over loads of the Type.InvokeMember method we can pass an array of namedParameters as explained here...

Getting Console Output Within A Unit Test

3 Dec 2012 by Vasil Trifonov

Getting console output within a unit test

Calculating Optimistic Memory Footprint of Managed Object

17 Feb 2015 by PFalkowski

The way of calculating amount of memory occupied by some object in C#.NET

Alternative to Activator.CreateInstance

25 Jan 2012 by Dean Oliver

An alternative to Activator.CreateInstance

Reflection.Emit How to add new methods for an assembly currently loaded.

11 Apr 2012 by Sergey Alexandrovich Kryukov

One approach is using such an interesting thing as System.Reflection.Emit.DynamicMethod; please see:http://msdn.microsoft.com/en-us/library/system.reflection.emit.dynamicmethod.aspx[^].The idea is: you don't have to create methods which are counted as being declared in certain type. In...

Invoking a method via reflection using parameter names?

5 Jun 2012 by Manfred Rudolf Bihy

Yes this is possible. You will have to use the more elaborate method Type.InvokeMember[^].The page describing the BindingFlags[^] parameter of the Type.InvokeMember method has a quite elaborate example with different usage scenarios. Search the page for this string: Invoking a method with...

C# reflection GetValue from a field in generic base class

11 Jul 2012 by Sergey Alexandrovich Kryukov

Ah, finally I got it. Maybe an interesting problem, but not making much sense.Here is the thing: you are facing some limitation which is not 100% logically required. Your code sample looks convincing (not many people will really understand your explanation of it, it just so happens that I am...

Custom String to ValueType Converter

25 Jul 2014 by Kishor Deshpande

Methods which facilitate the conversion from string to value type

Grokking the CLI - Part 1: Meta Mayhem

15 Jun 2016 by Allen C. Copeland Jr

Grokking the CLI - Part 1: Meta Mayhem

Entity Framework: Separate Entity Class Mapping using Fluent API

6 Nov 2018 by MdAsifBd

Separate entity class mapping using Fluent API

entity-framework

Given a generic type, how do I get the generic type as a string

28 Feb 2012 by Marc Clifton

Sounds like a stupid question, but here's the problem.I have, say:IEnumerable t;obviously, typeof(t).FullName will give me:System.Collections.Generic.IEnumerable`1[[System.Data.DataRow, System.Data, Version=4.0.0.0, Culture=neutral,...

Given a generic type, how do I get the generic type as a string

29 Feb 2012 by Pete O'Hanlon

A rough and ready method (knocked together in a couple of minutes) would be to do this:public class TypeResolver{ public string EvaluateType(Type type) { StringBuilder retType = new StringBuilder(); if (type.IsGenericType) { string[] parentType =...

C# Reflection and arrays

8 May 2012 by Sergey Alexandrovich Kryukov

The most basic steps are:using System;using System.Reflection;//...class Sample { int[] array; // intentionally left private, to demonstrate the effect of Reflection} //class Sample//...Sample sample = new Sample(); // could do it using Reflection, via invocation of...

Exposing usable Type info from the EventArgs argument.

15 Aug 2012 by Sergey Alexandrovich Kryukov

The idea is very simple. You almost got it, should just think about it.The kind of late binding you use is of the level of plug-in (your "registered" DLL) and the plug-in architecture. You need to look at it as at the whole architecture, and it all will be clear to you. The think is: the...

What is the Fastest way to set/get using reflection?

22 Jan 2013 by Sergey Alexandrovich Kryukov

Ultimately, Reflection.Emit is the best way to go. If you found that it is unsuitable, you probably missed something. I don't know what exactly you are trying to achieve, so just some hints:You don't have to create a whole separate assembly with Emit. You may choose to create separate...

How to append a dll file to my project that use "reflection" in c#?

5 May 2015 by Sergey Alexandrovich Kryukov

"Append a DLL" is nothing but absurd. You can always load an assembly (assembly, not "DLL") using...

Why assembly class not run in c#?

7 May 2015 by Sascha Lefèvre

You need to provide the full path and file name to Assembly.LoadFrom(..)[^], e.g.:Assembly assembly = Assembly.LoadFrom(@"c:\test\MyAssembly.dll");But you only provided a path (or, if "plugin" is the name of the file, you have to append ".dll" or, unlikely but possible, ".exe").Edit...

Parameterize Schema Name in SSDT Database Project .dacpac file by using DacFx Public Model and System.Reflection

26 Feb 2016 by Pavel Sinkevich

How to programmatically change schema name in database project before deployment

How do I see if an instance is a tuple?

23 Jul 2019 by honey the codewitch

if (val.GetType().FullName.StartsWith("System.Tuple`")) System.Diagnostics.Debugger.Break(); This works, but it's dodgy. I'm looking for something having to do with the generic type definition, like with typeof(Tuple) but it doesn't work. I can't care how many arguments the tuple has. I...

How do I see if an instance is a tuple?

23 Jul 2019 by Richard Deeming

If you're using .NET 4.7.1 or later, you could test whether it implements the System.Runtime.CompilerServices.ITuple interface[^]: if (value is System.Runtime.CompilerServices.ITuple) This will also detect the new ValueTuple types. Otherwise, you'd need to get the generic type definition...

C# Reflection, Creating Instance from string

16 Feb 2012 by SilenthillpH

string formTypeFullName = string.Format("{0}.{1}", this.GetType().Namespace, typeName);Type type = Type.GetType(formTypeFullName, true);Form item = (Form)Activator.CreateInstance(type);item.ShowDialog();type name need full name like this -> HouseDataBase.TObjectForm

MethodInfo.Invoke Method 111

7 Mar 2012 by Dean Oliver

You invoke it like any other method through reflection. except that the returned value will be copied back into the parameter array so you can access it from the calling function. Eg;class Program { delegate int Run(int a, int b, out int sum); private static...

How can i know who call thw constructor

25 Mar 2012 by Sergey Alexandrovich Kryukov

The question has little to do with Reflection. This problem is solved using the classes System.Diagnostics.StackTrace and System.Diagnostics.StackFrame.Please...

Custom if statement using reflection

4 Apr 2012 by Clifford Nelson

This might be of some help: http://www.jarloo.com/c-formula-evaluator/[^]. It uses regular expressions to parse the text.

Custom String FormatWith using Reflection

9 Jul 2012 by Matt T Heffron

This is an alternative for "Custom String FormatWith using Reflection"

Problem with types from non-referenced assemblies

13 Jan 2013 by Sergey Alexandrovich Kryukov

First wrong point in the I can see in your code is this:if (t.GetInterfaces().Contains(typeof(IHeaderBarComponent))) ...Is your purpose selecting the type which implements IHeaderBarComponent?This is how it's done:System.Type headerBarComponentType =...

Getting method arguments inside a method

31 May 2013 by Zoltán Zörgő

Well, not exactly like that, see: http://kalpeshshirodker.wordpress.com/2007/08/06/functions-with-variable-parameters-in-c/[^] and this http://stackoverflow.com/questions/2062883/is-there-a-way-to-enumerate-passed-method-paramters[^] options.

How to call a method from a dll using Reflection

10 Jan 2014 by Karthik_Mahalingam

Try like this.. if (ti.Name == "Class2") { MethodInfo TestMethod1 = ti.GetMethod("TestMethod1"); MethodInfo TestMethod2 = ti.GetMethod("TestMethod2"); var instance = Activator.CreateInstance(ti); string value...

Reflection and loading property by name

13 Jan 2014 by #realJSOP

I have an entity framework model in a MVC app.The user will select a table by table name, and the table data will be retrieved for display in a grid.I've gotten this far. See the code comments for where I'm stuck. Now that I have the type, how do I do what I need to do?private void...

Get Calling Assembly from StackTrace

1 Jul 2014 by JIANGWilliam

This article introduces a handy way to get the calling Testing Assembly from a called Assembly

How to obtain the parameters of the previous method in the method called ?

20 Feb 2015 by PIEBALDconsult

That's a terrible idea. I could write Method_C and call Method_B from it. How can you expect Method_B to be able to use whatever parameters Method_C has? Or would you want to somehow detect whether or not Method_B was called from Method_A and throw an execption if it wasn't?Method_A...

C# Activator.CreateInstance() throws "cannot create abstract class" exception in static class

9 Mar 2015 by Sergey Alexandrovich Kryukov

What part of this error message can be unclear? Let's see…In first line, you use this function: https://msdn.microsoft.com/en-us/library/w3f99sx1%28v=vs.110%29.aspx[^].I have no idea why, but you were lucky enough to have this string recognized as some really existing type. But...

Grokking the CLI - Part 2: Meta Meanderings

16 Jun 2016 by Allen C. Copeland Jr

Grokking the CLI - Part 2: Meta Meanderings

How to identify a generic type at runtime?

21 Jul 2016 by Bernhard Hiller

Quote:and i need to pass body as parameter to another methodThat other method needs to be generic, too; or at least accept a type compatible with T. Otherwise, the encapsulation in the generic class does not make sense.

Call method using reflection with better performance

18 Aug 2017 by Mehdi Gholam

First don't use reflection unless you need it and you know what you are doing, so if your method counts is low use a switch statement: switch(comm.Method) { case "method1" : this.Method1(comm.Data); break; ...// and so on } You can also use a Dictionary with...

Get generic type name in java

19 Jun 2022 by Shmuel Zang

Due to type erasure, the compiler replaces the generic type (T) with its first bound (Object in our case). Therefore, when I tried to get the type of the defined generic field, I got Object (and not Person as I expected). So, it looks like it's...

Quick, Simple and Elegant way to convert C# data model to CSV

18 Aug 2019 by rohitsies

CSV file generator using simplistic approach

Change ReadOnly attribute on property doesn't work

9 Sep 2011 by Mehdi Gholam

The video property has an Editor defined on it, and that editor is responsible for the readonly checking, try removing it.

How to dynamically assign generic Type

1 Nov 2011 by Jephunneh Malazarte

Generic class:public class GenericEntityMapping{ public T Map(XmlNode xNode, T entityObject) { //FYI. //PropertyInfo[] entityProperties = typeof(T).GetProperties(); //foreach (PropertyInfo pInfo in entityProperties){...} //somewhere in...

How to dynamically assign generic Type

1 Nov 2011 by Sergey Alexandrovich Kryukov

For a type, being generic and begin static are not related. Both generic and non-generic types can be static or not static.—SA

How to dynamically assign generic Type

1 Nov 2011 by Jephunneh Malazarte

Hello SAKryukov,Thanks for the quick reply.I found the solution:MethodInfo method = typeof(GenericEntityMapping).GetMethod("Map");MethodInfo generic = method.MakeGenericMethod(Type.GetType(pInfo.PropertyType.FullName));object[] objParam = { node,...

Accessing a array wich seems to be no array O.o

7 Jan 2012 by Sergey Alexandrovich Kryukov

Your code is not quite clear to me, but providing a data structure that looks like an array for a user and is not an array in implementation is quite easy:internal struct Element {/*..*/} //or classclass ElementContainer { internal Element Add(Element element) {/*...*/ return...

Interfacing between assemblies without referencing

25 Jan 2012 by Sergey Alexandrovich Kryukov

It looks like what you need is the plug-in architecture.In this case, referencing of assembly is not an option. You can load an assembly during run-time using System.Reflection or you can compile assembly out of source code and load it. Behind the scene, this second option is actually...

Is it possible to get Attributes of the instance declared as property in another class from within the class of that property using reflection?

7 Feb 2012 by Sergey Alexandrovich Kryukov

First, let's look just at the title of this question. It looks you are missing something important.Let's look at all possible targets of the attributes. Please read this: http://msdn.microsoft.com/en-us/library/system.attributetargets.aspx[^].All those targets are classified into...

using linq to sql with reflection

1 Mar 2012 by Not Active

Generics are OK for some things but not for others. Trying to make a one size fits all application has been attempted without success many times. In this case, as you found out, it is not supported. The compiler needs some information upfront to build the proper IL and late binding doesn't...

How to get Refrence Dll Path Using Csharp?

9 Mar 2012 by Rohit Prakash Srivastava

I created a class library project and added X.dll and y.dll and I am building it. It creates Classlibrary.dll. This classlibrary.dll consists of X.dll and y.dll.Now I am creating a new Winforms application and adding ClassLibrary.dll as a reference. Now if I run the Winforms application I...

Custom if statement using reflection

4 Apr 2012 by ProEnggSoft

This Code Project articlemath / function / boolean /string expression evaluator[^]may also be helpful.

Reflection.Emit How to add new methods for an assembly currently loaded.

11 Apr 2012 by petBorromeo

Hi All,I am interested to know how to do the following with Reflection.Emit in C#.I have an assembly in my program already loaded and from it I can read all the classes and methods inside of it. However, I would like to add more methods in this current Assembly. I understand the...

C# Reflection and arrays

8 May 2012 by NiloPaim

I have a Windows Forms TreeGrid, populated via reflection applied on some bussiness classes I wrote. Each line of the TreeGrid shows my class' properties, along with a column where I can edit the valueof the property.My problems arise when I have "public xxx[]" on my class. I can populate...

How to override a virtual function or a virtual property dynamically？

19 Jun 2012 by Sergey Alexandrovich Kryukov

The term concept or virtual and overridden method/properly is related to a type (a class), not an instance of a class.Therefore, the question makes no sense and just demonstrates that you did not get how OOP works in principle, well, not just yet; you need to understand it thoroughly,...

Using reflection to invoke a window form from its DLL

31 Jul 2012 by Zoltán Zörgő

Of course you can. Start here: http://martfish.wordpress.com/2011/08/23/using-reflection-to-open-a-form-by-name/[^].But be aware that you need to add an extra interface (formal or not) to have communication between instantiating class and instantiated form - the argument passed to the...

How to call a method dynamically

30 Oct 2012 by Guirec

You can try something like:var t = Type.GetType("the full name of your class here");if (t != null){ // the type is present so your assembly is there var methodToCall = t.GetMethod("Name of the method to call"); // invocation var result =...

How to extract data dynamically from object using properties in XML

6 May 2013 by Sergey Alexandrovich Kryukov

Please see the methods System.Type.GetProperty: http://msdn.microsoft.com/en-us/library/system.type.aspx[^].However, you are getting into a solution which is pretty hard to implement in a universal way, and the performance is going to be low, because using reflection over and over is too...

Getting method arguments inside a method

31 May 2013 by PIEBALDconsult

You can dopublic void dosomething(params object[] args)but I wouldn't without really good reason.

Getting method arguments inside a method

31 May 2013 by Sergey Alexandrovich Kryukov

[After OP's clarification added to the question]After clarification, the problem started to resemble Service Contracts, as they are used in WFC. I think it can be a good food for...

PropertyInfo.SetValue not "sticking"

15 Jun 2013 by Ron Beyer

Ok... I found it...The problem was this line:internal static void ApplyResource(ref Control c, string fullControlName) { string resourceName = fullControlName + ".Text"; string value = c.Text; try { ...

Resolve types from plugins dynamically using reflection

15 Jul 2013 by Sergey Alexandrovich Kryukov

First of all, you should avoid doing it by any names, because it will require using string constants, which cannot be checked up by the compiler. This way, any solution using names will be really bad for maintenance.The really good option is to define "plug-in interfaces" and implement it by...

Loading Referenced DLLs from Memory

24 Oct 2013 by Trapper-Hell

Not the best way to do it, but since no one else provided any suggestions, here's what I did:1. The LoaderApp loads all the referenced assemblies in memory (as shown in the code snippet of the original question2. The loaded Assemblies are passed to a private method implemented in the...

How to get access Items.Clear() through reflection

7 Apr 2014 by BillWoodruff

See if this helps you get going. Put a ListBox, named 'listBox1, on a Form, add this method:// requiredusing System.Reflection;private void ClearListBox(){ Control theControl = listBox1; Type cType = theControl.GetType(); PropertyInfo[] cProps =...

Get one page Control Name and values from other page using Reflection

4 Nov 2014 by Sinisa Hajnal

The method DisplyDetails you provide is private and therefore available only to Page1If you want to call it from Page2, you should either make it public and instantiate page1 in page2 or make it static (but then you cannot use instance variables).I would suggest pulling the method out in...

Type load exception occured in Reflection in C#

2 Feb 2015 by Sergey Alexandrovich Kryukov

First of all, this is not the purpose of reflection to create some instance of some type using hard-coded type name. Getting a type from string is rarely used (by serialization, for example) and fairly often abused. But I can understand if you are doing some exercises, for understanding.None...

Is there is any problem occur due to exclude indexer from propertyinfo collection

7 Aug 2015 by Sergey Alexandrovich Kryukov

Yes, you can do it exactly this way: https://msdn.microsoft.com/en-us/library/system.reflection.propertyinfo.getindexparameters%28v=vs.110%29.aspx[^].This documentation tells you that it always returns the array, but its length can be zero, which happens if the property is not indexed.—SA

vb.net Reflection: build a runtime class with an array field

9 Oct 2015 by Sergey Alexandrovich Kryukov

This is not just System.Reflection, this would be System.Reflection.Emit. And if you really need to construct a class, not just DynamicMethod, you will need to create the whole assembly on the fly. You will have to learn it...

How to reset property accesors at runtime

15 Oct 2015 by BillWoodruff

"Dynamic Type Using Reflection.Emit" by Abhishek Sur [^].You can create new Objects of any Type at run-time using Reflection and the System.Reflection.Emit namespace; however this is a pain in the butt to do (not something I've had a requirement to do, so far), and computationally...

How Can I Get A Class Object From Its Name Stored In A String

16 Dec 2015 by F-ES Sitecore

When using GetType by name you need to give a fuller qualified name.GetType("MyNamespace.MyClass, MyAssembly")SoGetType("HR.Core.Employee, HR.Core")above I am assuming the Employee class is an assembly called HR.Core, but it might not be. Example the project properties of the...

C# select row of runtime known type

7 Mar 2016 by Sascha Lefèvre

Yes, you need to dynamically build an expression tree for that. But there already are some solutions for this which you could use:Build Lambda Expressions Dynamically[^]Dynamic Expresso[^]LINQ and Dynamic Predicate Construction at Runtime[^]Build Where Clause Dynamically in...

How do I get all assemblies in the solution

30 Mar 2016 by phil.o

You have to load the assembly you are trying to use reflection on:string path = @"..\..\ConsoleApplication11\bin\Debug\ConsoleApplication11.exe"; // Put the right path to the assembly you are trying to load hereAssembly consoleApp11 = Assembly.LoadFile(path);Assembly...

How to identify a generic type at runtime?

22 Jul 2016 by Philippe Mori

You should probably add the following function to your Envelope class:public abstract Type GetBodyType();And then implement it in the derived class Envelope:return typeof(T);Or maybe you need to reconsider the whole design... Are you trying to convert a pattern from another language?

Create a delegate from methodinfo

5 Sep 2016 by Richard Deeming

When you create a delegate pointing to an instance method, you have to provide the "Me" object which will be used when the delegate is invoked. Because you haven't done that, and you've specified False for the throwOnBindFailure parameter, your delegate instance will be set to Nothing.There...

Use a Local API to Protect Global Methods in a Distributed Environment

7 Feb 2017 by discompsys

An easy way to allow local objects with direct access to invoke methods on a class, but prevent them from being part of the public API, for remote invocation.

Create a delegate from methodinfo (2)

23 Mar 2017 by Richard Deeming

Based on some crude testing, I suspect the problem is actually the other way round: you can create the delegate when the method hasn't been overridden, and you can't create the delegate when the method has been overridden.Class Foo Protected Overridable Sub Click() ...

Reflection: how to bind 'click' event from one to another control at runtime.

10 Apr 2018 by #realJSOP

When I want to do something like that, I create a method that performs the desired action, and call it from both event handlers. No reflection or weird programming is required (or desired).

Reflection: how to bind 'click' event from one to another control at runtime.

10 Apr 2018 by Afzaal Ahmad Zeeshan

As mentioned in Solution 1, there are many other ways of doing this—most importantly, you can change the overall architecture of this too, make them click something else and then initiate the function on other two operations. That would be much simpler. In the reflection, you can work around...

Load usercontrol by reflection

5 Jul 2018 by Graeme_Grant

As recommended by johannesnestler, I like to use MEF[^] for apps like these. This is going to be a long answer but hang in there, it will be worth it... I've made a couple of examples for you so that you have an idea of how you could do it using MEF: 1. Console Solution - This demonstrates...

How get property value of nested classes using reflection

10 Jun 2020 by Richard Deeming

As shown, your DataEntries class doesn't have any properties, so there's nothing to drill down into. Assuming you actually have some properties in there: public class DataEntries { public class UserObjects { public string UserId...

Can you help me in kotlin?

8 Jul 2021 by Richard MacCutchan

I am not a kotlin expert, but ... crewCrewCrew.forEach { mammalFactCheck(it, Mammal::vertebraeCount) mammalFactCheck(it, Mammal::knownSpeciesCount) } ... appears to be a loop which iterates over the entries in the crewCrewCrew list...

Dynamic Load and Execution of Workflow Activities in C#

14 Jul 2022 by Jaume González

Solution using reflection to dynamically load and execute C# code in a workflow context

Geeting error when reflecting .class file from jar file which .class file is extending or implementing other class which class is present in dependency

30 Sep 2022 by Richard MacCutchan

Look at the error message: Exception in thread "main" java.lang.NoClassDefFoundError: javax/mail/Authenticator You need to find out why that class is not found. [edit] Probably because Authenticator (Java(TM) EE 7 Specification APIs)[^] is an...

How can I do that in C# with reflection?

22 Oct 2023 by Member 16121670

Hi, I know it's a bit late to answer this question, but you could use reflection to construct the generic method with something similar to this: //var typeO = objeto.GetType(); //here is the problem. The var typeO is not accepted. //var...

Get generic type name in java

19 Jun 2022 by Shmuel Zang

For getting a type's name in Java we call the getTypeName function on the type's class. For example, this line of code: System.out.println(String.class.getTypeName()); will print: java.lang.String But, when dealing with generic types, the...

How to estimate execution time of a method using Java Reflection?

6 Apr 2011 by Sergey Alexandrovich Kryukov

Strictly speaking, you cannot calculate execution of arbitrary code based on static analysis of this code. In general case, it is even impossible to say if this time is infinite or not (well known halting problem proven to be algorithmically undecidable). So, this is even theoretically...

Getting 'exception has been thrown by the target of an invocation' Exception while calling a WCF method using Reflection

15 May 2011 by Pong D. Panda

Take a look at this[^] and check if it will work on your side.

Getting 'exception has been thrown by the target of an invocation' Exception while calling a WCF method using Reflection

15 May 2011 by Mark Salsbery

When the exception gets thrown, drill down into the innerexception details - there's more info there!Either your service endpoint isn't using a BasicHttpBinding or your URL is wrong. I suspect the latter.Your code works fine for me.

How to call WCF service method using refelection in C#

16 May 2011 by Ramana Bellary

Hi, Can anyone tell me how to call a WCF service method by using Reflection in C#. I should not add WebReference or wcf service Dll at client side.Thanks & Regards,Ramana

WPF Assigning control Properties using reflection in c sharp

22 May 2011 by Sergey Alexandrovich Kryukov

There is no difference what type of the property you use.Your mistake is Convert. (This class haunts CodeProject inquirers. How infected everyone with this abusing this type?) You probably fail to understand that all types inherit from System.Object, which is a parameter type of...

Generic DropDown Control Using LINQ to SQL and Entities using Reflection

21 Aug 2011 by murtaza dhari

A generic dropdown control using LINQ to SQL and Entities using Reflection

Invoking a Generic Method With Parameters using Reflection

30 Aug 2011 by Ilka Guigova

Sample use of generics and type retrieval