Questions tagged [reflection]

Reflection is the process by which a program can observe and modify its own structure and behavior at runtime.

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2
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1answer
1k views

Is this the right way to retrieve all the fields from any Object?

I have a method that returns a List<Object> from any given Object containing its values. It doesn't get the values of any <...
8
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1answer
610 views

Improve this reflection bashing code

I have implemented an IDataContractSurrogate to enable serialization of ImmutableList<T> (from the Microsoft Immutable ...
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3answers
3k views

Converting between data and presentation types

Below is how I'm solving the problem of converting between data and presentation types, I'd like to know if that's a good way to go about it, and if not, what would be a better way to go about it. I ...
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2answers
2k views

Extension methods for class Type

While working on one of my projects I actively used Reflection. While working with class Type I expected methods: TryGetMember, <...
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1answer
3k views

Java reflection and static classes

I try to intercept some OpenGL calls for testing my rendering classes. Reflection is used for replacing the OpenGL backend. I feel this class is badly written and I need advices for refactoring it. <...
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1answer
138 views

How to avoid echoing JavaScript from PHP?

I want to use some constant in both server side and client side. Currently, I use PHP reflection in order to synchronize PHP constants and Javascript constants. But for the maintainable reason, it's ...
2
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1answer
634 views

PHP ORM like system

I'm using PDO, but I want to create my own class for more convenient work with the database. My main idea in example with comments: ...
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3answers
905 views

New to LINQ, not sure this is best practice

So i have a super class that has a 3 child classes. Those 3 child classes have multiple classes of their own. I was having troubles saving this into XML, so I decided to parse it out and do a little ...
2
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1answer
400 views

Multiple target method invocation wrapper

I'm currently working on a system using WCF to communicate between a Windows Service and one or multiple clients. Service is required to answer clients calls, as well as notify them of certain events, ...
2
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1answer
72 views

ORM Entity with many similar relationships

To provide some background context, I'm implementing a web-based solution (Java, Spring, Hibernate) that allows the creation/authoring of task-centric workflow documents. Basically a workflow ...
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1answer
609 views

Evaluate the best common type to fit both of types

Here is an algorithm to evaluate best matching System.Type for two types in hierarhy. This is one of answers for this StackOverflow question by Ken Kin: Evaluate ...
13
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1answer
7k views

Inject dependency into PostSharp aspect

I have designed couple of aspects using PostSharp for different projects, but there is a design flaw in many of them: dependency management. This is a question about injection of dependencies into ...
7
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2answers
163 views

Action based controller using reflections

I'm modeling a reflection-based controller. I would like to know if you agree with my implementation and about what could be enhanced. I'm starting with reflection and I would like to know if I'm ...
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1answer
389 views

PHP class and interface interrogation using reflection

I have been working on a class to use Reflection to interrogate other PHP classes and interfaces, what I want to know from anyone with more experience of this is, is there anything else I can add, or ...
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1answer
1k views

Lazy loading with __get

I have my own PHP MVC framework that I'm iteratively developing (i.e. adding a feature when I have the time). I'm trying to keep it to the best practices I can, while still adding the most in terms of ...
4
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1answer
7k views

Usage of Expression<Func<T>>

I am developing data-interfacing that converts between two different data models. However, I must be sure that all required fields exist. Therefore I have written this utility class that I can easily ...
4
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2answers
4k views

Ruby Fibonacci(n) recursive computation optimized with reflection

The idea is to take the common-known (and awfully bad performing) Fibonacci(n) recursive method: ...
2
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2answers
11k views

Casting an Enumeration with Descriptions into a Dictionary

The Enumeration in question is based on int, so the following Extension returns a Dictionary<int, string> of the Enum's ...
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1answer
461 views

Basis of custom C++ serialization lib

I know it's been done a million times already, but I couldn't find a serialization library to suit my needs. This is the very basis of what I came up with. I know the code is ugly and unstructured, so ...
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2answers
2k views

Attribute driven behaviour in C# methods

We want to create a TransactionScope factory class that we can use as a central point for instantiating TransactionScopes with ...
4
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1answer
9k views

Query String Serializer

I have a ASP.NET Web Forms project, and I want to build calls to .aspx pages in a strongly-typed fashion. I ended up rolling my own serializer that takes simple structs and saves them to/loads them ...
18
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4answers
27k views

Returning Groovy class fields as a map

I want to get a map of all the fields in a class (aka value object) in a generic way. The following works fine for me: ...
4
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2answers
716 views

C# overload method simplification

I have the following routine that I would like to simplify: ...
7
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2answers
273 views

Dispatcher for a JSON API without routes

I am using this code for a fast JSON API without routes. Does this code contain any useless parts? Is the class loader efficient enough? Are there any better options? Is ...
4
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1answer
474 views

Find log4net logfiles at runtime without adding dependency to project

I was searching for a way to get all active log4net logfiles (if any) at runtime without adding a reference to the project. This is the solution I came up with: ...
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2answers
7k views

Replace all occurrences with the properties of an object

The basic idea is to replace all special expressions, e.g., [%InvoiceNo%], [%DueDate%], in a string with the properties of an ...
2
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0answers
868 views

ORM with magic getters/setters

I'm playing around with PHP, trying to write a small ORM. Having worked with Magento quite a bit lately, I've fallen in love with the automagic getters/setters that Magento, I think, inherited from ...
3
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1answer
388 views

Method to lookup persistent entities by an example object

i'm currently writing a generic data access object for the persistent entities I have to handle in my JavaEE application. What this codeReview is about is a findByExample method that is used to find ...
2
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1answer
6k views

Creating Extension Method to map entity with subentities object to Poco object

I am trying to create an extension method that builds a POCO object (copies all the fields) for an Entity Object. When Entity object is simple (no navigation, no sub collections), it works fine. I ...
6
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1answer
13k views

Is there a better way to convert to a specific type with reflection?

Rather than doing what is essentially a large switch statement for every possible type, is there a better more generic way of converting to a specific type with reflection? I've looked up ...
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2answers
10k views

Casting to less generic types

The source code, or rather the concept I'd like to get reviewed is what now allows me to do the following during reflection: ...
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2answers
32k views

Mapping ExpandoObject to another object type

I am working on a helper method that maps properties from an ExpandoObject to a user supplied object and was wondering if the code could be cleaned up or made any ...

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