Questions tagged [wrapper]

A wrapper is an OOP technique where an object encapsulates (wraps) another object, hiding/protecting the object and controlling all access to it.

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Wrapping C++ library in C++/CLI using shared_ptr

Background: I'm writing C++ code after a fairly long time, so I may not be up to date on the best practices, so please bear with me. I'm only trying to improve and learn. Problem I need to write a ...
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Managed Vulkan API Wrapper (create/destroy an instance)

I'm trying to follow this Vulkan API tutorial and have come up with an implementation that I don't completely loathe. The VkUtf8StringArray class is my least ...
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1answer
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C++ wrapper around uniform mt19937 SequenceContainer [closed]

With the following interface in mind EasyRandom<unsigned int> prng(a, b); auto x = prng(); // scalar auto v = prng(10); // vector I wrote the following ...
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2answers
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F# wrapper to generate SHA256 signature for a file

I've created the following module to allow me to generate a SHA256 signature for a file. (In real life this is used to verify an image file hasn't been amended). The cut down code looks like this: <...
2
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1answer
37 views

Wrapper for LeagueAPI in Node.js

Full code is here: https://github.com/LionelBergen/LeagueReddit I'm creating a wrapper for the LeagueAPI in Node.js. This includes methods to call various endpoints and classes to map the outputs &...
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1answer
496 views

Proxy/Wrapper class for a dynamic object from a SOAP API

I have to interface with a horrible PHP SOAP API that returns nested arrays of strings. I've written a helper that can parse the SOAP response and return a dynamic object but I need at least some ...
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60 views

Universal OpenGL object RAII wrapper class

I created a universal OpenGL object RAII wrapper class, that only takes care of object creation and destruction. Here's my code and reasoning behind it: I first wrote a class that would take ...
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1answer
46 views

Wrapping certain elements in an array with an array with PHP

I have a function that's doing this correctly, but I feel as though this can be done (possibly) with minimal code, with recursion, but I'm just wracking my brain. Basically I have JSON that gets ...
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1answer
26 views

Using deftype to create a wrapper class for byte arrays

I want to create a wrapper class for byte arrays so that I can use them as keys in fastutil's Object2LongAVLTreeMap. I have ...
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2answers
85 views

Automatic RAII wrapper for concurrent access

Probably many people had to work with multithreaded applications with C++ and can understand how messy can be fine-grained locking of objects. So once in a while I came to idea of implementing some ...
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1answer
25 views

A D wrapper around a C function

Any problems with this D wrapper around libcomcom_run_command() C function from C library libcomcom? Does it work as expected? Is it idiomatic? Is it the right way ...
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1answer
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Prepare a cross-platform QT C-wrapper class for unit testing and mocking

The situation I recently started a cross platform QT project (arm, linux-x86, windows) that aims to interact with CAN-Bus hardware. I want to learn and get used to unit testing from scratch as good ...
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Wrapper for Google_Service_Calendar as a Symfony service

My app interacts with Google Calendar. This Service wraps Google_Service_Calendar: ...
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3answers
683 views

Proper use of a generic value type wrapper class

I have a wrapper class: ...
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3answers
200 views

Executable wrapper around Perl script on Windows

I have ack (the searching tool) "installed" as a single file at C:\ack\bin\ack.pl on a Windows 10 machine and was wondering how to make it executable from the ...
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1answer
85 views

FutureTaskWrapper for Java

I did not like that get synchronizes every time I call it - because I may be calling it more than once. So I wrote the wrapper for the future interface which keeps ...
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1answer
5k views

PHP MySQLi wrapper class

I've created a minimal PHP-MySQLi database wrapper class that can be used to run insert, select, update and delete queries via prepared methods with ease. Here's the wrapper class: ...
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1answer
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Wrapper for a sales API, with a fluent interface

I've created a simple API wrapper that I intend a few developers to utilize. I decided to follow an Fluent Interface methodology, similar to this. ...
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2answers
46 views

Running shell script as root via external binary

I'm not an experienced Linux user and I wanted an easy way to run shell scripts as root from a PHP script, I came up with this: ...
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2answers
355 views

Wrapper for a raw array so that it can be passed to templates expecting Standard Library containers

I am working with a code base where unfortunately I cannot replace all raw arrays with std::array. The spec provides no guarantee that the memory layout of a ...
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1answer
177 views

Linux/Mac hashing SHA-1

To do password exchange on the SQL server I need to use SHA-1 to generate a hash (no plain password exchange). This is done differently on Linux/Mac so I abstracted it slightly. ThorCryptWrapper.h <...
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2answers
109 views

Automatic exception wrapper in java

There's a lot of place in my code where I need to do something like this ...
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1answer
1k views

Wrapping libusb library in C++

I want to use libusb library in my C++ application. I have created classes which wraps libusb functions. You can see that libusb API is split into 8 sections: http://libusb.sourceforge.net/api-1.0/...
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1answer
293 views

Wrapper around Python's poplib.POP3 and poplib.POP3_SSL

From time to time I use Python's poplib module to inspect/manipulate POP3 mailboxes, often interactively. I find the interface very cumbersome however, so I decided to try to make a wrapper that's ...
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0answers
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Undocumented API client / wrapper in Python

Got the go ahead to make an API wrapper for an undocumented web API. Hoping to get some feedback on my code and design choice. I've been going back and forth and haven't been able to really feel ...
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1answer
4k views

C++ syslog wrapper

Some things I want to achieve with the logging code. Code is for an embedded device. Code must only work for Linux. C++11 can be used. Syslog daemon is running on the device. So I want to wrap syslog....
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MongoDB Perl Wrapper

I'm trying to create a custom "mongodb perl wrapper". I created the following perl module, which local on my machine runs. My questions to the community are: Would you create the module different? Do ...
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1answer
222 views

C++ Dirent.h “Wrapper”

I do not want to call this a wrapper, but no other name comes to mind right now, so I'll use it incorrectly for the rest of the question - It's just a class that adds C++ functions to ...
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1answer
3k views

Concurrent HashSet

I've recently been using HashSet and locking on each method, I found this to not only be a lot of work (was using it in a lot of places) but I started to see inconsistency in my code. I later decided ...
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3D wrapper for turtle

I am a Python enthusiast, but I'm never sure if what I'm doing is Pythonic. I have made my own graphics wrapper for Python's turtle. I don't entirely know if I did this right, so I have come here for ...
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1answer
335 views

OpenGL 4.5 Core Buffer wrapper

I recently wrote this OpenGL buffer wrapper which covers the 4.5 Core specification. I feel like the typed interface could be done better. Any feedback is greatly appreciated. ...
4
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1answer
251 views

C++ OpenGLBuffer class, wrapper around the raw OpenGL api

I am trying to code a thin wrapper around the OpenGL so I can use it more convenient. This class is not 100% done yet, but I don't want to do all typing for nothing. And I think the design is clear. I ...
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1answer
987 views

An iterator wrapper that on dereferencing, returns the value of a member (function)

I wrote a simple iterator wrapper that can be used in e.g. std::find and std::copy and iterator pair constructors to search on ...
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0answers
2k views

Serial Port Wrapper with Internal Blocking Buffer

Here I have some complete working code but some aspects seem questionable to me. What I have done is written a wrapper for the Microsoft serial port (...
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0answers
340 views

Wrapper for sql.Connection

I wrote wrapper for Connection. It uses my Connection pool implementation. When the wrapper closes, the connection goes back to pool. ...
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1answer
75 views

Promisifying a third-party JS library with minimal code overhead

Context and Existing Code I am trying to "promisify" a third-party authentication library (auth0-js) written in JavaScript. Right now it uses callback functions and there are no plans to expose an <...
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1answer
44 views

TweetResolver class, to be used in a graphql project

This is my module TweetResolver (tweet-resolver.js) : ...
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2answers
1k views

Extensive use of exception for database wrapper

My favourite programming language is Java and I usually use JDBC for database operations. I'm using Swift for one of my projects and I should use a database. The problem is SQLite is only available ...
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1answer
154 views

Using dynamic to avoid code duplication when wrapping an API

I am dealing with 3 different types of cameras from the same manufacturer and want to write a wrapper for their API. The API structure is like this: Camera1 and Camera2 use the class ...
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0answers
416 views

Reference wrapper for functions overloadings and universal references

I have design a little class to allow to overload a function with universal references for a known type, but I'm not sure if that class will work as expected in any contexts. The indended purpose is ...
2
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1answer
78 views

Wrapping messages into common header, ANSI C

I have a protocol where I send lots of different messages using two or three different header types (let's call them "Type A" and "Type B" messages). To simplify unit testing, my idea was to do ...
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1answer
778 views

Simple C++ wrapper over libYAML

For a personal project, I need to parse YAML file. I chose to use C-based libYAML instead of yaml-cpp, because: I try to keep my dependencies to what's commonly installed and Debian statistics show ...
2
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1answer
299 views

Wrapper class for executing database queries

I have a wrapper class for executing database queries from an ASP.NET application. Please provide suggestions on how I can improve this class. It is working fine. Anyone can use this class in their ...
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134 views

Wrapper for GMP in C++

I'm writing a C++ high precision library based on GMP, sample code(files which have to be added to project): ...
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1answer
395 views

Multithreaded cURL wrapper

The following is a class for curl wrapper. This class will be called like: ...
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0answers
656 views

zlib wrapper class

I needed to write zlib wrapper class for my application, so I can change it with different algorithm later if I want to do so. Here is the simple version: ...
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3answers
2k views

Enum wrapped in a struct

I was thinking about how I was going to use some enums I made, how I was going to make sure they had valid values and how to call the class which would contain the necessary extensions methods. And ...
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1answer
157 views

Random generator extension for VSCode

Background A VSCode extension that uses Chance.JS to generate random data types. Concerns My main concern is that there are 4 levels of function references that feels like a hack. From ...
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2answers
2k views

C++/CLI wrapper around a C library

I have a C library written by a third-party company. It calculates photo positions on a book page, position of a photo inside an area (which part of the photo to crop), it fills a book with random ...