Web services are software systems designed to support interoperable machine-to-machine interaction over a network.

learn more… | top users | synonyms

7
votes
2answers
2k views

What's the best RESTful URL structure for a recursive resource?

I'm creating a RESTfull service for a tree-like resource structure and was wondering what the best URL structure would be? I have three requirements: be able to get a collection of root resources ...
7
votes
2answers
11k views

What does RESTful web applications mean? [duplicate]

Possible Duplicate: What is REST (in simple English) What does RESTful web applications mean? A web service is a function that can be accessed by other programs over the web (Http). To ...
7
votes
1answer
568 views

Help me understand how to stream video

I'm an experienced PHP web developer that is looking to understand the options available for streaming video. What I have: a video processing system (this one) that can provide output to various ...
6
votes
3answers
8k views

Understanding and developing web services

This question is in conjuction with How would you approach developing a Hotel Reservation System? The solution to a system with different interfaces (or clients I should say) is to go with developing ...
6
votes
3answers
405 views

Understanding the difference between Webservices and Service Layer

My understanding of a webservice and service layer is as follows - Service Layer: An abstraction layer which exposes a set of common operations which can be used by multiple consumers. For instance , ...
6
votes
3answers
3k views

Can a webservice that uses JSON over POST be classified as RESTful?

Recently I have started using a new(to me) paradigm for web services. I use the controller to accept JSON strings sent over POST, process it and return JSON strings. GET, PUT, DELETE and other methods ...
6
votes
2answers
910 views

Is a data service API a good idea?

We currently have a monolithic Rails application that is really three separate applications that make use of the same data. In trying to figure out how to properly compartmentalize and break the ...
6
votes
3answers
861 views

OAuth alternative for a 2 party system

I'm writing a RESTful service (Java EE, Jersey) and a client application that communicates with it, and I wish to secure it and store any usernames & passwords dedicated in my own database. I do ...
6
votes
3answers
268 views

How can I license networked applications?

I have five applications residing on server(s). Some of these applications are socket (C/C++) based, others are web based (Java, PHP). I need to give licenses to these applications on the basis of the ...
6
votes
1answer
497 views

Should I hide fields in REST resource representations based on the user's security role?

What is the best practice for exposing different fields for a resource based on user's role/ACL privileges in the system? Let's say I have an endpoint, groups/{:group_id}. My business rules state ...
6
votes
3answers
11k views

Best method of communication between your app and your website? PHP, Web service, etc

I am creating an application which I would like to have communicate with my website. The app will have to get data for a particular app user from the website's database. I am unclear as to the best ...
6
votes
1answer
651 views

Free cloud web service development [closed]

I am looking for a free (as in beer) combination of services, for learning "cloud SW development" and very small scale private use (say, a private streamlined web shopping&todo list with simple ...
6
votes
2answers
5k views

HTTP Response Header for a unique Request ID for REST service

For our REST service I want to send back a unique request ID with every response; useful for debugging internal projects but also for offering support to any third parties who might use the service in ...
6
votes
1answer
152 views

Is there a lightweight method to describe web services, similar to robots.txt or sitemap.xml?

I'd like to provide a very lightweight method to describe my web services. No WSDL, WADL or similar complex stuff. Just a mapping from the web service's base URL to a simple description which can be ...
6
votes
3answers
1k views

Carpool logical architecture

I'm designing a carpool system (drivers can publish their routes and passengers can subscribe to them) with WebServices(axis2) and Android clients (ksoap2). I have been having problems with the ...
6
votes
1answer
460 views

Are there established practices on versioning of a shared web service?

We are working on an ASP.NET-based XML Web Service that we will be using for our own purposes as well as using it as part of a product offering for our integration partners. Once it goes live we ...
6
votes
1answer
146 views

How to determine the source of a request in a distributed service system?

Map/Reduce is a great concept for sorting large quantities of data at once. What to do if you have small parts of data and you need to reduce it all the time? Simple example - choosing a service for ...
5
votes
9answers
4k views

Convincing a Client to Offer a RESTful Web Service instead of a SOAP Service? [closed]

BACKGROUND: I develop custom WordPress plugins for my clients that they then distribute via the WordPress plugin repository. I'm increasingly running into clients who want my WordPress plugins to ...
5
votes
3answers
295 views

Creating a webservice API - how much “credit” should I give the client/developer

When creating a web service API, how much should I count on the developer to act by my rules? We are really aimed on creating an API so the developers shouldn't develop client side logic too much... ...
5
votes
3answers
9k views

Should I use both WCF and ASP.NET Web API

We already have a WCF API with basichttpbinding. Some of the calls have complex objects in both the response and request. We need to add RESTful abilities to the API. at first I tried adding a ...
5
votes
4answers
820 views

Starting Java Web Services and feeling lost [closed]

After building mainly Java desktop apps and some small GWT services, I'm trying to learn how to build Web Services in Java but I feel overwhelmed by the sheer amount of buzzwords, terms, ...
5
votes
3answers
261 views

What should my user object know?

I have an architecture problem/doubt and I'd like some insight on this. Context : We're in a mobile app that solely relies on webservice calls to be used. There can only be one user logged in at any ...
5
votes
5answers
4k views

Is there are problem holding large numbers of open socket connections for lengthy periods of time?

The application we have in mind is a relay server. The aim is to accept large numbers of incoming socket connections (at least thousands) that will stay open for lengthy periods (hours or maybe days). ...
5
votes
3answers
2k views

SaaS / PaaS / IaaS / HaaS

I've read: IaaS, PaaS and SaaS Terms Clearly Explained and Defined and Cloud Computing – Demystifying SaaS, PaaS and IaaS And I've got 2 questions: Is Google App Engine considered PaaS or IaaS? ...
5
votes
3answers
1k views

How to handle business rules with a REST API?

I have a REST API to manage a booking system I'm searching how to manage this situation : A customer can book a time slot : A TimeSlot resource is created and linked to a Person resource. In order to ...
5
votes
2answers
531 views

Exception versus return code in DAO pattern

After reading a lot about the abusive use of exceptions in Java and how you should let an exception bubble up through the different layers of an application, I've come to a point where I don't know ...
5
votes
1answer
21k views

Session in RESTful web services, how it works?

In a web services, how does the server know which request belongs to which session? I know that for a web application, the web server inspects the cookie (or the sessonId query parameter in case ...
5
votes
1answer
2k views

Role based access to resources for a RESTful service

I'm still wrapping my head around REST, but I wonder if someone can help with any suggestions or approaches to role based access control for a RESTful service, particularly from the point of view of ...
5
votes
1answer
179 views

Architecture for Web application to monitor remote servers

So I'm a relatively new programmer, attempting to create a web application (ASP.net) to display the system information (E.G. Status of windows services, disk & resource usage and errors in event ...
5
votes
2answers
117 views

Synchronous facade hiding asynchronous web service

I'm maintaining a system providing a typical synchronous web service REST API. It routes each request to one of several possible backend services. Now there is a new backend I want to use, but there ...
5
votes
1answer
2k views

Public API Facade with Micro Services

Consider a micro service infrastructure in which each service is responsible for one set of activities, and exposes a RESTful interface to its functionality. For example, assume a chat application. ...
5
votes
2answers
7k views

REST or a message queue in a multi-tier heterogeneous system?

I'm designing a REST API for a three-tier system like: Client application -> Front-end API cloud server -> user's home API server (Home). Home is a home device, and is supposed to maintain connection ...
5
votes
1answer
761 views

How do I make a cloud based web app accessible internally in the event of an internet outage?

I have a Java Web application backed by a database. Both are hosted in Amazon EC2. If the Internet is down, I need to allow internal users to be able to continue to work and somehow update the hosted ...
5
votes
1answer
409 views

Multiple APIs, or one API with a “chooser” parameter?

Say you have a web service, which adds business logic on top of a data source. What each API of this service pretty much looks like is - given a set of constraints, give me the items from the data ...
5
votes
2answers
528 views

How to implement two different web services running the same business logic?

We are developing a ReSTful HTTP API with Servicestack(.NET). Some of the API clients, which have a subset of the actions, demand a service which could be easily added with all the entities, like ...
5
votes
1answer
628 views

Integration tests across a 3-tier .NET solution

I have a 3-tiered .NET solution. Database (SQL SERVER 2008) Web Service (SOAP Service - *.asmx) WPF Client I am comfortably writing Unit Tests within (3) The Client. I am currently working on ...
5
votes
1answer
192 views

How to design URIs to initate batch jobs in a RESTful service

If I want to run a job at the end of the month to calculate the commission for all the sales consultants based on the current transaction data, eg commission rate for the person, sales done in the ...
5
votes
2answers
303 views

Web Services and code lists

Our team heavily discuss the issues how to handle code list in a web service definition. The design goal is to describe a provider API to query a system using various values. Some of them are catalogs ...
4
votes
10answers
11k views

Is executing SQL through a WebService a really bad idea?

Typically when creating a simple tool or something that has to use a database, I go through the fairly long process of first creating a webservice that connects to a database then creating methods on ...
4
votes
3answers
2k views

When do I need web services?

Are there any general guidelines to understand when I should consider using (as a eat-your-own-dogfood) and providing web services, and when I shouldn't worry about them? Or, any reading materials you ...
4
votes
7answers
537 views

What's the standard practice to prevent users from having unreasonable expectations?

There's some subscription-based data processing web service - users pay via PayPal for the right to use the service. The "terms of service" document prepared by lawyers explicitly says that there're ...
4
votes
2answers
4k views

Why put a simple query into a stored procedure in a web service?

I'm working as a junior programmer, and the senior programmer above me has instructed me to follow a certain unofficial policy for constructing new queries on our web development projects. Generally, ...
4
votes
5answers
185 views

Proper RESTful web service response code usage

Assuming I create a RESTful web service that looks up a user in a database given the id as a parameter. If the user does not exist, should I return a 404 response (because user not found)? Or a 200 ...
4
votes
3answers
450 views

OAuth2 vs Public API

My understanding of OAuth (2.0) is that its a software stack and protocol to allow 2+ web apps to share information about a single end user. User A is a member of Site B and Site C; Site B wants to ...
4
votes
8answers
446 views

What is “The Cloud”? What do I say when people ask if my web service is “on the cloud”? [duplicate]

Possible Duplicate: What is “the Cloud” and how does it relate to development? First some context: I don't understand what people are asking when they ask "It it on the cloud?" ...
4
votes
3answers
189 views

Best way to approach a partner business to understand the need for B2B web-services

We currently work with a company that has a fairly simplistic web system for processing warranty information. The only way to get data out of it is through excel exporting. Compilation of this data ...
4
votes
4answers
541 views

eCommerce use case: removing a product

I am starting to design the database schema for the eCommerce element of a web service I am creating. The thing I'm trying to get my head around is how to deal with the use case of a seller (user of ...
4
votes
4answers
118 views

Should I write an integration test that verifies rate limits?

This test would call a web service over and over for about a minute to confirm that a particular response code is returned, notifying us of our rate limit being reached. Not only is it a very slow ...
4
votes
3answers
13k views

Connecting mobile apps to a web service; What is it called and where do I start?

I have some basic knowledge of iOS development and I want to now start connecting my apps to databases hosted on the internet, so that users will have access to remote / public data that pertains to ...
4
votes
3answers
569 views

Web Service and Message Queue

We're looking at creating a web services/REST API layer that will be consumed by web and mobile clients. To make the solution more robust I was considering putting the commands from PUT, POST, and ...