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Latest Articles from Phil McCarthy
By Corey Gilmore; Jason Blum; Phil McCarthy
We'll duplicate our PHP Web service in ColdFusion now using XMLRPC.CFC to format our XML response and the CFJSON.cfm for our JSON response. This is the ColdFusion equivalent of the PHP Web service we just looked at. It can be accessed in a REST-like manner through the resources URI and...
Jun. 2, 2007 05:30 PM EDT  Reads: 12,851
By Corey Gilmore; Jason Blum; Phil McCarthy
A service-oriented architecture isn't much more than a loosely coupled collection of services - often Web services. Services are defined as a unit of work done by a service provider for a service consumer. One of the ways that SOA achieves that loose coupling is by remaining independen...
May. 16, 2007 07:15 PM EDT  Reads: 6,598
By Corey Gilmore; Jason Blum; Phil McCarthy
The great advantage of AJAX clients is that they can communicate back to the server without interrupting what the user is doing. This in turn provides the freedom for AJAX clients to talk back to the server far more frequently than in a traditional page-based Web application. This can ...
Apr. 28, 2007 08:00 AM EDT  Reads: 6,368
By Corey Gilmore; Jason Blum; Phil McCarthy
Using a server-side framework will let you shift some of the processing from the client back to the server. In our example we'll consume our Web service using PHP and print out formatted HTML. AJAX will be used to handle the request and the response, but the Web service will be process...
Apr. 26, 2007 08:00 AM EDT  Reads: 6,437
By Corey Gilmore; Jason Blum; Phil McCarthy
To keep this simple we won't use a database. Instead we'll use an array of values. Create a new file, StateList.php, with the following in it:
Apr. 25, 2007 08:00 AM EDT  Reads: 7,213
By Corey Gilmore; Jason Blum; Phil McCarthy
If you already have AJAX-friendly web services in place, or have a complex site with a framework that's not readily modified, you may find it easier to use a client-side framework like Prototype.js or jQuery. We'll assume that you have AJAX-friendly web services. Let's try an example u...
Apr. 24, 2007 08:00 AM EDT  Reads: 6,654
By Corey Gilmore; Jason Blum; Phil McCarthy
For our example Web services, we'll be loosely adhering to the REST principle and creating Web services that are addressable through the service's Uniform Resource Identifier (URI).
Apr. 22, 2007 08:00 AM EDT  Reads: 4,633
By Corey Gilmore; Jason Blum; Phil McCarthy
The beauty of Web services being platform-agnostic is that we can use any language to develop them - although there are features to watch for when choosing a language. While a Web service can return data in any format, the title of this chapter is 'Building AJAX-Friendly Web Services' ...
Apr. 21, 2007 08:00 AM EDT  Reads: 3,579
By Corey Gilmore; Jason Blum; Phil McCarthy
Earlier we compared formatting payloads in JSON versus XML. One of the chief advantages of sticking with XML is that it can be validated, that is, that disparate systems can independently confirm that a given XML document is well-formed and complies with a particular schema. Schemas ca...
Apr. 20, 2007 08:00 AM EDT  Reads: 3,438
By Corey Gilmore; Jason Blum; Phil McCarthy
When developers first realize what an AJAX client can do, they are often especially excited about its potential in playing the role of the View or even the Controller in the Model-View-Controller (MVC) patterns of application development, with Web services providing the Model layer. If...
Apr. 19, 2007 08:00 AM EDT  Reads: 3,432