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Tuesday, 28 May 2013

Rest Example with Spring - 2

Continuing from the previous post, I decided to take up the next method
@RequestMapping(value = "{id}", method = RequestMethod.GET)
public @ResponseBody

Monday, 27 May 2013

Rest Example with Spring.

Over the last one year I have worked on three projects involving REST based services. I found REST pretty cool as a concept - also the fact that unlike SOAP I did not have to learn any new terminologies. instead I needed to model my existing understanding of HTTP to build services.

Thursday, 16 May 2013

More on Complex Types

In the last post we were able to map complex xml elements to classes. However it is recommended to build complex types and associate them to elements.

Wednesday, 15 May 2013

JAXB and Complex types

In the previous post we saw how JAXB generated JAXBElement instances from simple types. Simple types however are just that - simple (!!!)
We often need our elements to allows attributes, include child elements etc. These cannot be achieved using simple types. We need to create complex types for the same.

Monday, 13 May 2013

JAXB and simple elements

In the past few weeks I have been working with web-services. So exposure to xml and xsd was inevitable. I had used xsd a while back and so I needed a revision of some of those topics. I decided to do a quick summary of some of the options available in xsd and how JAXB works with them

Friday, 10 May 2013

instanceof operator and equals method

I always based my equals implementation on the code written in the String class.

Tuesday, 7 May 2013

Contract First web service with CXF

In the post on Spring web services, I had used a contract first approach for development. This being the only style supported by Spring.
JAX-WS and also CXF on the other hand support both code first and contact first approaches.
I decided to use the same wsdl file from my Spring post:

Saturday, 4 May 2013

Building Clients with the CXF API

In the previous posts we saw how to run a CXF application and test the web services using a JAX-WS client. While our previous client was built using classes from the JAX-WS API, there are other ways to execute the code too.

Thursday, 2 May 2013

Simple Annotated Entity

In an earlier post when working with Hibernate I tried to generate an hbm with minimal content. I decided to try something similar with JPA. The minimum annotations needed to work with a simple table.

Wednesday, 1 May 2013