Developing REST-based web services

JAX-RS (JSR-311) is a new JCP specification that provides a Java API for RESTful web services in the HTTP protocol.

In their simplest form, RESTful web services are networked applications that manipulate the state of system resources. In this context, resource manipulation means resource creation, retrieval, update, and deletion (CRUD). However, RESTful web services are not limited to just these four basic data manipulation concepts. On the contrary, RESTful web services can execute logic at the server level, but, remember that every result must be a resource representation of the domain.

The main difference with SOAP web services is that REST asks developers to use HTTP methods explicitly and in a way that's ...

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