Maven Dependencies The following Maven dependencies need to be added to the pom: <dependency> <groupId>com.sun.jersey</groupId> <artifactId>jersey-server</artifactId> <version>1.19.1</version> </dependency>…

1. Maven Dependency <properties> <jersey.version>1.19.1</jersey.version> </properties> <dependencies> <dependency> <groupId>com.sun.jersey</groupId> <artifactId>jersey-core</artifactId> <versi…

Root resource classes are POJOs (Plain Old Java Objects) that are annotated with @Path have at least one method annotated with @Path or a resource method designator annotation such as @GET, @PUT, @POST, @DELETE. Resource methods are methods of a reso…

JAX-RS provides a deployment agnostic abstract class Application for declaring root resource and provider classes, and root resource and provider singleton instances. A Web service may extend this class to declare root resource and provider classes.…

The Jersey client API is a high-level Java based API for interoperating with RESTful Web services. It makes it very easy to interoperate with RESTful Web services and enables a developer to concisely and efficiently implement a reusable client-side s…

To utilize the client API it is first necessary to create an instance of a Client, for example: Client c = Client.create(); Configuring a Client and WebResource The client instance can then be configured by setting properties on the map returned from…

As you probably already know, Jersey uses MessageBodyWriters and MessageBodyReaders to parse incoming request and create outgoing responses. Every user can create its own representation but... this is not recommended way how to do things. XML is prov…

Jersey JSON support comes as a set of JAX-RS MessageBodyReader<T> and MessageBodyWriter<T> providers distributed with jersey-json module. These providers enable using three basic approaches when working with JSON format: POJO support JAXB base…

@Path may be used on classes and such classes are referred to as root resource classes. @Path may also be used on methods of root resource classes. This enables common functionality for a number of resources to be grouped together and potentially reu…

Previous sections have shown how to return HTTP responses and it is possible to return HTTP errors using the same mechanism. However, sometimes when programming in Java it is more natural to use exceptions for HTTP errors. The following example shows…