code: @GET
      @Produces(MediaType.APPLICATION_XML)
      public Response getProviders() {
          logger.debug("StartOf getProviders - REQUEST for /providers");
  
          ProviderHelper providerRestService =  getProviderHelper();
          String serializedProviders = null;
          try {
              serializedProviders = providerRestService.getProviders();
          } catch (HelperException e) {
              logger.info("getTemplates exception:"+e.getMessage());
              return buildResponse(e);
          }
          logger.debug("EndOf getTemplates");
          return buildResponse(200, serializedProviders);
          
      }
docs: Get the list of available providers
  
  <pre>
  GET /providers
  
  Request:
  GET /providers HTTP/1.1
  Accept: application/xml
  
  Response:
  
  {@code
  <?xml version="1.0" encoding="UTF-8"?>
  <collection href="/providers">
  <items offset="0" total="1">
  
  <provider>
  <uuid>fc923960-03fe-41eb-8a21-a56709f9370f</uuid>
  <name>provider-prueba</name>
  </provider>
  </items>
  </collection>
  }
  
  </pre>
  
  Example: <li>curl http://localhost:8080/sla-service/providers</li>
  
  @return XML information with the different details of the providers
  
  @throws JAXBException