package ejava.examples.ejbwar.inventory.rs;
   
   import javax.ws.rs.core.MediaType;
   import javax.ws.rs.core.Response;
   import javax.ws.rs.core.Response.ResponseBuilder;
   
   import org.slf4j.Logger;
   
   /**
   * This class provides common code build and return standard server responses
   */
  public class ResourceHelper {
  	public static ResponseBuilder serverError(Logger log, String context, Exception ex) {
  		String message = String.format("unexpected error %s: %s",context, ex.getLocalizedMessage());
  		log.warn(message, ex);
  		return Response.serverError()
  				.entity(message)
  				.type(MediaType.TEXT_PLAIN);
  	}
  }