Quick update. After modifying the initializeAPI method to the original
Servlet class in the blog(see below), I was able to get some response from
the swagger-ui on http://host:7000/api/swagger.json. But I it seems like
swagger wasnt able to parse my servlet annotations
>
> http://host:7000/api/swagger.json ===>
> *{"swagger":"2.0","info":{"version":"1.0.0","title":""}}*
>
private static Server initializeApi(Properties properties) {
> logger.info("Initializing user profile server...");
> new UserDao();
> Server server = new
> Server(Integer.parseInt(properties.getProperty(Config.JETTY_SERVICE_PORT)));
> ServletContextHandler servletContextHandler = new
> ServletContextHandler(ServletContextHandler.SESSIONS);
> servletContextHandler.setContextPath("/");
> server.setHandler(servletContextHandler);
> //Setup APIs
> ServletHolder apiservlet =
> servletContextHandler.addServlet(ServletContainer.class, "/api/*");
> apiservlet.setInitOrder(1);
> apiservlet.setInitParameter("com.sun.jersey.config.property.packages",
> "com.api.resources;io.swagger.jaxrs.json;io.swagger.jaxrs.listing");
>
> apiservlet = servletContextHandler.addServlet(ProfileServlet.class,
> "/user/*");
> //apiservlet.setInitOrder(1);
> apiservlet.setInitParameter("com.sun.jersey.config.property.packages",
> "com.api.resources;io.swagger.jaxrs.json;io.swagger.jaxrs.listing");
> logger.info("User profile server initialized.");
>
> // Setup Swagger servlet
> ServletHolder swaggerServlet =
> servletContextHandler.addServlet(DefaultJaxrsConfig.class, "/swagger-core");
> swaggerServlet.setInitOrder(2);
> swaggerServlet.setInitParameter("api.version", "1.0.0");
>
> // Setup Swagger-UI static resources
> String resourceBasePath =
> Main.class.getResource("/webapp").toExternalForm();
> servletContextHandler.setWelcomeFiles(new String[] {"index.html"});
> servletContextHandler.setResourceBase(resourceBasePath);
> servletContextHandler.addServlet(new ServletHolder(new DefaultServlet()),
> "/*");
>
> return server;
> }
>
>
On Thursday, 22 December 2016 13:31:03 UTC-5, janet vanderpuye wrote:
>
> I recently followed this blog
> <https://gist.github.com/nosmokingpistol/302c4c3ef30f183cf70e> to
> integrate swagger in my embedded jetty project but after running, I'm not
> able to access the swagger.json file on any path combination. Accessing the
> servlets for the resources work with no error but I get the following
> errors when I try to get the swagger.json file
>
> http://host:7000/swagger-core ===> HTTP ERROR 405
> http://host:7000/swagger-core/swagger.json ===> HTTP ERROR 404
> http://host:7000/user/swagger.json ===> HTTP ProfileServlet response, not
> swagger.json
> http://host:7000/user ===> HTTP ProfileServlet response, not swagger.json
> http://host:7000/swagger.json ===> HTTP ERROR 404
> http://host:7000/api/swagger.json ===> HTTP ERROR 404
> http://host:7000/ ===> Static swagger sample page (Pet store), not
> swagger.json
>
> Main.java
>
> public static void main(String[] args) throws Exception {
> Server server = initializeApi(properties);
> server.start();
> logger.info("Api resource service started");
> server.join();
> }
>
> private static Server initializeApi(Properties properties) {
> logger.info("Initializing user profile server...");
> new UserDao();
> Server server = new
> Server(Integer.parseInt(properties.getProperty(Config.JETTY_SERVICE_PORT)));
> ServletContextHandler servletContextHandler = new
> ServletContextHandler(ServletContextHandler.SESSIONS);
> servletContextHandler.setContextPath("/");
> server.setHandler(servletContextHandler);
> //Setup APIs
>
> ServletHolder apiservlet =
> servletContextHandler.addServlet(ProfileServlet.class, "/user/*");
> apiservlet.setInitOrder(1);
> apiservlet.setInitParameter("com.sun.jersey.config.property.packages",
> "com.api.resources;io.swagger.jaxrs.json;io.swagger.jaxrs.listing");
> logger.info("User profile server initialized.");
>
> // Setup Swagger servlet
> ServletHolder swaggerServlet =
> servletContextHandler.addServlet(DefaultJaxrsConfig.class, "/swagger-core");
> swaggerServlet.setInitOrder(2);
> swaggerServlet.setInitParameter("api.version", "1.0.0");
>
> // Setup Swagger-UI static resources
> String resourceBasePath =
> Main.class.getResource("/webapp").toExternalForm();
> servletContextHandler.setWelcomeFiles(new String[] {"index.html"});
> servletContextHandler.setResourceBase(resourceBasePath);
> servletContextHandler.addServlet(new ServletHolder(new
> DefaultServlet()), "/*");
>
> return server;
> }}
>
> ProfileServlet.java
>
> @SwaggerDefinition(
>
>
> info = @Info(
> title = "User Profile Servlet",
> version = "1.0.0",
> description = "Servlet that handles basic CRUD operations to the
> user profile data source",
> contact = @Contact(name = "XYZ", email = "XYZ", url = "XYZ"),
> termsOfService = "XYZ",
> license = @License(name = "XYZ", url = "XYZ")
> ),
> basePath = "/",
> consumes = {"application/json"},
> produces = {"application/json"},
> schemes = {SwaggerDefinition.Scheme.HTTP,
> SwaggerDefinition.Scheme.HTTPS},
> tags = {@Tag(name = "users", description = "CRUD operations on user
> datatype")})@Api(value = "/user", description = "performs CRUD operations on
> a user profile")public class ProfileServlet extends HttpServlet {
> Logger logger = Logger.getLogger(ProfileServlet.class.getSimpleName());
>
> public ProfileServlet(){
>
> }
>
> @ApiOperation(httpMethod = "GET", value = "Returns a list of the user
> profile datatype", notes = "", response = UserDatatype.class, nickname =
> "getUser", tags = ("User"))
> @ApiResponses(value = {
> @ApiResponse(code = 200, message = "Succssful retrieval of user
> profiles", response = UserDatatype.class),
> @ApiResponse(code = 500, message = "Internal server error")
> })
> @ApiImplicitParams({
> @ApiImplicitParam(name = "id", value = "profile id", required =
> false, dataType = "String", paramType = "query"),
> @ApiImplicitParam(name = "firstname", value = "First name of
> user", required = false, dataType = "String", paramType = "query"),
> @ApiImplicitParam(name = "lastname", value = "Last name of user",
> required = false, dataType = "String", paramType = "query"),
> @ApiImplicitParam(name = "phone", value = "phone number of user",
> required = false, dataType = "String", paramType = "query"),
> @ApiImplicitParam(name = "signup", value = "Sign up date of user,
> in dd-MM-yyyy forma", required = false, dataType = "java.sql.Date", paramType
> = "query")
> })
> @Override
> protected void doGet(HttpServletRequest req, HttpServletResponse resp)
> throws ServletException, IOException {
> RpcLogTemplate logTemplate = new
> RpcLogTemplate(req.getRemoteHost(),req.getParameter("client"),
> req.getParameter("clientapp"), Config.localhost, Config.SERVICE_INSTANCE,
> Config.SERVICE_APP, req.getParameterMap(), new Date().getTime() );
> logger.debug("Received request: GET");
> handleGet(req, resp, logTemplate);
> logTemplate.setResponseTimestamp(new Date().getTime());
> //LoggerService.INSTANCE.addLog(logTemplate);
> }
>
> private void handleGet(HttpServletRequest request, HttpServletResponse
> response, RpcLogTemplate logTemplate) throws IOException {
> Gson gson = new Gson();
> String param = null;
> param = request.getParameter("id");
> if(param!= null){
> logger.info("Query by ID received. All other params would be
> ignored");
> UserDatatype userDatatype = UserDao.INSTANCE.findById(param);
> if(userDatatype == null){
> response.setStatus(HttpServletResponse.SC_OK);
> logger.info("Null object returned");
> return;
> }else{
> response.setStatus(HttpServletResponse.SC_OK);
> PrintWriter printWriter = response.getWriter();
> printWriter.write(gson.toJson(userDatatype,
> UserDatatype.class));
> printWriter.flush();
> printWriter.close();
> }
> }else{
> Map<String, String> queryString = new HashMap<>();
> //TODO: optimize this
> param = request.getParameter("firstname");
> if(param != null)
> queryString.put("firstname", param);
> param = request.getParameter("lastname");
> if(param != null)
> queryString.put("lastname", param);
> param = request.getParameter("phone");
> if(param != null)
> queryString.put("phone", param);
> param = request.getParameter("signup");
> if(param != null)
> queryString.put("signup", param);
> UserDatatype[] userDatatypes =
> UserDao.INSTANCE.findByParams(queryString);
> if(userDatatypes == null){
> response.setStatus(HttpServletResponse.SC_OK);
> logger.info("Null object returned");
> return;
> }else{
> response.setStatus(HttpServletResponse.SC_OK);
> PrintWriter printWriter = response.getWriter();
> printWriter.write(gson.toJson(userDatatypes,
> UserDatatype[].class));
> printWriter.flush();
> printWriter.close();
> }
> }
> }
>
> }
>
> Bootstrap.java
>
> public class Bootstrap extends HttpServlet {@Overridepublic void
> init(ServletConfig config) throws ServletException {
> super.init(config);
>
> BeanConfig beanConfig = new BeanConfig();
> beanConfig.setVersion("1.0.2");
> beanConfig.setSchemes(new String[]{"http"});
> beanConfig.setHost("localhost:7000");
> beanConfig.setBasePath("/");
> beanConfig.setResourcePackage("io.swagger.resources");
> beanConfig.setScan(true);
> beanConfig.setPrettyPrint(true);}
>
> }
>
> All help appreciated.
>
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