Added findAllStudios and findStudioById

MoviesWebApp/src/main/java/at/technikumwien/movies/MoviesService.java

@@ -77,6 +77,17 @@ public class MoviesService {
                 .getResultList();
     }
 
+    public Studio findStudioById(long id) {
+        LOGGER.info("findStudioById() >> id=" + id);
+
+        Studio studio = em.find(Studio.class, id);
+        if (studio == null) {
+            throw new EntityNotFoundException("can't find studio with id=" + id);
+        }
+
+        return studio;
+    }
+
     // TODO maybe check if the movie already exists?
     @TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)
     public List<Movie> save(List<Movie> movies) {

MoviesWebApp/src/main/java/at/technikumwien/movies/StudioResource.java

@@ -0,0 +1,71 @@
+package at.technikumwien.movies;
+
+import javax.annotation.security.RolesAllowed;
+import javax.inject.Inject;
+import javax.ws.rs.*;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.UriInfo;
+import java.net.URI;
+import java.util.List;
+
+@Path("/studio")
+@RolesAllowed("MoviesUserRole")
+public class StudioResource {
+    @Inject
+    private MoviesService moviesService;
+
+    @Context
+    private UriInfo uriInfo;
+
+    @GET
+    @Produces({
+            MediaType.APPLICATION_JSON,
+            MediaType.APPLICATION_XML
+    })
+    public List<Studio> retrieveAll() {
+        return moviesService.findAllStudios();
+    }
+
+    @GET
+    @Produces({
+            MediaType.APPLICATION_JSON,
+            MediaType.APPLICATION_XML
+    })
+    @Path("/{id}")
+    public Studio retrieve(@PathParam("id") long id) {
+        return moviesService.findStudioById(id);
+    }
+/*
+    @DELETE
+    @Path("/{id}")
+    public void delete(@PathParam("id") long id) {
+        moviesService.removeStudioById(id);
+    }
+
+    @POST
+    @Consumes({
+            MediaType.APPLICATION_JSON,
+            MediaType.APPLICATION_XML
+    })
+    public Response create(Movie movie) {
+        movie.setId(null); // Make sure that a new movie is added, not overwriting existing one
+        List<Movie> newMovies = moviesService.save(List.of(movie));
+
+        URI location = uriInfo.getAbsolutePathBuilder().path(newMovies.get(0).getId().toString()).build();
+
+        return Response.created(location).build();
+    }
+
+    @PUT
+    @Consumes({
+            MediaType.APPLICATION_JSON,
+            MediaType.APPLICATION_XML
+    })
+    @Path("/{id}")
+    public void update(@PathParam("id") long id, Movie movie) {
+        movie.setId(id); // Make sure that a new movie is added, not overwriting existing one
+        moviesService.save(List.of(movie));
+    }*/
+}