Examples with Viewable org.apache.stanbol.commons.web.viewable.Viewable used on opensource projects

Example 11 with Viewable

use of org.apache.stanbol.commons.web.viewable.Viewable in project stanbol by apache.

the class RootResource method performLoadOntology.

protected ResponseBuilder performLoadOntology(MultiPartBody data, HttpHeaders headers, Origin<?>... keys) {
    log.debug(" post(MultiPartBody data)");
    ResponseBuilder rb = null;
    IRI location = null;
    // If found, it takes precedence over location.
    byte[] file = null;
    String format = null;
    List<OWLOntologyID> aliases = new ArrayList<OWLOntologyID>();
    if (data.getFormFileParameterValues("file").length > 0) {
        file = data.getFormFileParameterValues("file")[0].getContent();
    }
    // else {
    if (data.getTextParameterValues("format").length > 0) {
        String value = data.getTextParameterValues("format")[0];
        if (!value.equals("auto")) {
            format = value;
        }
    }
    if (data.getTextParameterValues("url").length > 0) {
        String value = data.getTextParameterValues("url")[0];
        try {
            // To throw 400 if malformed.
            URI.create(value);
            location = IRI.create(value);
        } catch (Exception ex) {
            log.error("Malformed IRI for " + value, ex);
            throw new WebApplicationException(ex, BAD_REQUEST);
        }
    }
    if (data.getTextParameterValues("alias").length > 0) {
        for (String value : data.getTextParameterValues("alias")) {
            if (!"null".equals(value)) {
                try {
                    aliases.add(OntologyUtils.decode(value));
                } catch (Exception ex) {
                    log.error("Malformed public key for " + value, ex);
                    throw new WebApplicationException(ex, BAD_REQUEST);
                }
            }
        }
    }
    log.debug("Parameters:");
    log.debug("file: {}", file != null && file.length > 0 ? "NOT-NULL" : "null");
    log.trace("file data: {}", file);
    log.debug("url: {}", location);
    log.debug("format: {}", format);
    log.debug("alias: {}", aliases);
    // Then add the file
    OWLOntologyID key = null;
    if (file != null && file.length > 0) {
        /*
             * Because the ontology provider's load method could fail after only one attempt without resetting
             * the stream, we might have to do that ourselves.
             */
        List<String> formats;
        if (format != null && !format.trim().isEmpty()) {
            formats = Collections.singletonList(format);
        } else // The RESTful API has its own list of preferred formats
        {
            formats = Arrays.asList(RDF_XML, TURTLE, X_TURTLE, N3, N_TRIPLE, OWL_XML, FUNCTIONAL_OWL, MANCHESTER_OWL, RDF_JSON);
        }
        log.debug("Will try {} supported formats", formats.size());
        int unsupported = 0, failed = 0;
        Iterator<String> itf = formats.iterator();
        if (!itf.hasNext()) {
            throw new OntologyLoadingException("No suitable format found or defined.");
        }
        do {
            String f = itf.next();
            try {
                // Re-instantiate the stream on every attempt
                InputStream content = new BufferedInputStream(new ByteArrayInputStream(file));
                // ClerezzaOWLUtils.guessOntologyID(new FileInputStream(file), Parser.getInstance(), f);
                OWLOntologyID guessed = OWLUtils.guessOntologyID(content, Parser.getInstance(), f);
                if (guessed != null && !guessed.isAnonymous() && ontologyProvider.hasOntology(guessed)) {
                    rb = Response.status(Status.CONFLICT);
                    this.submitted = guessed;
                    if (headers.getAcceptableMediaTypes().contains(MediaType.TEXT_HTML_TYPE)) {
                        rb.entity(new Viewable("/imports/409.ftl", this));
                        rb.header(HttpHeaders.CONTENT_TYPE, MediaType.TEXT_HTML + "; charset=utf-8");
                    }
                    break;
                } else {
                    content = new BufferedInputStream(new ByteArrayInputStream(file));
                    key = ontologyProvider.loadInStore(content, f, true, keys);
                }
            } catch (UnsupportedFormatException e) {
                log.warn("POST method failed for media type {}. This should not happen (should fail earlier)", headers.getMediaType());
                // rb = Response.status(UNSUPPORTED_MEDIA_TYPE);
                unsupported++;
            } catch (IOException e) {
                log.debug(">>> FAILURE format {} (I/O error)", f);
                failed++;
            } catch (ConcurrentModificationException e) {
                log.error("Exception logged", e);
                failed++;
            } catch (Exception e) {
                // SAXParseException and others
                log.debug(">>> FAILURE format {} (parse error)", f);
                log.debug("Caught exception {} : {}", e.getClass(), e.getLocalizedMessage());
                log.trace("Exception logged", e);
                failed++;
            }
        } while ((key == null) && itf.hasNext());
        if ((key == null || key.isAnonymous()) && rb == null) {
            if (failed > 0) {
                throw new WebApplicationException(BAD_REQUEST);
            } else if (unsupported > 0) {
                throw new WebApplicationException(UNSUPPORTED_MEDIA_TYPE);
            }
        }
    } else if (location != null) {
        try {
            // Here we try every format supported by the Java API
            key = ontologyProvider.loadInStore(location, null, true, keys);
        } catch (Exception e) {
            log.error("Failed to load ontology from " + location, e);
            Throwable cause = e.getCause();
            String html = "<h1>400 Bad Request</h1>" + "<p>Failed to load ontology from <a href=\"" + location + "\" target=\"_blank\">" + location + "</a></p>";
            if (cause != null)
                html += "<p>logged cause was: " + cause.getLocalizedMessage().replace("<", "&lt;").replace(">", "&gt;") + "</p>";
            return Response.status(BAD_REQUEST).type(TEXT_HTML).entity(html);
        }
    } else if (// No content but there are aliases.
    !aliases.isEmpty()) {
        for (Origin<?> origin : keys) {
            if (origin.getReference() instanceof OWLOntologyID) {
                OWLOntologyID primary = ((OWLOntologyID) origin.getReference());
                if (ontologyProvider.getStatus(primary) != org.apache.stanbol.ontologymanager.servicesapi.ontology.OntologyProvider.Status.NO_MATCH) {
                    for (OWLOntologyID alias : aliases) {
                        try {
                            if (ontologyProvider.addAlias(primary, alias) && key == null) {
                                key = alias;
                            }
                        } catch (IllegalArgumentException ex) {
                            log.warn("Cannot add alias");
                            log.warn(" ... ontology key: {}", primary);
                            log.warn(" ... alias: {}", alias);
                            log.warn(" ... reason: ", ex);
                            continue;
                        }
                    }
                }
            }
        }
    } else {
        log.error("Bad request");
        log.error(" file is: {}", file);
        throw new WebApplicationException(BAD_REQUEST);
    }
    if (key != null && !key.isAnonymous()) {
        String uri = OntologyUtils.encode(key);
        if (uri != null && !uri.isEmpty()) {
            rb = Response.ok();
            if (headers.getAcceptableMediaTypes().contains(MediaType.TEXT_HTML_TYPE)) {
                rb.entity(new Viewable("index", this));
                rb.header(HttpHeaders.CONTENT_TYPE, MediaType.TEXT_HTML + "; charset=utf-8");
            }
        } else {
            rb = Response.ok();
        }
    } else if (rb == null) {
        rb = Response.status(Status.INTERNAL_SERVER_ERROR);
    }
    return rb;
}

Example 12 with Viewable

use of org.apache.stanbol.commons.web.viewable.Viewable in project stanbol by apache.

the class ScopeManagerResource method getHtmlInfo.

@GET
@Produces(TEXT_HTML)
public Response getHtmlInfo(@Context HttpHeaders headers) {
    ResponseBuilder rb = Response.ok(new Viewable("index", this));
    rb.header(HttpHeaders.CONTENT_TYPE, TEXT_HTML + "; charset=utf-8");
    //        addCORSOrigin(servletContext, rb, headers);
    return rb.build();
}

Example 13 with Viewable

use of org.apache.stanbol.commons.web.viewable.Viewable in project stanbol by apache.

the class RegistryManagerResource method getHtmlInfo.

@GET
@Produces(value = MediaType.TEXT_HTML)
public Response getHtmlInfo(@Context HttpHeaders headers) {
    ResponseBuilder rb = Response.ok(new Viewable("index", this));
    rb.header(HttpHeaders.CONTENT_TYPE, TEXT_HTML + "; charset=utf-8");
    //        addCORSOrigin(servletContext, rb, headers);
    return rb.build();
}

Example 14 with Viewable

use of org.apache.stanbol.commons.web.viewable.Viewable in project stanbol by apache.

the class RulesResource method showRecipe.

@GET
@Path("/recipe/{recipe:.+}")
@Produces(value = { MediaType.TEXT_HTML })
public Response showRecipe(@PathParam("recipe") String recipeID, @QueryParam("rule") String ruleID, @Context HttpHeaders headers) {
    Recipe recipe;
    Rule rule;
    ResponseBuilder responseBuilder;
    try {
        URI uri = new URI(recipeID);
        if (uri.getScheme() == null) {
            recipeID = "urn:" + recipeID;
            log.info("The recipe ID is a URI without scheme. The ID is set to " + recipeID);
        }
        recipe = ruleStore.getRecipe(new IRI(recipeID));
        if (ruleID != null && !ruleID.isEmpty()) {
            rule = ruleStore.getRule(recipe, new IRI(ruleID));
            RuleList ruleList = new RuleList();
            ruleList.add(rule);
            recipe = new RecipeImpl(recipe.getRecipeID(), recipe.getRecipeDescription(), ruleList);
        }
        responseBuilder = Response.ok(new Viewable("rules", new RulesPrettyPrintResource(uriInfo, recipe)));
    } catch (NoSuchRecipeException e) {
        log.error(e.getMessage(), e);
        responseBuilder = Response.status(Status.NOT_FOUND);
    } catch (RecipeConstructionException e) {
        log.error(e.getMessage(), e);
        responseBuilder = Response.status(Status.NO_CONTENT);
    } catch (NoSuchRuleInRecipeException e) {
        log.error(e.getMessage(), e);
        responseBuilder = Response.status(Status.NOT_FOUND);
    } catch (URISyntaxException e) {
        log.error(e.getMessage(), e);
        responseBuilder = Response.status(Status.NOT_ACCEPTABLE);
    }
    //        addCORSOrigin(servletContext, responseBuilder, headers);
    return responseBuilder.build();
}

Example 15 with Viewable

use of org.apache.stanbol.commons.web.viewable.Viewable in project stanbol by apache.

the class JobsResource method get.

/**
     * GET info about a Background Job
     * 
     * @param id
     * @return Response
     */
@GET
@Path("/{jid}")
public Response get(@PathParam("jid") String id) {
    log.info("Called get() with id {}", id);
    // No id
    if (id == null || id.equals("")) {
        return Response.status(Response.Status.BAD_REQUEST).build();
    }
    JobManager m = jobManager;
    // If the job exists
    if (m.hasJob(id)) {
        log.info("Found job with id {}", id);
        Future<?> f = m.ping(id);
        //this.info = new JobInfoImpl();
        final JobInfo info = new JobInfoImpl();
        if (f.isDone()) {
            // The job is finished
            if (f.isCancelled()) {
                // NOTE: Canceled jobs should never exist. 
                // The web service remove any deleted process from the manager
                // If a process have been canceled programmatically, it cannot be managed by the service anymore 
                // (except for DELETE)
                log.warn("Job with id {} have been canceled. Returning 404 Not found.", id);
                return Response.status(Response.Status.NOT_FOUND).build();
            } else {
                // Job is complete
                info.setFinished();
                info.addMessage("You can remove this job using DELETE");
            }
        } else {
            // the job exists but it is not complete
            info.setRunning();
            info.addMessage("You can interrupt this job using DELETE");
        }
        // Returns 200, the job exists
        info.setOutputLocation(getPublicBaseUri() + m.getResultLocation(id));
        if (isHTML()) {
            // Result as HTML
            return Response.ok(new Viewable("info", new JobsResultData(info))).build();
        } else {
            // Result as application/json, text/plain
            return Response.ok(info).build();
        }
    } else {
        log.info("No job found with id {}", id);
        return Response.status(Response.Status.NOT_FOUND).build();
    }
}