Examples with MustacheFactory com.github.mustachejava.MustacheFactory used on opensource projects

Example 1 with MustacheFactory

use of com.github.mustachejava.MustacheFactory in project elasticsearch by elastic.

the class MustacheScriptEngineService method compile.

/**
     * Compile a template string to (in this case) a Mustache object than can
     * later be re-used for execution to fill in missing parameter values.
     *
     * @param templateSource a string representing the template to compile.
     * @return a compiled template object for later execution.
     * */
@Override
public Object compile(String templateName, String templateSource, Map<String, String> params) {
    final MustacheFactory factory = createMustacheFactory(params);
    Reader reader = new FastStringReader(templateSource);
    return factory.compile(reader, "query-template");
}

Example 2 with MustacheFactory

use of com.github.mustachejava.MustacheFactory in project error-prone by google.

the class BugPatternFileGenerator method processLine.

@Override
public boolean processLine(String line) throws IOException {
    BugPatternInstance pattern = new Gson().fromJson(line, BugPatternInstance.class);
    result.add(pattern);
    // replace spaces in filename with underscores
    Path checkPath = Paths.get(pattern.name.replace(' ', '_') + ".md");
    try (Writer writer = Files.newBufferedWriter(outputDir.resolve(checkPath), UTF_8)) {
        // load side-car explanation file, if it exists
        Path sidecarExplanation = explanationDir.resolve(checkPath);
        if (Files.exists(sidecarExplanation)) {
            if (!pattern.explanation.isEmpty()) {
                throw new AssertionError(String.format("%s specifies an explanation via @BugPattern and side-car", pattern.name));
            }
            pattern.explanation = new String(Files.readAllBytes(sidecarExplanation), UTF_8).trim();
        }
        // Construct an appropriate page for this {@code BugPattern}. Include altNames if
        // there are any, and explain the correct way to suppress.
        ImmutableMap.Builder<String, Object> templateData = ImmutableMap.<String, Object>builder().put("category", pattern.category).put("severity", pattern.severity).put("name", pattern.name).put("summary", pattern.summary.trim()).put("altNames", Joiner.on(", ").join(pattern.altNames)).put("explanation", pattern.explanation.trim());
        if (baseUrl != null) {
            templateData.put("baseUrl", baseUrl);
        }
        if (generateFrontMatter) {
            Map<String, String> frontmatterData = ImmutableMap.<String, String>builder().put("title", pattern.name).put("summary", pattern.summary).put("layout", "bugpattern").put("category", pattern.category.toString()).put("severity", pattern.severity.toString()).build();
            DumperOptions options = new DumperOptions();
            options.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK);
            Yaml yaml = new Yaml(options);
            Writer yamlWriter = new StringWriter();
            yamlWriter.write("---\n");
            yaml.dump(frontmatterData, yamlWriter);
            yamlWriter.write("---\n");
            templateData.put("frontmatter", yamlWriter.toString());
        }
        if (pattern.documentSuppression) {
            String suppression;
            switch(pattern.suppressibility) {
                case SUPPRESS_WARNINGS:
                    suppression = String.format("Suppress false positives by adding an `@SuppressWarnings(\"%s\")` " + "annotation to the enclosing element.", pattern.name);
                    break;
                case CUSTOM_ANNOTATION:
                    if (pattern.customSuppressionAnnotations.length == 1) {
                        suppression = String.format("Suppress false positives by adding the custom suppression annotation " + "`@%s` to the enclosing element.", pattern.customSuppressionAnnotations[0]);
                    } else {
                        suppression = String.format("Suppress false positives by adding one of these custom suppression " + "annotations to the enclosing element: %s", COMMA_JOINER.join(Lists.transform(Arrays.asList(pattern.customSuppressionAnnotations), ANNOTATE_AND_CODIFY)));
                    }
                    break;
                case UNSUPPRESSIBLE:
                    suppression = "This check may not be suppressed.";
                    break;
                default:
                    throw new AssertionError(pattern.suppressibility);
            }
            templateData.put("suppression", suppression);
        }
        MustacheFactory mf = new DefaultMustacheFactory();
        Mustache mustache = mf.compile("com/google/errorprone/resources/bugpattern.mustache");
        mustache.execute(writer, templateData.build());
        if (pattern.generateExamplesFromTestCases) {
            // Example filename must match example pattern.
            List<Path> examplePaths = new ArrayList<>();
            Filter<Path> filter = new ExampleFilter(pattern.className.substring(pattern.className.lastIndexOf('.') + 1));
            findExamples(examplePaths, exampleDirBase, filter);
            List<ExampleInfo> exampleInfos = FluentIterable.from(examplePaths).transform(new PathToExampleInfo(pattern.className)).toSortedList(new Comparator<ExampleInfo>() {

                @Override
                public int compare(ExampleInfo first, ExampleInfo second) {
                    return first.name().compareTo(second.name());
                }
            });
            Collection<ExampleInfo> positiveExamples = Collections2.filter(exampleInfos, IS_POSITIVE);
            Collection<ExampleInfo> negativeExamples = Collections2.filter(exampleInfos, not(IS_POSITIVE));
            if (!exampleInfos.isEmpty()) {
                writer.write("\n----------\n\n");
                if (!positiveExamples.isEmpty()) {
                    writer.write("### Positive examples\n");
                    for (ExampleInfo positiveExample : positiveExamples) {
                        writeExample(positiveExample, writer);
                    }
                }
                if (!negativeExamples.isEmpty()) {
                    writer.write("### Negative examples\n");
                    for (ExampleInfo negativeExample : negativeExamples) {
                        writeExample(negativeExample, writer);
                    }
                }
            }
        }
    }
    return true;
}

Example 3 with MustacheFactory

use of com.github.mustachejava.MustacheFactory in project Anserini by castorini.

the class TweetServlet method doGet.

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    if (request.getRequestURI().equals("/search")) {
        response.setStatus(HttpServletResponse.SC_OK);
        response.setContentType("text/html");
        request.setCharacterEncoding("UTF-8");
        Query q;
        try {
            q = new QueryParser(StatusField.TEXT.name, TweetSearcher.ANALYZER).parse(request.getParameter("query"));
            try {
                reader = DirectoryReader.open(TweetSearcher.indexWriter, true, true);
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            IndexReader newReader = DirectoryReader.openIfChanged((DirectoryReader) reader, TweetSearcher.indexWriter, true);
            if (newReader != null) {
                reader.close();
                reader = newReader;
            }
            IndexSearcher searcher = new IndexSearcher(reader);
            int topN;
            if (request.getParameter("top") != null) {
                topN = Integer.parseInt(request.getParameter("top"));
            } else {
                // TODO configurable, default(parameter unspecified in url) topN = 20
                topN = 20;
            }
            TopScoreDocCollector collector = TopScoreDocCollector.create(topN);
            searcher.search(q, collector);
            ScoreDoc[] hits = collector.topDocs().scoreDocs;
            TweetHits tweetHits = new TweetHits(request.getParameter("query"), hits.length);
            for (int i = 0; i < hits.length; ++i) {
                int docId = hits[i].doc;
                Document d = searcher.doc(docId);
                tweetHits.addHit(i, String.valueOf(d.get(StatusField.ID.name)));
            }
            MustacheFactory mf = new DefaultMustacheFactory();
            Mustache mustache = mf.compile(MustacheTemplatePath);
            mustache.execute(response.getWriter(), tweetHits).flush();
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } else {
        response.setStatus(HttpServletResponse.SC_NOT_FOUND);
    }
}

Example 4 with MustacheFactory

use of com.github.mustachejava.MustacheFactory in project dropwizard by dropwizard.

the class MustacheViewRenderer method render.

@Override
public void render(View view, Locale locale, OutputStream output) throws IOException {
    try {
        final MustacheFactory mustacheFactory = useCache ? factories.get(view.getClass()) : createNewMustacheFactory(view.getClass());
        final Mustache template = mustacheFactory.compile(view.getTemplateName());
        final Charset charset = view.getCharset().orElse(StandardCharsets.UTF_8);
        try (OutputStreamWriter writer = new OutputStreamWriter(output, charset)) {
            template.execute(writer, view);
        }
    } catch (Throwable e) {
        throw new ViewRenderException("Mustache template error: " + view.getTemplateName(), e);
    }
}

Example 5 with MustacheFactory

use of com.github.mustachejava.MustacheFactory in project error-prone by google.

the class BugPatternIndexWriter method dump.

void dump(Collection<BugPatternInstance> patterns, Writer w, Target target, Set<String> enabledChecks) throws IOException {
    // (Default, Severity) -> [Pattern...]
    SortedSetMultimap<IndexEntry, MiniDescription> sorted = TreeMultimap.create(Comparator.comparing(IndexEntry::onByDefault).reversed().thenComparing(IndexEntry::severity), Comparator.comparing(MiniDescription::name));
    for (BugPatternInstance pattern : patterns) {
        sorted.put(IndexEntry.create(enabledChecks.contains(pattern.name), pattern.severity), MiniDescription.create(pattern));
    }
    Map<String, Object> templateData = new HashMap<>();
    List<Map<String, Object>> bugpatternData = Multimaps.asMap(sorted).entrySet().stream().map(e -> ImmutableMap.of("category", e.getKey().asCategoryHeader(), "checks", e.getValue())).collect(Collectors.toCollection(ArrayList::new));
    templateData.put("bugpatterns", bugpatternData);
    if (target == Target.EXTERNAL) {
        Map<String, String> frontmatterData = ImmutableMap.<String, String>builder().put("title", "Bug Patterns").put("layout", "bugpatterns").build();
        DumperOptions options = new DumperOptions();
        options.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK);
        Yaml yaml = new Yaml(options);
        Writer yamlWriter = new StringWriter();
        yamlWriter.write("---\n");
        yaml.dump(frontmatterData, yamlWriter);
        yamlWriter.write("---\n");
        templateData.put("frontmatter", yamlWriter.toString());
        MustacheFactory mf = new DefaultMustacheFactory();
        Mustache mustache = mf.compile("com/google/errorprone/resources/bugpatterns_external.mustache");
        mustache.execute(w, templateData);
    } else {
        MustacheFactory mf = new DefaultMustacheFactory();
        Mustache mustache = mf.compile("com/google/errorprone/resources/bugpatterns_internal.mustache");
        mustache.execute(w, templateData);
    }
}