Examples with AnnotationDB org.scannotation.AnnotationDB used on opensource projects

Example 1 with AnnotationDB

use of org.scannotation.AnnotationDB in project simplejpa by appoxy.

the class EntityManagerFactoryImpl method scanClasses.

private void scanClasses(Set<String> libsToScan) {
    try {
        logger.info("Scanning for entity classes...");
        URL[] urls;
        try {
            urls = ClasspathUrlFinder.findClassPaths();
        } catch (Exception e) {
            System.err.println("CAUGHT");
            e.printStackTrace();
            urls = new URL[0];
        }
        if (libsToScan != null) {
            URL[] urls2 = new URL[urls.length + libsToScan.size()];
            System.arraycopy(urls, 0, urls2, 0, urls.length);
            // urls = new URL[libsToScan.size()];
            int count = 0;
            for (String s : libsToScan) {
                logger.fine("libinset=" + s);
                urls2[count + urls.length] = new File(s).toURL();
                count++;
            }
            urls = urls2;
        }
        logger.info("classpath=" + System.getProperty("java.class.path"));
        for (URL url : urls) {
            logger.info("Scanning: " + url.toString());
        }
        if (logger.isLoggable(Level.FINE)) {
            logger.fine("classpath urls:");
            for (URL url : urls) {
                logger.fine(url.toString());
            }
        }
        AnnotationDB annotationDB = new AnnotationDB();
        annotationDB.scanArchives(urls);
        entities = annotationDB.getAnnotationIndex().get(Entity.class.getName());
        if (entities != null) {
            for (String entity : entities) {
                initEntity(entity);
            }
        }
        logger.info("Finished scanning for entity classes.");
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

Example 2 with AnnotationDB

use of org.scannotation.AnnotationDB in project simplejpa by appoxy.

the class AnnotationTests method findAnnotations.

@Test
public void findAnnotations() throws IOException {
    // scan java.class.path
    URL[] urls = ClasspathUrlFinder.findClassPaths();
    AnnotationDB db = new AnnotationDB();
    db.scanArchives(urls);
    Set<String> entities = db.getAnnotationIndex().get(Entity.class.getName());
    for (String entity : entities) {
        System.out.println("entity=" + entity);
    }
}

Example 3 with AnnotationDB

use of org.scannotation.AnnotationDB in project sling by apache.

the class GenerateAdapterMetadataMojo method execute.

public void execute() throws MojoExecutionException, MojoFailureException {
    try {
        final Map<String, Object> descriptor = new HashMap<>();
        final AnnotationDB annotationDb = new AnnotationDB();
        annotationDb.scanArchives(buildOutputDirectory.toURI().toURL());
        final Set<String> annotatedClassNames = new HashSet<String>();
        addAnnotatedClasses(annotationDb, annotatedClassNames, Adaptable.class);
        addAnnotatedClasses(annotationDb, annotatedClassNames, Adaptables.class);
        for (final String annotatedClassName : annotatedClassNames) {
            getLog().info(String.format("found adaptable annotation on %s", annotatedClassName));
            final String pathToClassFile = annotatedClassName.replace('.', '/') + ".class";
            final File classFile = new File(buildOutputDirectory, pathToClassFile);
            final FileInputStream input = new FileInputStream(classFile);
            final ClassReader classReader;
            try {
                classReader = new ClassReader(input);
            } finally {
                input.close();
            }
            final ClassNode classNode = new ClassNode();
            classReader.accept(classNode, SKIP_CODE | SKIP_DEBUG | SKIP_FRAMES);
            @SuppressWarnings("unchecked") final List<AnnotationNode> annotations = classNode.invisibleAnnotations;
            for (final AnnotationNode annotation : annotations) {
                if (ADAPTABLE_DESC.equals(annotation.desc)) {
                    parseAdaptableAnnotation(annotation, classNode, descriptor);
                } else if (ADAPTABLES_DESC.equals(annotation.desc)) {
                    parseAdaptablesAnnotation(annotation, classNode, descriptor);
                }
            }
        }
        final File outputFile = new File(outputDirectory, fileName);
        outputFile.getParentFile().mkdirs();
        try (FileWriter writer = new FileWriter(outputFile);
            JsonWriter jsonWriter = Json.createWriter(writer)) {
            jsonWriter.writeObject(JsonSupport.toJson(descriptor));
        }
        addResource();
    } catch (IOException e) {
        throw new MojoExecutionException("Unable to generate metadata", e);
    } catch (JsonException e) {
        throw new MojoExecutionException("Unable to generate metadata", e);
    }
}

Example 4 with AnnotationDB

use of org.scannotation.AnnotationDB in project compiler by boalang.

the class SymbolTable method importLibs.

private static void importLibs(final List<URL> urls) throws IOException {
    // load built-in functions
    final Class<?>[] builtinFuncs = { boa.functions.BoaAstIntrinsics.class, boa.functions.BoaGraphIntrinsics.class, boa.functions.BoaIntrinsics.class, boa.functions.BoaMetricIntrinsics.class, boa.functions.BoaModifierIntrinsics.class, boa.functions.BoaCasts.class, boa.functions.BoaMathIntrinsics.class, boa.functions.BoaSortIntrinsics.class, boa.functions.BoaSpecialIntrinsics.class, boa.functions.BoaStringIntrinsics.class, boa.functions.BoaTimeIntrinsics.class };
    for (final Class<?> c : builtinFuncs) importFunctions(c);
    // load built-in aggregators
    final Class<?>[] builtinAggs = { boa.aggregators.BottomAggregator.class, boa.aggregators.CollectionAggregator.class, boa.aggregators.ConfidenceIntervalAggregator.class, boa.aggregators.DistinctAggregator.class, boa.aggregators.FloatHistogramAggregator.class, boa.aggregators.FloatMeanAggregator.class, boa.aggregators.FloatQuantileAggregator.class, boa.aggregators.FloatSumAggregator.class, boa.aggregators.GraphAggregator.class, boa.aggregators.GraphvizAggregator.class, boa.aggregators.IntHistogramAggregator.class, boa.aggregators.IntMeanAggregator.class, boa.aggregators.IntQuantileAggregator.class, boa.aggregators.IntSumAggregator.class, boa.aggregators.KurtosisAggregator.class, boa.aggregators.LogAggregator.class, boa.aggregators.MaximumAggregator.class, boa.aggregators.MedianAggregator.class, boa.aggregators.MinimumAggregator.class, boa.aggregators.SetAggregator.class, boa.aggregators.SkewnessAggregator.class, boa.aggregators.StatisticsAggregator.class, boa.aggregators.StDevAggregator.class, boa.aggregators.TopAggregator.class, boa.aggregators.UniqueAggregator.class, boa.aggregators.VarianceAggregator.class };
    for (final Class<?> c : builtinAggs) importAggregator(c);
    // also check any libs passed into the compiler
    if (urls.size() > 0) {
        final AnnotationDB db = new AnnotationDB();
        db.setScanMethodAnnotations(true);
        db.setScanClassAnnotations(true);
        for (final URL url : urls) db.scanArchives(url);
        final Map<String, Set<String>> annotationIndex = db.getAnnotationIndex();
        for (final String s : annotationIndex.get(AggregatorSpec.class.getCanonicalName())) importAggregator(s);
        for (final String s : annotationIndex.get(FunctionSpec.class.getCanonicalName())) importFunctions(s);
    }
}