Examples with GeneratedClassBuildItem io.quarkus.deployment.builditem.GeneratedClassBuildItem used on opensource projects

Example 1 with GeneratedClassBuildItem

use of io.quarkus.deployment.builditem.GeneratedClassBuildItem in project quarkus-github-app by quarkiverse.

the class GitHubAppProcessor method generateClasses.

@BuildStep
void generateClasses(CombinedIndexBuildItem combinedIndex, LaunchModeBuildItem launchMode, BuildProducer<AdditionalBeanBuildItem> additionalBeans, BuildProducer<GeneratedBeanBuildItem> generatedBeans, BuildProducer<GeneratedClassBuildItem> generatedClasses, BuildProducer<ReflectiveClassBuildItem> reflectiveClasses, BuildProducer<AnnotationsTransformerBuildItem> annotationsTransformer) {
    Collection<EventDefinition> allEventDefinitions = getAllEventDefinitions(combinedIndex.getIndex());
    // Add @Vetoed to all the user-defined event listening classes
    annotationsTransformer.produce(new AnnotationsTransformerBuildItem(new VetoUserDefinedEventListeningClassesAnnotationsTransformer(allEventDefinitions.stream().map(d -> d.getAnnotation()).collect(Collectors.toSet()))));
    // Add the qualifiers as beans
    String[] subscriberAnnotations = allEventDefinitions.stream().map(d -> d.getAnnotation().toString()).toArray(String[]::new);
    additionalBeans.produce(new AdditionalBeanBuildItem(subscriberAnnotations));
    DispatchingConfiguration dispatchingConfiguration = getDispatchingConfiguration(combinedIndex.getIndex(), allEventDefinitions);
    ClassOutput classOutput = new GeneratedClassGizmoAdaptor(generatedClasses, true);
    generateAnnotationLiterals(classOutput, dispatchingConfiguration);
    ClassOutput beanClassOutput = new GeneratedBeanGizmoAdaptor(generatedBeans);
    generateDispatcher(beanClassOutput, combinedIndex, launchMode, dispatchingConfiguration, reflectiveClasses);
    generateMultiplexers(beanClassOutput, dispatchingConfiguration, reflectiveClasses);
}

Example 2 with GeneratedClassBuildItem

use of io.quarkus.deployment.builditem.GeneratedClassBuildItem in project camel-quarkus by apache.

the class XsltProcessor method xsltResources.

@BuildStep
void xsltResources(CamelXsltConfig config, BuildProducer<XsltGeneratedClassBuildItem> generatedNames, BuildProducer<GeneratedClassBuildItem> generatedClasses, BuildProducer<UriResolverEntryBuildItem> uriResolverEntries) throws Exception {
    final Path destination = Files.createTempDirectory(XsltFeature.FEATURE);
    final Set<String> translets = new LinkedHashSet<>();
    try {
        final BuildTimeUriResolver resolver = new BuildTimeUriResolver();
        for (String uri : config.sources.orElse(Collections.emptyList())) {
            ResolutionResult resolvedUri = resolver.resolve(uri);
            uriResolverEntries.produce(resolvedUri.toBuildItem());
            if (translets.contains(resolvedUri.transletClassName)) {
                throw new RuntimeException("XSLT translet name clash: cannot add '" + resolvedUri.transletClassName + "' to previously added translets " + translets);
            }
            translets.add(resolvedUri.transletClassName);
            try {
                TransformerFactory tf = new XalanTransformerFactory();
                for (Map.Entry<String, Boolean> entry : config.features.entrySet()) {
                    tf.setFeature(entry.getKey(), entry.getValue());
                }
                tf.setAttribute("generate-translet", true);
                tf.setAttribute("translet-name", resolvedUri.transletClassName);
                tf.setAttribute("package-name", config.packageName);
                tf.setAttribute("destination-directory", destination.toString());
                tf.setErrorListener(new CamelXsltErrorListener());
                tf.newTemplates(resolvedUri.source);
            } catch (TransformerException e) {
                throw new RuntimeException("Could not compile XSLT " + uri, e);
            }
        }
        Files.walk(destination).sorted(Comparator.reverseOrder()).filter(Files::isRegularFile).filter(path -> path.toString().endsWith(".class")).forEach(path -> {
            try {
                final Path rel = destination.relativize(path);
                final String fqcn = StringUtils.removeEnd(rel.toString(), ".class").replace(File.separatorChar, '.');
                final byte[] data = Files.readAllBytes(path);
                generatedClasses.produce(new GeneratedClassBuildItem(false, fqcn, data));
                generatedNames.produce(new XsltGeneratedClassBuildItem(fqcn));
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        });
    } finally {
        Files.walk(destination).sorted(Comparator.reverseOrder()).map(Path::toFile).forEach(File::delete);
    }
}

Example 3 with GeneratedClassBuildItem

use of io.quarkus.deployment.builditem.GeneratedClassBuildItem in project camel-quarkus by apache.

the class CSimpleProcessor method compileCSimpleExpressions.

@BuildStep
void compileCSimpleExpressions(List<CSimpleExpressionSourceBuildItem> expressionSources, BuildProducer<CompiledCSimpleExpressionBuildItem> compiledCSimpleExpression, BuildProducer<GeneratedClassBuildItem> generatedClasses) throws IOException {
    if (!expressionSources.isEmpty()) {
        final Set<String> imports = new TreeSet<>();
        final Map<String, String> aliases = new LinkedHashMap<>();
        final ClassLoader loader = Thread.currentThread().getContextClassLoader();
        if (!(loader instanceof QuarkusClassLoader)) {
            throw new IllegalStateException(QuarkusClassLoader.class.getSimpleName() + " expected as the context class loader");
        }
        final QuarkusClassLoader quarkusClassLoader = (QuarkusClassLoader) loader;
        readConfig(imports, aliases, loader);
        final CSimpleCodeGenerator generator = new CSimpleCodeGenerator();
        generator.setAliases(aliases);
        generator.setImports(imports);
        final Path projectDir = Paths.get(".").toAbsolutePath().normalize();
        final Path csimpleGeneratedSourceDir = projectDir.resolve("target/generated/csimple");
        Files.createDirectories(csimpleGeneratedSourceDir);
        final Set<File> filesToCompile = new LinkedHashSet<>();
        /* We do not want to compile the same source twice, so we store here what we have compiled already */
        final Map<Boolean, Set<String>> compiledExpressions = new HashMap<>();
        compiledExpressions.put(true, new HashSet<>());
        compiledExpressions.put(false, new HashSet<>());
        /* Generate Java classes for the language expressions */
        for (CSimpleExpressionSourceBuildItem expr : expressionSources) {
            final boolean predicate = expr.isPredicate();
            final String script = expr.getSourceCode();
            if (!compiledExpressions.get(predicate).contains(script)) {
                final CSimpleGeneratedCode code = predicate ? generator.generatePredicate(expr.getClassNameBase(), script) : generator.generateExpression(expr.getClassNameBase(), script);
                compiledCSimpleExpression.produce(new CompiledCSimpleExpressionBuildItem(code.getCode(), predicate, code.getFqn()));
                final Path javaCsimpleFile = csimpleGeneratedSourceDir.resolve(code.getFqn().replace('.', '/') + ".java");
                Files.createDirectories(javaCsimpleFile.getParent());
                Files.write(javaCsimpleFile, code.getCode().getBytes(StandardCharsets.UTF_8));
                filesToCompile.add(javaCsimpleFile.toFile());
                compiledExpressions.get(predicate).add(script);
            }
        }
        final Path csimpleClassesDir = projectDir.resolve("target/csimple-classes");
        Files.createDirectories(csimpleClassesDir);
        /* Compile the generated sources */
        try (JavaCompilationProvider compiler = new JavaCompilationProvider()) {
            final Context context = compilationContext(projectDir, csimpleClassesDir, quarkusClassLoader);
            compiler.compile(filesToCompile, context);
        }
        /* Register the compiled classes via Quarkus GeneratedClassBuildItem */
        try (Stream<Path> classFiles = Files.walk(csimpleClassesDir)) {
            classFiles.filter(Files::isRegularFile).filter(p -> p.getFileName().toString().endsWith(CLASS_EXT)).forEach(p -> {
                final Path relPath = csimpleClassesDir.relativize(p);
                String className = FileUtils.nixifyPath(relPath.toString());
                className = className.substring(0, className.length() - CLASS_EXT.length());
                try {
                    final GeneratedClassBuildItem item = new GeneratedClassBuildItem(true, className, Files.readAllBytes(p));
                    generatedClasses.produce(item);
                } catch (IOException e) {
                    throw new RuntimeException("Could not read " + p);
                }
            });
        }
    }
}

Example 4 with GeneratedClassBuildItem

use of io.quarkus.deployment.builditem.GeneratedClassBuildItem in project quarkus-github-action by quarkiverse.

the class GitHubActionProcessor method generateClasses.

@BuildStep
void generateClasses(CombinedIndexBuildItem combinedIndex, LaunchModeBuildItem launchMode, BuildProducer<AdditionalBeanBuildItem> additionalBeans, BuildProducer<GeneratedBeanBuildItem> generatedBeans, BuildProducer<GeneratedClassBuildItem> generatedClasses, BuildProducer<ReflectiveClassBuildItem> reflectiveClasses, BuildProducer<AnnotationsTransformerBuildItem> annotationsTransformer) {
    Collection<EventDefinition> allEventDefinitions = getAllEventDefinitions(combinedIndex.getIndex());
    // Add @Vetoed to all the user-defined event listening classes
    annotationsTransformer.produce(new AnnotationsTransformerBuildItem(new VetoUserDefinedEventListeningClassesAnnotationsTransformer(allEventDefinitions.stream().map(d -> d.getAnnotation()).collect(Collectors.toSet()))));
    // Add the qualifiers as beans
    String[] subscriberAnnotations = allEventDefinitions.stream().map(d -> d.getAnnotation().toString()).toArray(String[]::new);
    additionalBeans.produce(new AdditionalBeanBuildItem(subscriberAnnotations));
    additionalBeans.produce(new AdditionalBeanBuildItem(Action.class));
    DispatchingConfiguration dispatchingConfiguration = getDispatchingConfiguration(combinedIndex.getIndex(), allEventDefinitions);
    ClassOutput classOutput = new GeneratedClassGizmoAdaptor(generatedClasses, true);
    generateAnnotationLiterals(classOutput, dispatchingConfiguration);
    ClassOutput beanClassOutput = new GeneratedBeanGizmoAdaptor(generatedBeans);
    generatePayloadTypeResolver(beanClassOutput, reflectiveClasses, allEventDefinitions);
    generateActionMain(beanClassOutput, combinedIndex, launchMode, dispatchingConfiguration, reflectiveClasses);
    generateMultiplexers(beanClassOutput, dispatchingConfiguration, reflectiveClasses);
}