Examples with LazyGenerator org.stjs.generator.utils.LazyGenerationClassResolver.LazyGenerator used on opensource projects

Example 1 with LazyGenerator

use of org.stjs.generator.utils.LazyGenerationClassResolver.LazyGenerator in project st-js by st-js.

the class AbstractStjsTest method executeOrGenerate.

/**
 * @return the javascript code generator from the given class
 */
private Object executeOrGenerate(Class<?> clazz, boolean execute, boolean withSourceMap, GeneratorConfiguration extraConfig) {
    File generationPath = new File("target", TEMP_GENERATION_PATH);
    // which fucks up URI.resolve
    if (!generationPath.exists() && !generationPath.mkdirs()) {
        throw new STJSRuntimeException("Unable to create generation directory");
    }
    GenerationDirectory generationFolder = new GenerationDirectory(generationPath, new File(TEMP_GENERATION_PATH), generationPath.toURI());
    final File sourcePath = new File("src/test/java");
    File resourcePath = new File("src/test/resources");
    ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
    GeneratorConfiguration config = // 
    new GeneratorConfigurationBuilder(extraConfig).allowedPackage(// 
    "org.stjs.javascript").allowedPackage(// 
    "org.stjs.generator").allowedPackage(// 
    clazz.getPackage().getName()).sourceEncoding("UTF-8").generateSourceMap(// 
    withSourceMap).stjsClassLoader(// 
    classLoader).generationFolder(generationFolder).targetFolder(new File("target", "test-classes")).classResolver(new LazyGenerationClassResolver(classLoader, new LazyGenerator() {

        @Override
        public ClassWithJavascript generateJavaScript(String className) {
            return generator.generateJavascript(className, sourcePath);
        }
    })).build();
    // 
    this.generator = new Generator(config);
    ClassWithJavascript stjsClass = this.generator.generateJavascript(clazz.getName(), sourcePath);
    Timers.start("js-exec");
    List<File> javascriptFiles = new ArrayList<File>();
    try {
        File jsFile = new File(stjsClass.getJavascriptFiles().get(0).getPath());
        String content = Files.toString(jsFile, Charset.defaultCharset());
        List<ClassWithJavascript> allDeps = new DependencyCollector().orderAllDependencies(stjsClass);
        for (ClassWithJavascript dep : allDeps) {
            for (URI js : dep.getJavascriptFiles()) {
                if (dep instanceof BridgeClass) {
                    javascriptFiles.add(new File(resourcePath, js.getPath()));
                } else {
                    javascriptFiles.add(new File(js.getPath()));
                }
            }
        }
        ExecutionResult execResult = new RhinoExecutor().run(javascriptFiles, !execute);
        if (execute) {
            return execResult.getResult();
        }
        return content;
    } catch (IOException e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    } catch (ScriptException ex) {
        // display the generated code in case of exception
        for (File file : javascriptFiles) {
            displayWithLines(file);
        }
        throw new STJSRuntimeException(ex);
    } finally {
        Timers.end("js-exec");
    }
}