Examples with Engine io.aklivity.zilla.runtime.engine.Engine used on opensource projects

Example 1 with Engine

use of io.aklivity.zilla.runtime.engine.Engine in project zilla by aklivity.

the class ZillaStartCommand method run.

@Override
public void run() {
    Runtime runtime = getRuntime();
    Properties props = new Properties();
    props.setProperty(ENGINE_DIRECTORY.name(), ".zilla/engine");
    Path path = Paths.get(properties != null ? properties : OPTION_PROPERTIES_DEFAULT);
    if (Files.exists(path) || properties != null) {
        try {
            props.load(Files.newInputStream(path));
        } catch (IOException ex) {
            System.out.println("Failed to load properties: " + path);
            rethrowUnchecked(ex);
        }
    }
    if (workers >= 0) {
        props.setProperty(ENGINE_WORKERS.name(), Integer.toString(workers));
    }
    if (verbose) {
        props.setProperty(ENGINE_VERBOSE.name(), Boolean.toString(verbose));
    }
    EngineConfiguration config = new EngineConfiguration(props);
    Consumer<Throwable> report = exceptions ? e -> e.printStackTrace(System.err) : e -> System.err.println(e.getMessage());
    try (Engine engine = Engine.builder().config(config).configURL(configURL.toURL()).errorHandler(this::onError).build()) {
        engine.start().get();
        System.out.println("started");
        runtime.addShutdownHook(new Thread(this::onShutdown));
        stop.await();
        errors.forEach(report);
        System.out.println("stopped");
        stopped.countDown();
    } catch (Throwable ex) {
        System.out.println("error");
        rethrowUnchecked(ex);
    }
}

Example 2 with Engine

use of io.aklivity.zilla.runtime.engine.Engine in project zilla by aklivity.

the class EngineRule method apply.

@Override
public Statement apply(Statement base, Description description) {
    Class<?> testClass = description.getTestClass();
    final String testMethod = description.getMethodName().replaceAll("\\[.*\\]", "");
    try {
        Configure[] configures = testClass.getDeclaredMethod(testMethod).getAnnotationsByType(Configure.class);
        Arrays.stream(configures).forEach(p -> properties.setProperty(p.name(), p.value()));
        Configuration config = description.getAnnotation(Configuration.class);
        if (config != null) {
            if (configurationRoot != null) {
                String resourceName = String.format("%s/%s", configurationRoot, config.value());
                configURL = testClass.getClassLoader().getResource(resourceName);
            } else {
                String resourceName = String.format("%s-%s", testClass.getSimpleName(), config.value());
                configURL = testClass.getResource(resourceName);
            }
        }
        cleanup();
    } catch (Exception e) {
        LangUtil.rethrowUnchecked(e);
    }
    return new Statement() {

        @Override
        public void evaluate() throws Throwable {
            EngineConfiguration config = configuration();
            final Thread baseThread = Thread.currentThread();
            final List<Throwable> errors = new ArrayList<>();
            final ErrorHandler errorHandler = ex -> {
                errors.add(ex);
                baseThread.interrupt();
            };
            engine = builder.config(config).configURL(configURL).errorHandler(errorHandler).build();
            try {
                engine.start().get();
                base.evaluate();
            } catch (Throwable t) {
                errors.add(t);
            } finally {
                try {
                    engine.close();
                } catch (Throwable t) {
                    errors.add(t);
                } finally {
                    assertEmpty(errors);
                }
            }
        }
    };
}

Example 3 with Engine

use of io.aklivity.zilla.runtime.engine.Engine in project zilla by aklivity.

the class EngineTest method shouldConfigure.

@Test
public void shouldConfigure() throws Exception {
    String resource = String.format("%s-%s.json", getClass().getSimpleName(), "configure");
    URL configURL = getClass().getResource(resource);
    List<Throwable> errors = new LinkedList<>();
    try (Engine engine = Engine.builder().config(config).configURL(configURL).errorHandler(errors::add).build()) {
        engine.start().get();
        EngineStats stats = engine.stats("default", "test0");
        assertEquals(0L, stats.initialOpens());
        assertEquals(0L, stats.initialCloses());
        assertEquals(0L, stats.initialErrors());
        assertEquals(0L, stats.initialBytes());
        assertEquals(0L, stats.replyOpens());
        assertEquals(0L, stats.replyCloses());
        assertEquals(0L, stats.replyErrors());
        assertEquals(0L, stats.replyBytes());
    } catch (Throwable ex) {
        errors.add(ex);
    } finally {
        assertThat(errors, empty());
    }
}

Example 4 with Engine

use of io.aklivity.zilla.runtime.engine.Engine in project zilla by aklivity.

the class EngineTest method shouldNotConfigureDuplicateKey.

@Test
public void shouldNotConfigureDuplicateKey() throws Exception {
    String resource = String.format("%s-%s.json.broken", getClass().getSimpleName(), "duplicate-key");
    URL configURL = getClass().getResource(resource);
    List<Throwable> errors = new LinkedList<>();
    try (Engine engine = Engine.builder().config(config).configURL(configURL).errorHandler(errors::add).build()) {
        engine.start().get();
    } catch (Throwable ex) {
        errors.add(ex);
    } finally {
        assertThat(errors, not(empty()));
    }
}