Examples with FrameworkListener org.osgi.framework.FrameworkListener used on opensource projects

Example 1 with FrameworkListener

use of org.osgi.framework.FrameworkListener in project aries by apache.

the class Aries1429Test method testMissingParentChildEdgeTolerated.

@Test
public void testMissingParentChildEdgeTolerated() throws Exception {
    final AtomicBoolean weavingHookCalled = new AtomicBoolean();
    final AtomicReference<FrameworkEvent> frameworkEvent = new AtomicReference<FrameworkEvent>();
    bundleContext.registerService(WeavingHook.class, new WeavingHook() {

        @Override
        public void weave(WovenClass wovenClass) {
            Bundle bundle = wovenClass.getBundleWiring().getBundle();
            if (BUNDLE_A.equals(bundle.getSymbolicName())) {
                wovenClass.getDynamicImports().add("com.acme.tnt");
                weavingHookCalled.set(true);
            }
        }
    }, null);
    Subsystem applicationA = installSubsystemFromFile(APPLICATION_A);
    try {
        removeConnectionWithParent(applicationA);
        BundleContext context = applicationA.getBundleContext();
        Bundle bundleA = context.installBundle(BUNDLE_A, TinyBundles.bundle().add(getClass().getClassLoader().loadClass("a.A"), InnerClassStrategy.NONE).set(Constants.BUNDLE_SYMBOLICNAME, BUNDLE_A).build(TinyBundles.withBnd()));
        bundleContext.addFrameworkListener(new FrameworkListener() {

            @Override
            public void frameworkEvent(FrameworkEvent event) {
                if (FrameworkEvent.ERROR == event.getType() && getSubsystemCoreBundle().equals(event.getBundle())) {
                    frameworkEvent.set(event);
                    if (event.getThrowable() != null) {
                        event.getThrowable().printStackTrace();
                    }
                }
            }
        });
        bundleA.loadClass("a.A");
        assertTrue("Weaving hook not called", weavingHookCalled.get());
        Thread.sleep(1000);
        assertNull("An exception was thrown", frameworkEvent.get());
    } finally {
        uninstallSubsystemSilently(applicationA);
    }
}

Example 2 with FrameworkListener

use of org.osgi.framework.FrameworkListener in project aries by apache.

the class SubsystemTest method assertRefresh.

protected void assertRefresh(Collection<Bundle> bundles) throws InterruptedException {
    FrameworkWiring wiring = getSystemBundleAsFrameworkWiring();
    final AtomicBoolean refreshed = new AtomicBoolean(false);
    wiring.refreshBundles(bundles, new FrameworkListener[] { new FrameworkListener() {

        @Override
        public void frameworkEvent(FrameworkEvent event) {
            if (FrameworkEvent.PACKAGES_REFRESHED == event.getType()) {
                synchronized (refreshed) {
                    refreshed.set(true);
                    refreshed.notify();
                }
            }
        }
    } });
    synchronized (refreshed) {
        refreshed.wait(5000);
    }
    assertTrue("Bundles not refreshed", refreshed.get());
}

Example 3 with FrameworkListener

use of org.osgi.framework.FrameworkListener in project bnd by bndtools.

the class AgentServer method refresh.

public void refresh(boolean async) throws InterruptedException {
    FrameworkWiring f = context.getBundle(0).adapt(FrameworkWiring.class);
    if (f != null) {
        refresh = new CountDownLatch(1);
        f.refreshBundles(null, new FrameworkListener() {

            @Override
            public void frameworkEvent(FrameworkEvent event) {
                refresh.countDown();
            }
        });
        if (async)
            return;
        refresh.await();
    }
}

Example 4 with FrameworkListener

use of org.osgi.framework.FrameworkListener in project bnd by bndtools.

the class Launcher method createFramework.

private Framework createFramework() throws Exception {
    Properties p = new Properties();
    p.putAll(properties);
    File workingdir = null;
    if (parms.storageDir != null)
        workingdir = parms.storageDir;
    else if (parms.keep && parms.name != null) {
        workingdir = new File(bnd, parms.name);
    }
    if (workingdir == null) {
        workingdir = File.createTempFile("osgi.", ".fw");
        final File wd = workingdir;
        Runtime.getRuntime().addShutdownHook(new Thread("launcher::delete temp working dir") {

            public void run() {
                deleteFiles(wd);
            }
        });
    }
    trace("using working dir: %s with keeping=%s", workingdir, parms.keep);
    if (!parms.keep && workingdir.exists()) {
        trace("deleting working dir %s because not kept", workingdir);
        delete(workingdir);
        p.setProperty(Constants.FRAMEWORK_STORAGE_CLEAN, "true");
    }
    IO.mkdirs(workingdir);
    if (!workingdir.isDirectory())
        throw new IllegalArgumentException("Cannot create a working dir: " + workingdir);
    if (System.getProperty(Constants.FRAMEWORK_STORAGE) == null)
        p.setProperty(Constants.FRAMEWORK_STORAGE, workingdir.getAbsolutePath());
    else
        p.setProperty(Constants.FRAMEWORK_STORAGE, System.getProperty(Constants.FRAMEWORK_STORAGE));
    if (parms.systemPackages != null) {
        p.setProperty(Constants.FRAMEWORK_SYSTEMPACKAGES_EXTRA, parms.systemPackages);
        trace("system packages used: %s", parms.systemPackages);
    }
    if (parms.systemCapabilities != null) {
        p.setProperty(FRAMEWORK_SYSTEM_CAPABILITIES_EXTRA, parms.systemCapabilities);
        trace("system capabilities used: %s", parms.systemCapabilities);
    }
    Framework systemBundle;
    if (parms.services) {
        trace("using META-INF/services");
        // 3) framework = null, lookup in META-INF/services
        ClassLoader loader = getClass().getClassLoader();
        // 3) Lookup in META-INF/services
        List<String> implementations = getMetaInfServices(loader, FrameworkFactory.class.getName());
        if (implementations.size() == 0)
            error("Found no fw implementation");
        if (implementations.size() > 1)
            error("Found more than one framework implementations: %s", implementations);
        String implementation = implementations.get(0);
        Class<?> clazz = loader.loadClass(implementation);
        FrameworkFactory factory = (FrameworkFactory) clazz.getConstructor().newInstance();
        trace("Framework factory %s", factory);
        @SuppressWarnings({ "unchecked", "rawtypes" }) Map<String, String> configuration = (Map) p;
        systemBundle = factory.newFramework(configuration);
        trace("framework instance %s", systemBundle);
    } else {
        trace("using embedded mini framework because we were told not to use META-INF/services");
        // we have to use our own dummy framework
        systemBundle = new MiniFramework(p);
    }
    systemBundle.init();
    try {
        systemBundle.getBundleContext().addFrameworkListener(new FrameworkListener() {

            public void frameworkEvent(FrameworkEvent event) {
                switch(event.getType()) {
                    case FrameworkEvent.ERROR:
                    case FrameworkEvent.WAIT_TIMEDOUT:
                        trace("Refresh will end due to error or timeout %s", event.toString());
                    case FrameworkEvent.PACKAGES_REFRESHED:
                        inrefresh = false;
                        trace("refresh ended");
                        break;
                }
            }
        });
    } catch (Exception e) {
        trace("could not register a framework listener: %s", e);
    }
    trace("inited system bundle %s", systemBundle);
    return systemBundle;
}

Example 5 with FrameworkListener

use of org.osgi.framework.FrameworkListener in project atlas by alibaba.

the class Framework method notifyFrameworkListeners.

/**
     * notify all framework listeners.
     *
     * @param state the new state.
     * @param bundle the bundle.
     * @param throwable a throwable.
     */
static void notifyFrameworkListeners(final int state, final Bundle bundle, final Throwable throwable) {
    if (frameworkListeners.isEmpty()) {
        return;
    }
    final FrameworkEvent event = new FrameworkEvent(state, bundle, throwable);
    final FrameworkListener[] listeners = (FrameworkListener[]) frameworkListeners.toArray(new FrameworkListener[frameworkListeners.size()]);
    for (int i = 0; i < listeners.length; i++) {
        final FrameworkListener listener = listeners[i];
        listener.frameworkEvent(event);
    }
}