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

Example 6 with BundleActivator

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

the class Launcher method activate.

public int activate() throws Exception {
    Policy.setPolicy(new AllPolicy());
    systemBundle = createFramework();
    if (systemBundle == null)
        return LauncherConstants.ERROR;
    active.set(true);
    doTimeoutHandler();
    doSecurity();
    // Initialize this framework so it becomes STARTING
    systemBundle.start();
    trace("system bundle started ok");
    BundleContext systemContext = systemBundle.getBundleContext();
    ServiceReference ref = systemContext.getServiceReference(PackageAdmin.class.getName());
    if (ref != null) {
        padmin = (PackageAdmin) systemContext.getService(ref);
    } else
        trace("could not get package admin");
    systemContext.addServiceListener(this, "(&(|(objectclass=" + Runnable.class.getName() + ")(objectclass=" + Callable.class.getName() + "))(main.thread=true))");
    int result = LauncherConstants.OK;
    // Start embedded activators
    trace("start embedded activators");
    if (parms.activators != null) {
        ClassLoader loader = getClass().getClassLoader();
        for (Object token : parms.activators) {
            try {
                Class<?> clazz = loader.loadClass((String) token);
                BundleActivator activator = (BundleActivator) clazz.getConstructor().newInstance();
                if (isImmediate(activator)) {
                    start(systemContext, result, activator);
                }
                embedded.add(activator);
                trace("adding activator %s", activator);
            } catch (Exception e) {
                throw new IllegalArgumentException("Embedded Bundle Activator incorrect: " + token, e);
            }
        }
    }
    update(System.currentTimeMillis() + 100);
    if (parms.trace) {
        report(out);
    }
    for (BundleActivator activator : embedded) if (!isImmediate(activator))
        result = start(systemContext, result, activator);
    return result;
}