Examples with InstanceListener org.apache.catalina.InstanceListener used on opensource projects

Example 1 with InstanceListener

use of org.apache.catalina.InstanceListener in project Payara by payara.

the class InstanceSupport method fireInstanceEvent.

/**
 * Notify all lifecycle event listeners that a particular event has
 * occurred for this Container.  The default implementation performs
 * this notification synchronously using the calling thread.
 *
 * @param type Event type
 * @param filter The relevant Filter for this event
 */
public void fireInstanceEvent(InstanceEvent.EventType type, Filter filter) {
    if (listeners.length == 0)
        return;
    InstanceEvent event = new InstanceEvent(wrapper, filter, type);
    InstanceListener[] interested = null;
    /* SJSAS XXX
        synchronized (listeners) {
            interested = (InstanceListener[]) listeners.clone();
        }
        for (int i = 0; i < interested.length; i++)
            interested[i].instanceEvent(event);
        */
    // START SJSAS XXX
    listenersReadLock.lock();
    try {
        for (int i = 0; i < listeners.length; i++) listeners[i].instanceEvent(event);
    } finally {
        listenersReadLock.unlock();
    }
}

Example 2 with InstanceListener

use of org.apache.catalina.InstanceListener in project Payara by payara.

the class StandardContext method createWrapper.

/**
 * Factory method to create and return a new Wrapper instance, of
 * the Java implementation class appropriate for this Context
 * implementation.  The constructor of the instantiated Wrapper
 * will have been called, but no properties will have been set.
 * @return
 */
@Override
public Wrapper createWrapper() {
    Wrapper wrapper = new StandardWrapper();
    synchronized (instanceListeners) {
        for (String instanceListener : instanceListeners) {
            try {
                Class clazz = Class.forName(instanceListener);
                wrapper.addInstanceListener((InstanceListener) clazz.newInstance());
            } catch (Throwable t) {
                String msg = MessageFormat.format(rb.getString(LogFacade.CREATING_INSTANCE_LISTENER_EXCEPTION), instanceListener);
                log.log(Level.SEVERE, msg, t);
                return (null);
            }
        }
    }
    synchronized (instanceListenerInstances) {
        for (InstanceListener instanceListenerInstance : instanceListenerInstances) {
            wrapper.addInstanceListener(instanceListenerInstance);
        }
    }
    Iterator<String> i = wrapperLifecycles.iterator();
    while (i.hasNext()) {
        String wrapperLifecycle = i.next();
        try {
            Class clazz = Class.forName(wrapperLifecycle);
            if (wrapper instanceof Lifecycle) {
                ((Lifecycle) wrapper).addLifecycleListener((LifecycleListener) clazz.newInstance());
            }
        } catch (Throwable t) {
            String msg = MessageFormat.format(rb.getString(LogFacade.CREATING_LIFECYCLE_LISTENER_EXCEPTION), wrapperLifecycle);
            log.log(Level.SEVERE, msg, t);
            return (null);
        }
    }
    i = wrapperListeners.iterator();
    while (i.hasNext()) {
        String wrapperListener = i.next();
        try {
            Class clazz = Class.forName(wrapperListener);
            wrapper.addContainerListener((ContainerListener) clazz.newInstance());
        } catch (Throwable t) {
            String msg = MessageFormat.format(rb.getString(LogFacade.CREATING_CONTAINER_LISTENER_EXCEPTION), wrapperListener);
            log.log(Level.SEVERE, msg, t);
            return (null);
        }
    }
    return (wrapper);
}