Examples with IEventBusProtocol com.b2international.snowowl.eventbus.net4j.IEventBusProtocol used on opensource projects

Example 1 with IEventBusProtocol

use of com.b2international.snowowl.eventbus.net4j.IEventBusProtocol in project snow-owl by b2ihealthcare.

the class EventBus method unregisterHandler.

@Override
public IEventBus unregisterHandler(String address, IHandler<IMessage> handler) {
    if (isActive()) {
        MessageFactory.checkAddress(address);
        if (handler != null) {
            final ConcurrentMap<String, ChoosableList<Handler>> map = handler instanceof IEventBusProtocol ? protocolMap : handlerMap;
            final ChoosableList<Handler> handlers = map.get(address);
            if (handlers != null) {
                synchronized (handlers) {
                    final int size = handlers.list.size();
                    // we need fast ordered traversal for the round robin
                    for (int i = 0; i < size; i++) {
                        final Handler entry = handlers.list.get(i);
                        if (entry.handler == handler) {
                            handlers.list.remove(i);
                            if (handlers.list.isEmpty()) {
                                map.remove(address);
                                // if this was the last non protocol based handler, send unregistration event
                                if (!entry.isReplyHandler && !(handler instanceof IEventBusProtocol)) {
                                    addressBook.remove(address);
                                    fireEvent(new HandlerChangedEvent(this, address, false));
                                }
                            }
                            LOG.trace("Unregistered handler {} from address {}", entry.handler, address);
                            return this;
                        }
                    }
                }
            }
        }
    }
    return this;
}

Example 2 with IEventBusProtocol

use of com.b2international.snowowl.eventbus.net4j.IEventBusProtocol in project snow-owl by b2ihealthcare.

the class TransportClient method openCustomProtocols.

@SuppressWarnings("unchecked")
private void openCustomProtocols() {
    // other client protocols
    final List<ClientProtocolFactory> protocolFactories = getRegisteredClientProtocolFactories();
    for (final ClientProtocolFactory clientProtocolFactory : protocolFactories) {
        final SignalProtocol<Object> protocol = (SignalProtocol<Object>) clientProtocolFactory.create("");
        openProtocol(protocol);
    }
    // also set up the RPC client...
    final RpcProtocol rpcProtocol = RpcUtil.getRpcClientProtocol(IPluginContainer.INSTANCE);
    openProtocol(rpcProtocol);
    if (!env.isServer()) {
        // ...the event bus, too.
        final IEventBusProtocol eventBusProtocol = EventBusNet4jUtil.getClientProtocol(IPluginContainer.INSTANCE);
        openProtocol(eventBusProtocol);
    }
}

Example 3 with IEventBusProtocol

use of com.b2international.snowowl.eventbus.net4j.IEventBusProtocol in project snow-owl by b2ihealthcare.

the class EventBus method registerHandler.

private void registerHandler(String address, IHandler<IMessage> handler, boolean replyHandler, boolean localOnly) {
    checkActive();
    MessageFactory.checkAddress(address);
    if (handler != null) {
        ChoosableList<Handler> handlers = null;
        if (handler instanceof IEventBusProtocol) {
            handlers = protocolMap.get(address);
            if (handlers == null) {
                handlers = new ChoosableList<Handler>();
                final ChoosableList<Handler> previousHandlers = protocolMap.putIfAbsent(address, handlers);
                if (previousHandlers != null) {
                    handlers = previousHandlers;
                }
            }
        } else {
            handlers = handlerMap.get(address);
            if (handlers == null) {
                handlers = new ChoosableList<Handler>();
                final ChoosableList<Handler> previousHandlers = handlerMap.putIfAbsent(address, handlers);
                if (previousHandlers != null) {
                    handlers = previousHandlers;
                }
            }
        }
        final Handler h = new Handler(address, handler, executorService, replyHandler);
        if (!handlers.list.contains(h)) {
            handlers.list.add(h);
            LOG.trace("Registered handler {} to address {}", handler, address);
            if (!replyHandler && handlers.list.size() == 1 && !(handler instanceof IEventBusProtocol)) {
                addressBook.add(address);
                fireEvent(new HandlerChangedEvent(this, address, true));
            }
        }
    }
}