Examples with IMergeableChannel org.eclipse.ecf.datashare.mergeable.IMergeableChannel used on opensource projects

Example 1 with IMergeableChannel

use of org.eclipse.ecf.datashare.mergeable.IMergeableChannel in project ecf by eclipse.

the class RssClientSOContainer method main.

public static final void main(String[] args) throws Exception {
    // Get server identity
    // String targetURL =
    // "http://"+java.net.InetAddress.getLocalHost().getHostName();
    String targetURL = "http://feeds.feedburner.com";
    if (args.length > 0) {
        targetURL = args[0];
    }
    final ContainerTypeDescription contd = new ContainerTypeDescription(RssContainerInstantiator.class.getName(), RssContainerInstantiator.class.getName(), null);
    ContainerFactory.getDefault().addDescription(contd);
    final RssClientSOContainer container = new RssClientSOContainer();
    // now connect to rss service
    final ID serverID = IDFactory.getDefault().createStringID(targetURL);
    container.connect(serverID, null);
    // get IMergeableChannelContainer adapter
    final IMergeableChannelContainerAdapter channelContainer = (IMergeableChannelContainerAdapter) container.getAdapter(IMergeableChannelContainerAdapter.class);
    // create channel listener
    final IChannelListener listener = new IChannelListener() {

        public void handleChannelEvent(IChannelEvent event) {
            System.out.println("listener.handleChannelEvent(" + event + ")");
        }
    };
    // create a new channel
    final ID channelID = IDFactory.getDefault().createStringID("/reuters/worldNews/");
    // ID channelID = IDFactory.getDefault().createStringID("/feed.xml");
    final IMergeableChannel channel = channelContainer.createMergeableChannel(channelID, listener, new HashMap());
    if (channel instanceof FeedSharedObject) {
        // get remote feed (subscribed)
        final RssFeed remoteFeed = ((FeedSharedObject) channel).getFeed();
        // get local feed (published)
        final File feedFile = new File("feed.xml");
        RssFeed localFeed = RssFeed.load(feedFile);
        if (localFeed == null) {
            localFeed = new RssFeed(remoteFeed.getTitle(), remoteFeed.getLink(), remoteFeed.getDescription());
            localFeed.setVersion(RssVersion.RSS_2_0);
        }
        // merge remote feed with local one
        localFeed.merge(remoteFeed);
        // add a new item to feed
        localFeed.addItem(new RssItem("New Google Item", "This is a new item", "http://www.google.com"));
        // publish updated feed
        localFeed.save(feedFile);
        // print item titles
        final java.util.List items = localFeed.getItems();
        for (int i = 0; i < items.size(); i++) {
            System.out.println(" " + i + " " + ((RssItem) items.get(i)).getTitle());
        }
    }
    // remove the channel
    channelContainer.removeChannel(channelID);
    // disconnect the service
    container.disconnect();
    container.dispose();
    System.out.println("Exiting.");
}

Example 2 with IMergeableChannel

use of org.eclipse.ecf.datashare.mergeable.IMergeableChannel in project ecf by eclipse.

the class RssClientSOContainer method createChannel.

public IMergeableChannel createChannel(IChannelConfig newChannelConfig) throws ECFException {
    final IChannelListener listener = newChannelConfig.getListener();
    final SharedObjectDescription sodesc = new SharedObjectDescription(FeedSharedObject.class, IDFactory.getDefault().createGUID(), new HashMap());
    final SharedObjectTypeDescription sotypedesc = sodesc.getTypeDescription();
    ISharedObject sharedObject = null;
    if (sotypedesc.getName() != null) {
        sharedObject = SharedObjectFactory.getDefault().createSharedObject(sotypedesc, new Object[] { listener });
    } else {
        sharedObject = createSharedObject(sotypedesc, listener);
    }
    final IMergeableChannel channel = (IMergeableChannel) sharedObject.getAdapter(IMergeableChannel.class);
    if (channel == null) {
        throw new SharedObjectCreateException("Cannot coerce object " + channel + " to be of type IChannel");
    }
    ID newID = sodesc.getID();
    if (newID == null) {
        newID = IDFactory.getDefault().createGUID();
    }
    Map properties = sodesc.getProperties();
    if (properties == null) {
        properties = new HashMap();
    }
    // Now add channel to container...this will block
    getSharedObjectManager().addSharedObject(newID, sharedObject, properties);
    return channel;
}