/*******************************************************************************
* Copyright (c) 2004 Composent, Inc. All rights reserved. This
* program and the accompanying materials are made available under the terms of
* the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: Composent, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.ecf.tutorial.datashare;
import java.util.HashMap;
import org.eclipse.ecf.core.ContainerFactory;
import org.eclipse.ecf.core.IContainer;
import org.eclipse.ecf.core.identity.ID;
import org.eclipse.ecf.core.identity.IDFactory;
import org.eclipse.ecf.core.util.ECFException;
import org.eclipse.ecf.datashare.BaseChannelConfig;
import org.eclipse.ecf.datashare.IChannel;
import org.eclipse.ecf.datashare.IChannelConfig;
import org.eclipse.ecf.datashare.IChannelContainerAdapter;
import org.eclipse.ecf.datashare.IChannelListener;
import org.eclipse.ecf.datashare.events.IChannelEvent;
import org.eclipse.ecf.datashare.events.IChannelMessageEvent;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.swt.widgets.Display;
public class DsClient2 {
protected static final String CONTAINER_TYPE = "ecf.generic.channel";
protected static final String TARGET_SERVER = "ecftcp://localhost:3282/server";
IContainer container = null;
IChannel channel = null;
protected IChannel createChannel(IContainer container) throws ECFException {
// Get IChannelContainerAdapter adapter
IChannelContainerAdapter channelContainer = (IChannelContainerAdapter) container
.getAdapter(IChannelContainerAdapter.class);
// Check it's valid, throw if not
if (channelContainer == null)
throw new NullPointerException(
"cannot get channel container adapter");
// Create channel ID with fixed name 'channel2'
final ID channelID = IDFactory.getDefault().createID(
channelContainer.getChannelNamespace(), "channel2");
// Setup listener so then when channelmessageevents are received that
// they present in UI
final IChannelListener channelListener = new IChannelListener() {
public void handleChannelEvent(final IChannelEvent event) {
if (event instanceof IChannelMessageEvent) {
IChannelMessageEvent msg = (IChannelMessageEvent) event;
showMessageInUI(new String(msg.getData()));
} else System.out.println("got channel event " + event);
}
};
// Create channel config information
IChannelConfig config = new BaseChannelConfig(channelID,
channelListener, new HashMap());
// Create and return new channel
return channelContainer.createChannel(config);
}
protected void showMessageInUI(final String message) {
Display.getDefault().asyncExec(new Runnable() {
public void run() {
Display.getCurrent().beep();
MessageDialog.openInformation(null, "channel message", message);
}
});
}
public void createAndConnect() throws ECFException {
// create container instance from ECF ContainerFactory
container = ContainerFactory.getDefault().createContainer(
CONTAINER_TYPE);
// create channel
channel = createChannel(container);
// create target ID
// connect container to target
container.connect(IDFactory.getDefault().createID(
container.getConnectNamespace(), TARGET_SERVER), null);
}
}