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/****************************************************************************
* Copyright (c) 2004 Composent, Inc. and others.
* 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.internal.example.collab;
import java.net.URI;
import java.util.Properties;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.ecf.core.ContainerCreateException;
import org.eclipse.ecf.core.ContainerFactory;
import org.eclipse.ecf.core.IContainer;
import org.eclipse.ecf.core.identity.IDFactory;
import org.eclipse.ecf.core.identity.Namespace;
import org.eclipse.ecf.core.sharedobject.ISharedObjectContainer;
import org.eclipse.ecf.discovery.IDiscoveryContainerAdapter;
import org.eclipse.ecf.discovery.IServiceInfo;
import org.eclipse.ecf.discovery.IServiceProperties;
import org.eclipse.ecf.discovery.ServiceInfo;
import org.eclipse.ecf.discovery.ServiceProperties;
import org.eclipse.ecf.discovery.identity.IServiceID;
import org.eclipse.ecf.internal.example.collab.actions.URIClientConnectAction;
public class DiscoveryStartup {
public static final String DISCOVERY_CONTAINER = "ecf.discovery.jmdns";
public static final String PROP_PROTOCOL_NAME = "protocol";
public static final String PROP_CONTAINER_TYPE_NAME = "containertype";
public static final String PROP_CONTAINER_TYPE_VALUE = CollabClient.GENERIC_CONTAINER_CLIENT_NAME;
public static final String PROP_PW_REQ_NAME = "pwrequired";
public static final String PROP_PW_REQ_VALUE = "false";
public static final String PROP_DEF_USER_NAME = "defaultuser";
public static final String PROP_DEF_USER_VALUE = "guest";
public static final String PROP_PATH_NAME = "path";
public static final int SVC_DEF_WEIGHT = 0;
public static final int SVC_DEF_PRIORITY = 0;
static IDiscoveryContainerAdapter discovery = null;
static IContainer container = null;
public DiscoveryStartup() throws Exception {
setupDiscovery();
}
protected IDiscoveryContainerAdapter getDiscoveryContainer() {
return discovery;
}
protected IContainer getContainer() {
return container;
}
public void dispose() {
if (container != null) {
container.dispose();
container = null;
}
discovery = null;
}
protected boolean isActive() {
return discovery != null;
}
protected void setupDiscovery() throws Exception {
try {
container = ContainerFactory.getDefault().createContainer(DISCOVERY_CONTAINER);
discovery = (IDiscoveryContainerAdapter) container.getAdapter(IDiscoveryContainerAdapter.class);
if (discovery != null) {
container.connect(null, null);
} else {
dispose();
ClientPlugin.log("No discovery container available");
}
} catch (final ContainerCreateException e1) {
container = null;
discovery = null;
ClientPlugin.log("No discovery container available", e1);
return;
} catch (final Exception e) {
dispose();
throw e;
}
}
protected void connectToServiceFromInfo(IServiceInfo svcInfo) {
final IServiceProperties props = svcInfo.getServiceProperties();
String type = props.getPropertyString(PROP_CONTAINER_TYPE_NAME);
if (type == null || type.equals("")) {
type = CollabClient.GENERIC_CONTAINER_CLIENT_NAME;
}
final String username = System.getProperty("user.name");
String targetString = null;
IResource workspace = null;
try {
targetString = new URI(svcInfo.getServiceID().getName()).toString();
workspace = ResourcesPlugin.getWorkspace().getRoot();
} catch (final Exception e) {
ClientPlugin.log("Exception connecting to service with info " + svcInfo, e);
return;
}
final URIClientConnectAction action = new URIClientConnectAction(type, targetString, username, null, workspace, false);
// do it
action.run(null);
}
public static void registerService(URI uri) {
if (discovery != null) {
try {
final String path = uri.getPath();
final Properties props = new Properties();
final String protocol = uri.getScheme();
props.setProperty(PROP_CONTAINER_TYPE_NAME, PROP_CONTAINER_TYPE_VALUE);
props.setProperty(PROP_PROTOCOL_NAME, protocol);
props.setProperty(PROP_PW_REQ_NAME, PROP_PW_REQ_VALUE);
props.setProperty(PROP_DEF_USER_NAME, PROP_DEF_USER_VALUE);
props.setProperty(PROP_PATH_NAME, path);
final String svcName = System.getProperty("user.name") + "." + protocol;
final Namespace namespace = IDFactory.getDefault().getNamespaceByName("zeroconf.jmdns");
final IServiceID srvID = (IServiceID) namespace.createInstance(new String[] {ClientPlugin.TCPSERVER_DISCOVERY_TYPE, svcName});
final ServiceInfo svcInfo = new ServiceInfo(uri, srvID, SVC_DEF_PRIORITY, SVC_DEF_WEIGHT, new ServiceProperties(props));
discovery.registerService(svcInfo);
} catch (final Exception e) {
ClientPlugin.log("Exception registering service " + uri, e);
}
} else {
ClientPlugin.log("Cannot register service " + uri + " because no discovery service is available");
}
}
public static void unregisterServer(ISharedObjectContainer container) {
}
}
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