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/****************************************************************************
* Copyright (c) 2008 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.examples.remoteservices.server;
import java.net.URI;
import java.util.Properties;
import org.eclipse.core.runtime.Assert;
import org.eclipse.ecf.core.*;
import org.eclipse.ecf.core.identity.*;
import org.eclipse.ecf.discovery.*;
import org.eclipse.ecf.discovery.identity.IServiceTypeID;
import org.eclipse.ecf.discovery.identity.ServiceIDFactory;
import org.eclipse.ecf.examples.remoteservices.common.IRemoteEnvironmentInfo;
import org.eclipse.ecf.remoteservice.Constants;
import org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter;
import org.eclipse.equinox.app.IApplication;
import org.eclipse.equinox.app.IApplicationContext;
/**
*
*/
public class DiscoverableServer implements IApplication {
public static final String serviceHostContainerTypeArg = "-serviceHostContainerType"; //$NON-NLS-1$
public static final String serviceHostNamespaceArg = "-serviceHostNamespace"; //$NON-NLS-1$
public static final String serviceHostIDArg = "-serviceHostID"; //$NON-NLS-1$
public static final String clientContainerTypeArg = "-clientContainerType"; //$NON-NLS-1$
public static final String clientConnectTargetArg = "-clientConnectTarget"; //$NON-NLS-1$
public static final String serviceTypeArg = "-serviceType"; //$NON-NLS-1$
// Argument variables
private String serviceHostContainerType = "ecf.generic.server"; //$NON-NLS-1$
private String serviceHostNamespace = StringID.class.getName();
private String serviceHostID = "ecftcp://localhost:3285/server"; //$NON-NLS-1$
private String clientContainerType = "ecf.generic.client"; //$NON-NLS-1$
private String clientConnectTarget = "ecftcp://localhost:3285/server"; //$NON-NLS-1$
private String serviceType = "remotesvcs"; //$NON-NLS-1$
private IContainer serviceHostContainer;
private IServiceInfo serviceInfo;
private IDiscoveryAdvertiser discoveryService;
private boolean done = false;
protected IContainer createServiceHostContainer() throws IDCreateException, ContainerCreateException {
return ContainerFactory.getDefault().createContainer(serviceHostContainerType, IDFactory.getDefault().createID(serviceHostNamespace, serviceHostID));
}
protected Properties createServiceDiscoveryProperties() {
Properties props = new Properties();
props.put(Constants.SERVICE_CONTAINER_ID, serviceHostContainer.getID());
props.put(Constants.SERVICE_CONTAINER_FACTORY_NAME, serviceHostContainerType);
// Add auto registration of remote proxy
props.put(Constants.AUTOREGISTER_REMOTE_PROXY, "true"); //$NON-NLS-1$
return props;
}
public void start(String[] args) throws Exception {
initializeFromArguments(args);
// Create service host container
serviceHostContainer = createServiceHostContainer();
// Get adapter from serviceHostContainer
final IRemoteServiceContainerAdapter containerAdapter = (IRemoteServiceContainerAdapter) serviceHostContainer.getAdapter(IRemoteServiceContainerAdapter.class);
Assert.isNotNull(containerAdapter);
final String serviceClassName = IRemoteEnvironmentInfo.class.getName();
// register IRemoteEnvironmentInfo service
// Then actually register the remote service implementation, with created props
containerAdapter.registerRemoteService(new String[] {serviceClassName}, new RemoteEnvironmentInfoImpl(), createServiceDiscoveryProperties());
System.out.println("Registered remote service " + serviceClassName + " with " + serviceHostContainer + ",ID=" + serviceHostContainer.getID()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
// then register for discovery
discoveryService = Activator.getDefault().getDiscoveryService(15000);
Assert.isNotNull(discoveryService);
final String serviceName = System.getProperty("user.name") + System.currentTimeMillis(); //$NON-NLS-1$
final IServiceTypeID serviceID = ServiceIDFactory.getDefault().createServiceTypeID(discoveryService.getServicesNamespace(), new String[] {serviceType});
final Properties serviceProperties = createServicePropertiesForDiscovery(serviceClassName);
URI uri = new URI(serviceHostID);
serviceInfo = new ServiceInfo(uri, serviceName, serviceID, 0, 0, new ServiceProperties(serviceProperties));
// register discovery here
discoveryService.registerService(serviceInfo);
System.out.println("service published for discovery\n\tserviceName=" + serviceName + "\n\tserviceTypeID=" + serviceID); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println("\tserviceProperties=" + serviceProperties); //$NON-NLS-1$
}
/* (non-Javadoc)
* @see org.eclipse.equinox.app.IApplication#start(org.eclipse.equinox.app.IApplicationContext)
*/
public Object start(IApplicationContext ctxt) throws Exception {
// Actually start with application args
start((String[]) ctxt.getArguments().get("application.args")); //$NON-NLS-1$
// wait on this thread until done
synchronized (this) {
while (!done) {
wait();
}
}
return new Integer(0);
}
protected Properties createServicePropertiesForDiscovery(String className) {
return new DiscoveryProperties(className, clientContainerType, serviceHostNamespace, clientConnectTarget, null, null);
}
/* (non-Javadoc)
* @see org.eclipse.equinox.app.IApplication#stop()
*/
public void stop() {
if (serviceInfo != null) {
if (discoveryService != null) {
discoveryService.unregisterService(serviceInfo);
serviceInfo = null;
final IContainer container = (IContainer) discoveryService.getAdapter(IContainer.class);
if (container != null) {
container.disconnect();
}
discoveryService = null;
}
}
if (serviceHostContainer != null) {
serviceHostContainer.disconnect();
serviceHostContainer = null;
}
synchronized (this) {
done = true;
notifyAll();
}
}
private void initializeFromArguments(String[] args) throws Exception {
if (args == null)
return;
for (int i = 0; i < args.length; i++) {
if (args[i].equalsIgnoreCase(serviceHostContainerTypeArg))
serviceHostContainerType = args[++i];
else if (args[i].equalsIgnoreCase(serviceHostNamespaceArg))
serviceHostNamespace = args[++i];
else if (args[i].equalsIgnoreCase(serviceHostIDArg))
serviceHostID = args[++i];
else if (args[i].equalsIgnoreCase(clientContainerTypeArg))
clientContainerType = args[++i];
else if (args[i].equalsIgnoreCase(clientConnectTargetArg))
clientConnectTarget = args[++i];
else if (args[i].equalsIgnoreCase(serviceTypeArg))
serviceType = args[++i];
else {
usage();
throw new IllegalArgumentException("Invalid argument"); //$NON-NLS-1$
}
}
}
/**
*
*/
private void usage() {
System.out.println("usage: eclipse -console [options] -application org.eclipse.ecf.examples.remoteservices.server.remoteServicesServer"); //$NON-NLS-1$
System.out.println(" options: [" + serviceHostContainerTypeArg + " <typename>] default=ecf.generic.server"); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println(" [" + serviceHostNamespaceArg + " <namespacename>] default=org.eclipse.ecf.identity.StringID"); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println(" [" + serviceHostIDArg + " <hostID>] default=ecftcp://localhost:3285/server"); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println(" [" + clientContainerTypeArg + " <typename>] default=ecf.generic.client"); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println(" [" + clientConnectTargetArg + " <target>] default=ecftcp://localhost:3285/server"); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println(" [" + serviceTypeArg + " <serviceType>] default=remotesvcs"); //$NON-NLS-1$ //$NON-NLS-2$
}
}
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