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/*******************************************************************************
* Copyright (c) 2007 Versant Corp.
* 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:
* Markus Kuppe (mkuppe <at> versant <dot> com) - initial API and implementation
******************************************************************************/
package org.eclipse.ecf.provider.discovery;
import java.util.*;
import org.eclipse.ecf.core.*;
import org.eclipse.ecf.core.identity.IDCreateException;
import org.eclipse.ecf.core.provider.IContainerInstantiator;
import org.eclipse.ecf.discovery.IDiscoveryAdvertiser;
import org.eclipse.ecf.discovery.IDiscoveryLocator;
public class CompositeDiscoveryContainerInstantiator implements IContainerInstantiator {
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.core.provider.IContainerInstantiator#createInstance(org.eclipse.ecf.core.ContainerTypeDescription,
* java.lang.Object[])
*/
public IContainer createInstance(final ContainerTypeDescription description, final Object[] parameters) throws ContainerCreateException {
try {
final IContainerFactory factory = ContainerFactory.getDefault();
final Set containers = new HashSet();
final List list = factory.getDescriptions();
for (final Iterator itr = list.iterator(); itr.hasNext();) {
final ContainerTypeDescription ctd = (ContainerTypeDescription) itr.next();
final String name = ctd.getName();
// do not call ourself
if (name.startsWith(CompositeDiscoveryContainer.NAME)) {
continue;
}
if (name.startsWith("ecf.discovery.") && (name.endsWith(".locator") || name.endsWith(".advertiser"))) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
final IContainer container = factory.createContainer(ctd.getName());
containers.add(container);
}
}
return new CompositeDiscoveryContainer(containers);
} catch (final IDCreateException e) {
final ContainerCreateException excep = new ContainerCreateException(e.getMessage());
excep.setStackTrace(e.getStackTrace());
throw excep;
} catch (final ContainerCreateException e) {
final ContainerCreateException excep = new ContainerCreateException(e.getMessage());
excep.setStackTrace(e.getStackTrace());
throw excep;
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.core.provider.IContainerInstantiator#getSupportedAdapterTypes(org.eclipse.ecf.core.ContainerTypeDescription)
*/
public String[] getSupportedAdapterTypes(final ContainerTypeDescription description) {
return new String[] {IDiscoveryAdvertiser.class.getName(), IDiscoveryLocator.class.getName()};
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.core.provider.IContainerInstantiator#getSupportedParameterTypes(org.eclipse.ecf.core.ContainerTypeDescription)
*/
public Class[][] getSupportedParameterTypes(final ContainerTypeDescription description) {
return new Class[0][0];
}
/* (non-Javadoc)
* @see org.eclipse.ecf.core.provider.IContainerInstantiator#getSupportedIntents(org.eclipse.ecf.core.ContainerTypeDescription)
*/
public String[] getSupportedIntents(ContainerTypeDescription description) {
return null;
}
}
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