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/***************************************************************************
* Copyright (c) 2004 - 2008 Eike Stepper, Germany.
* 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:
* Eike Stepper - initial API and implementation
**************************************************************************/
package org.eclipse.emf.internal.cdo.util;
import org.eclipse.emf.internal.cdo.CDOSessionImpl;
import org.eclipse.net4j.connector.IConnector;
import org.eclipse.net4j.util.StringUtil;
import org.eclipse.net4j.util.container.IElementProcessor;
import org.eclipse.net4j.util.container.IManagedContainer;
import org.eclipse.spi.net4j.ConnectorFactory;
/**
* @author Eike Stepper
*/
public class ChannelInjector implements IElementProcessor
{
private static final String SCHEME_SEPARATOR = "://";
public ChannelInjector()
{
}
public Object process(IManagedContainer container, String productGroup, String factoryType, String description,
Object element)
{
if (element instanceof CDOSessionImpl)
{
CDOSessionImpl session = (CDOSessionImpl)element;
if (session.getConnector() == null)
{
session.setConnector(getConnector(container, description));
}
}
return element;
}
protected IConnector getConnector(IManagedContainer container, String description)
{
int pos = description.indexOf(SCHEME_SEPARATOR);
if (pos == -1)
{
throw new IllegalArgumentException("Invalid URI: " + description);
}
String factoryType = description.substring(0, pos);
if (StringUtil.isEmpty(factoryType))
{
throw new IllegalArgumentException("Invalid URI: " + description);
}
String connectorDescription = description.substring(pos + SCHEME_SEPARATOR.length());
if (StringUtil.isEmpty(connectorDescription))
{
throw new IllegalArgumentException("Invalid URI: " + description);
}
pos = connectorDescription.indexOf('?');
if (pos != -1)
{
connectorDescription = connectorDescription.substring(0, pos);
}
return (IConnector)container.getElement(ConnectorFactory.PRODUCT_GROUP, factoryType, connectorDescription);
}
}
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