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/*
* Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) 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:
* Martin Taal - initial API and implementation
* Eike Stepper - maintenance
*/
package org.eclipse.emf.cdo.server.hibernate.internal.teneo;
import org.eclipse.emf.cdo.server.hibernate.IHibernateMappingProvider;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import java.util.Properties;
/**
* Reads the hibernate mapping file from one or more resource locations and adds them to the configuration.
*
* @author Eike Stepper
* @since 3.0
*/
public class TeneoHibernateMappingProviderFactory implements IHibernateMappingProvider.Factory
{
public static final String TYPE = "teneo"; //$NON-NLS-1$
private static final String PROPERTY_TAG = "property"; //$NON-NLS-1$
private static final String EXTENSION_TAG = "extension"; //$NON-NLS-1$
private static final String NAME_ATTR = "name"; //$NON-NLS-1$
private static final String VALUE_ATTR = "value"; //$NON-NLS-1$
public TeneoHibernateMappingProviderFactory()
{
}
public String getType()
{
return TYPE;
}
public TeneoHibernateMappingProvider create(Element config)
{
final Properties properties = new Properties();
final NodeList propertyNodes = config.getElementsByTagName(PROPERTY_TAG);
for (int i = 0; i < propertyNodes.getLength(); i++)
{
final Element propertyElement = (Element)propertyNodes.item(i);
properties.setProperty(propertyElement.getAttribute(NAME_ATTR), propertyElement.getAttribute(VALUE_ATTR));
}
final TeneoHibernateMappingProvider mappingProvider = new TeneoHibernateMappingProvider();
mappingProvider.setMappingProviderProperties(properties);
collectExtensions(config, mappingProvider);
return mappingProvider;
}
private void collectExtensions(Element config, TeneoHibernateMappingProvider mappingProvider)
{
final NodeList extensionNodes = config.getElementsByTagName(EXTENSION_TAG);
for (int i = 0; i < extensionNodes.getLength(); i++)
{
final Element extensionElement = (Element)extensionNodes.item(i);
final String nameAttrValue = extensionElement.getAttribute(NAME_ATTR);
final String valueAttrValue = extensionElement.getAttribute(VALUE_ATTR);
if (nameAttrValue == null || valueAttrValue == null)
{
throw new IllegalArgumentException(
"Extension element has incorrect format, both the name and value attribute should be present"); //$NON-NLS-1$
}
mappingProvider.putExtension(nameAttrValue, valueAttrValue);
}
}
}
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