/*******************************************************************************
* Copyright (c) 2001, 2008 Oracle Corporation 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:
* Oracle Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.core.internal;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.content.IContentType;
import org.eclipse.core.runtime.content.IContentTypeManager;
import org.eclipse.jst.jsf.designtime.internal.view.model.TagRegistryFactory;
/**
* Encapsulates information about tag registry extensions
*
*/
public final class TagRegistryFactoryInfo implements ITagRegistryFactoryInfo
{
private final String _description;
private final String _id;
private final TagRegistryFactory _tagRegistry;
private final Set<IContentType> _contentTypes;
/**
* @param element
* @throws CoreException
*/
TagRegistryFactoryInfo(IConfigurationElement element)
throws CoreException
{
// do this first since it has highest potential to fail
_tagRegistry = (TagRegistryFactory) element
.createExecutableExtension("class"); //$NON-NLS-1$
final String localId = element.getAttribute("id"); //$NON-NLS-1$
_id = element.getContributor().getName() + "." + localId; //$NON-NLS-1$
_description = element.getAttribute("description"); //$NON-NLS-1$
final IConfigurationElement[] contentTypes = element
.getChildren("content-type"); //$NON-NLS-1$
final IContentTypeManager typeManager = Platform
.getContentTypeManager();
_contentTypes = new HashSet<IContentType>();
for (IConfigurationElement contentTypeElement : contentTypes)
{
final String contentTypeId = contentTypeElement
.getAttribute("contentTypeId"); //$NON-NLS-1$
final IContentType contentType = typeManager
.getContentType(contentTypeId);
_contentTypes.add(contentType);
}
}
/**
* @return the user displyable description
*/
public String getDescription()
{
return _description;
}
/**
* @return the unique of the extension
*/
public String getId()
{
return _id;
}
/**
* @return the registry
*/
public TagRegistryFactory getTagRegistryFactory()
{
return _tagRegistry;
}
/**
* Set is immutable.
*
* @return the content types this registry is registered against.
*/
public Set<IContentType> getContentTypes()
{
return Collections.unmodifiableSet(_contentTypes);
}
}