org.eclipse.fmc.blockdiagram.editor.meta/src/org/eclipse/fmc/blockdiagram/editor/meta/property/ProfileFilter.java

/*******************************************************************************
 * <copyright>
 *
 * Copyright (c) 2013, 2013 SAP AG.
 * 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:
 *    SAP AG - initial API, implementation and documentation
 *
 * </copyright>
 *
 *******************************************************************************/
package org.eclipse.fmc.blockdiagram.editor.meta.property;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
import org.eclipse.fmc.blockdiagram.editor.meta.profile.ISectionProvider;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.ui.platform.AbstractPropertySectionFilter;

/**
 * Extends the AbstractPropertySectionFilter Class for Stereotype Extension
 * specific subjects.
 * 
 * @author Patrick Jahnke
 * 
 */
public class ProfileFilter extends AbstractPropertySectionFilter {

	/**
	 * Check if the given PictogramElement has the possibility to add Stereotype
	 * Values. This will be checked in the Stereotype Extension.
	 */
	@Override
	protected boolean accept(PictogramElement pictogramElement) {
		IExtensionRegistry reg = Platform.getExtensionRegistry();
		IConfigurationElement[] extensions = reg
				.getConfigurationElementsFor("org.eclipse.fmc.blockdiagram.editor.meta.profile");
		if (extensions.length == 1) {
			ISectionProvider entry;
			try {
				entry = (ISectionProvider) extensions[0]
						.createExecutableExtension("profileSection");
				return entry.accept(pictogramElement);
			} catch (CoreException e) {
				e.printStackTrace();
			}
		}
		return false;
	}

}