bundles/core/org.eclipse.apogy.core.invocator/src-gen-custom/org/eclipse/apogy/core/invocator/impl/ProgramFactoriesRegistryCustomImpl.java

/*******************************************************************************
 * Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency 
 * 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:
 *     Pierre Allard,
 *     Regent L'Archeveque,
 *     Olivier L. Larouche - initial API and implementation
 *
 * SPDX-License-Identifier: EPL-1.0
 *     
 *******************************************************************************/
package org.eclipse.apogy.core.invocator.impl;

import java.util.HashMap;

import org.eclipse.apogy.common.emf.ApogyCommonEMFFacade;
import org.eclipse.apogy.core.invocator.ProgramFactory;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.ecore.EClass;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ProgramFactoriesRegistryCustomImpl extends ProgramFactoriesRegistryImpl {

	private static final Logger Logger = LoggerFactory.getLogger(ProgramFactoriesRegistryImpl.class);

	public HashMap<EClass, ProgramFactory> getProgramFactoriesMap() {
		HashMap<EClass, ProgramFactory> map = super.getProgramFactoriesMap();

		if (this.programFactoriesMap == null) {
			map = new HashMap<EClass, ProgramFactory>();

			IExtensionPoint extensionPoint = Platform.getExtensionRegistry()
					.getExtensionPoint(getPROGRAM_FACTORY_PROVIDER_CONTRIBUTORS_POINT_ID());

			IConfigurationElement[] contributors = extensionPoint.getConfigurationElements();

			for (int i = 0; i < contributors.length; i++) {
				IConfigurationElement contributor = contributors[i];
				try {
					String eClassStr = contributor.getAttribute(getPROGRAM_FACTORY_PROVIDER_CONTRIBUTORS_ECLASS_ID());
					EClass eClass = ApogyCommonEMFFacade.INSTANCE.getEClass(eClassStr);
					ProgramFactory programFactory = (ProgramFactory) contributor
							.createExecutableExtension(getPROGRAM_FACTORY_PROVIDER_CONTRIBUTORS_FACTORY_ID());
					map.put(eClass, programFactory);
				} catch (Exception e) {
					Logger.error(
							"Failed to load contributed ProgramFactory from <" + contributor.getClass().getName() + ">",
							e);
				}
			}
			setProgramFactoriesMap(map);
		}

		return map;
	}

	public ProgramFactory getFactory(EClass eClass) {
		return getProgramFactoriesMap().get(eClass);
	}

} // ProgramFactoriesRegistryImpl