plugins/design/org.eclipse.papyrus.pdp4eng.designer.engine/src/org/eclipse/papyrus/pdp4eng/designer/engine/api/internal/StrategyEngine.java

/**
 *  Copyright (c)2020 CEA LIST, Committer Name, and others.
 * 
 *  All rights reserved. This program and the accompanying materials
 *  are made available under the terms of the Eclipse Public License 2.0
 *  which accompanies this distribution, and is available at
 *  https://www.eclipse.org/legal/epl-2.0/
 * 
 *  SPDX-License-Identifier: EPL-2.0
 * 
 *  Contributors:
 *  CEA LIST - Initial API and implementation
 *  Gabriel Pedroza (CEA LIST) gabriel.pedroza@cea.fr
 * 
 */
package org.eclipse.papyrus.pdp4eng.designer.engine.api.internal;

import java.util.ArrayList;
import java.util.ListIterator;

import org.eclipse.papyrus.pdp4eng.designer.engine.api.IStrategy;
import org.eclipse.papyrus.pdp4eng.designer.engine.api.IStrategyCatalog;
import org.eclipse.papyrus.pdp4eng.designer.engine.api.IStrategyEngine;

public class StrategyEngine implements IStrategyEngine {

	protected IStrategy selectedStrategy=null;
	protected ArrayList<IStrategyCatalog> currentCatalogList=new ArrayList<>(); //maybe a collection?

	@Override
	public IStrategy getStrategyToExecute() {
		return selectedStrategy;
	}

	@Override
	public void connectACatalog(IStrategyCatalog catalog) {
		this.currentCatalogList.add(catalog);

	}
	@Override
	public ArrayList<IStrategyCatalog> getCurrentCatalogList(){
		return currentCatalogList;
	}
	
	@Override
	public IStrategyCatalog getCatalog(int index) {
		if (currentCatalogList.size()>0 && index<currentCatalogList.size()) {
			return currentCatalogList.get(index);
		}
		return null;
	}
	
	@Override
	public IStrategyCatalog getCatalog(String name){
		if (currentCatalogList.size()>0) {
			ListIterator<IStrategyCatalog> catalogListIterator = currentCatalogList.listIterator();
			while (catalogListIterator.hasNext()) {
				IStrategyCatalog currentCatalog = catalogListIterator.next();
				if (currentCatalog!=null && currentCatalog.getId().equals(name)) {
					return currentCatalog;
				}
			}
		}
		return null;
	}

	@Override
	public void clearExecutableStrategy() {
		this.selectedStrategy=null;

	}

	@Override
	public void setStrategyToExecute(IStrategy strategy) {
		selectedStrategy= strategy;

	}
	@Override
	public boolean isReadyToRun() {
		if( currentCatalogList.size()!=0) {
			return true;
		}
		return false;
	}
}