GenericTraverseSomeVisitor.java

/**
 * Copyright 2004-2016 Riccardo Solmi. All rights reserved.
 * This file is part of the Whole Platform.
 *
 * The Whole Platform is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The Whole Platform is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
 */
package org.whole.lang.visitors;

import org.whole.lang.model.IEntity;

/**
 * @author Riccardo Solmi
 */
public class GenericTraverseSomeVisitor extends AbstractUnaryVisitor<IVisitor> {
    public GenericTraverseSomeVisitor(IVisitor visitor) {
        super(visitor);
    }

	public void visit(IEntity entity) {
    	boolean fail = true;
		for (int i=startIndex(entity); i<endIndex(entity); i++)
	    	try {
	    		wGetVisitor1().visit(entity.wGet(i));
	    		fail = false;
	    	} catch (VisitException e) {
	    	}
	    if (fail)
	    	throw new VisitException();
	}
	protected int startIndex(IEntity entity) {
		return 0;
	}
	protected int endIndex(IEntity entity) {
		return entity.wSize()+entity.wAdjacentSize();
	}
}