CommaTokenDescription.java

/******************************************************************************* 
 * Copyright (c) 2007 Red Hat, Inc. 
 * Distributed under license by Red Hat, Inc. All rights reserved. 
 * This program is 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: 
 * Red Hat, Inc. - initial API and implementation 
 ******************************************************************************/ 
package org.jboss.tools.common.el.internal.core.parser.token;

import org.jboss.tools.common.el.core.parser.Tokenizer;

/**
 * 
 * @author V. Kabanovich
 *
 */
public class CommaTokenDescription extends ConstantTokenDescription {
	public static final int COMMA = 8;

	public static CommaTokenDescription INSTANCE = new CommaTokenDescription();

	public CommaTokenDescription () {
		super(",", COMMA); //$NON-NLS-1$
	}

	public boolean isStart(Tokenizer tokenizer, int offset) {
		if(!super.isStart(tokenizer, offset)) {
			return false;
		}
		return ParamUtil.isMethodParamContext(tokenizer.getContext())
			|| ParamUtil.isArrayContext(tokenizer.getContext());
	}

}