bundles/org.eclipse.wst.xml.xpath2.processor/src/org/eclipse/wst/xml/xpath2/api/StaticVariableResolver.java

/*******************************************************************************
 * Copyright (c) 2009 Jesper Moller, and others
 * 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:
 *     Jesper Moller - initial API and implementation
 *******************************************************************************/

package org.eclipse.wst.xml.xpath2.api;

import javax.xml.namespace.QName;

import org.eclipse.wst.xml.xpath2.api.typesystem.TypeDefinition;

/**
 * @since 2.0
 */
public interface StaticVariableResolver {

	/**
	 * Is the variable present in the current context.
	 * 
	 * @param name Variable name
	 * @return Availability of the variable
	 */
	boolean isVariablePresent(QName name);
	
	/** 
	 * @param name
	 * @return
	 */
	TypeDefinition getVariableType(QName name);

	/** 
	 * @param name
	 * @return
	 */
	short getVariableOccurrence(QName name);

	public static final short OPTIONAL = 0;
	public static final short ONE = 1;
	public static final short ANY = 2;
	public static final short MANY = 3;
}