/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * Copyright 2001-2004 The Apache Software Foundation.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

/*

 * $Id: Closure.java,v 1.2.4.1 2005/09/01 12:01:23 pvedula Exp $

 */

package com.sun.org.apache.xalan.internal.xsltc.compiler;

/**

 * @author Santiago Pericas-Geertsen

 */

public interface Closure {

    /**

     * Returns true if this closure is compiled in an inner class (i.e.

     * if this is a real closure).

     */

    public boolean inInnerClass();

    /**

     * Returns a reference to its parent closure or null if outermost.

     */

    public Closure getParentClosure();

    /**

     * Returns the name of the auxiliary class or null if this predicate

     * is compiled inside the Translet.

     */

    public String getInnerClassName();

    /**

     * Add new variable to the closure.

     */

    public void addVariable(VariableRefBase variableRef);

}