1 /*
   2  * reserved comment block
   3  * DO NOT REMOVE OR ALTER!
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.xalan.internal.xsltc.compiler;
  23 
  24 /**
  25  * @author Santiago Pericas-Geertsen
  26  */
  27 public interface Closure {
  28 
  29     /**
  30      * Returns true if this closure is compiled in an inner class (i.e.
  31      * if this is a real closure).
  32      */
  33     public boolean inInnerClass();
  34 
  35     /**
  36      * Returns a reference to its parent closure or null if outermost.
  37      */
  38     public Closure getParentClosure();
  39 
  40     /**
  41      * Returns the name of the auxiliary class or null if this predicate
  42      * is compiled inside the Translet.
  43      */
  44     public String getInnerClassName();
  45 
  46     /**
  47      * Add new variable to the closure.
  48      */
  49     public void addVariable(VariableRefBase variableRef);
  50 }