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1   /*
2    * reserved comment block
3    * DO NOT REMOVE OR ALTER!
4    */
5   /*
6    * Copyright 2001-2004 The Apache Software Foundation.
7    *
8    * Licensed under the Apache License, Version 2.0 (the "License");
9    * you may not use this file except in compliance with the License.
10   * You may obtain a copy of the License at
11   *
12   *     http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing, software
15   * distributed under the License is distributed on an "AS IS" BASIS,
16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17   * See the License for the specific language governing permissions and
18   * limitations under the License.
19   */
20  /*
21   * $Id: Closure.java,v 1.2.4.1 2005/09/01 12:01:23 pvedula Exp $
22   */
23  
24  package com.sun.org.apache.xalan.internal.xsltc.compiler;
25  
26  /**
27   * @author Santiago Pericas-Geertsen
28   */
29  public interface Closure {
30  
31      /**
32       * Returns true if this closure is compiled in an inner class (i.e.
33       * if this is a real closure).
34       */
35      public boolean inInnerClass();
36  
37      /**
38       * Returns a reference to its parent closure or null if outermost.
39       */
40      public Closure getParentClosure();
41  
42      /**
43       * Returns the name of the auxiliary class or null if this predicate
44       * is compiled inside the Translet.
45       */
46      public String getInnerClassName();
47  
48      /**
49       * Add new variable to the closure.
50       */
51      public void addVariable(VariableRefBase variableRef);
52  }