ASTProduction


1   /*
2    * Copyright © 2002 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
3    * California 95054, U.S.A. All rights reserved.  Sun Microsystems, Inc. has
4    * intellectual property rights relating to technology embodied in the product
5    * that is described in this document. In particular, and without limitation,
6    * these intellectual property rights may include one or more of the U.S.
7    * patents listed at http://www.sun.com/patents and one or more additional
8    * patents or pending patent applications in the U.S. and in other countries.
9    * U.S. Government Rights - Commercial software. Government users are subject
10   * to the Sun Microsystems, Inc. standard license agreement and applicable
11   * provisions of the FAR and its supplements.  Use is subject to license terms.
12   * Sun,  Sun Microsystems,  the Sun logo and  Java are trademarks or registered
13   * trademarks of Sun Microsystems, Inc. in the U.S. and other countries.  This
14   * product is covered and controlled by U.S. Export Control laws and may be
15   * subject to the export or import laws in other countries.  Nuclear, missile,
16   * chemical biological weapons or nuclear maritime end uses or end users,
17   * whether direct or indirect, are strictly prohibited.  Export or reexport
18   * to countries subject to U.S. embargo or to entities identified on U.S.
19   * export exclusion lists, including, but not limited to, the denied persons
20   * and specially designated nationals lists is strictly prohibited.
21   */
22  
23  package org.javacc.jjtree;
24  
25  import java.util.Hashtable  ;
26  import java.util.Vector  ;
27  
28  
29  public class ASTProduction extends SimpleNode
30  {
31    ASTProduction(int id) {
32      super(id);
33    }
34  
35    String   name;
36    Vector   throws_list = new Vector  ();
37  
38    private Hashtable   scopes = new Hashtable  ();
39    private int nextNodeScopeNumber = 0;
40  
41  
42    int getNodeScopeNumber(NodeScope s)
43    {
44      Integer   i = (Integer  )scopes.get(s);
45      if (i == null) {
46        i = new Integer  (nextNodeScopeNumber++);
47        scopes.put(s, i);
48      }
49      return i.intValue();
50    }
51  }
52  
53  /*end*/
54
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