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Java > Open Source Codes > com > sun > java_cup > internal > parse_reduce_row


1
2 package com.sun.java_cup.internal;
3
4 /** This class represents one row (corresponding to one machine state) of the
5  * reduce-goto parse table.
6  */
7 public class parse_reduce_row {
8   /*-----------------------------------------------------------*/
9   /*--- Constructor(s) ----------------------------------------*/
10   /*-----------------------------------------------------------*/
11
12   /** Simple constructor. Note: this should not be used until the number
13    * of terminals in the grammar has been established.
14    */
15   public parse_reduce_row()
16     {
17       /* make sure the size is set */
18       if (_size <= 0 ) _size = non_terminal.number();
19
20       /* allocate the array */
21       under_non_term = new lalr_state[size()];
22     }
23
24   /*-----------------------------------------------------------*/
25   /*--- (Access to) Static (Class) Variables ------------------*/
26   /*-----------------------------------------------------------*/
27
28   /** Number of columns (non terminals) in every row. */
29   protected static int _size = 0;
30
31   /** Number of columns (non terminals) in every row. */
32   public static int size() {return _size;}
33    
34   /*-----------------------------------------------------------*/
35   /*--- (Access to) Instance Variables ------------------------*/
36   /*-----------------------------------------------------------*/
37
38   /** Actual entries for the row. */
39   public lalr_state under_non_term[];
40 }
41
42
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