parse_reduce_row.java example

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gtitool-master
package java_cup;


/**
 * This class represents one row (corresponding to one machine state) of the
 * reduce-goto parse table.
 */
@SuppressWarnings (
{ "all" } )
public class parse_reduce_row
{

  /*-----------------------------------------------------------*/
  /*--- Constructor(s) ----------------------------------------*/
  /*-----------------------------------------------------------*/
  /**
   * Simple constructor. Note: this should not be used until the number of
   * terminals in the grammar has been established.
   */
  public parse_reduce_row ()
  {
    /* make sure the size is set */
    if ( _size <= 0 )
      _size = non_terminal.number ();
    /* allocate the array */
    under_non_term = new lalr_state [ size () ];
  }


  /*-----------------------------------------------------------*/
  /*--- (Access to) Static (Class) Variables ------------------*/
  /*-----------------------------------------------------------*/
  /** Number of columns (non terminals) in every row. */
  protected static int _size = 0;


  /** Number of columns (non terminals) in every row. */
  public static int size ()
  {
    return _size;
  }


  // Hm Added clear to clear all static fields
  public static void clear ()
  {
    _size = 0;
  }


  /*-----------------------------------------------------------*/
  /*--- (Access to) Instance Variables ------------------------*/
  /*-----------------------------------------------------------*/
  /** Actual entries for the row. */
  public lalr_state under_non_term[];
}