1 2 package java_cup; 3 4 /** A specialized version of a production used when we split an existing 5 * production in order to remove an embedded action. Here we keep a bit 6 * of extra bookkeeping so that we know where we came from. 7 * @version last updated: 11/25/95 8 * @author Scott Hudson 9 */ 10 11 public class action_production extends production { 12 13 /** Constructor. 14 * @param base the production we are being factored out of. 15 * @param lhs_sym the LHS symbol for this production. 16 * @param rhs_parts array of production parts for the RHS. 17 * @param rhs_len how much of the rhs_parts array is valid. 18 * @param action_str the trailing reduce action for this production. 19 */ 20 public action_production( 21 production base, 22 non_terminal lhs_sym, 23 production_part rhs_parts[], 24 int rhs_len, 25 String action_str) 26 throws internal_error 27 { 28 super(lhs_sym, rhs_parts, rhs_len, action_str); 29 _base_production = base; 30 } 31 32 /*. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .*/ 33 34 /** The production we were taken out of. */ 35 protected production _base_production; 36 37 /** The production we were taken out of. */ 38 public production base_production() {return _base_production;} 39 }; 40
