parser.java

jdbc 的实例源码

              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 43: // search_condition ::= search_expr 
            {
              CUP$result = new int_token(/*search_condition*/9);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 42: // where_clause ::= WHERE search_condition 
            {
              CUP$result = new int_token(/*where_clause*/7);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 41: // where_clause ::= 
            {
              CUP$result = new int_token(/*where_clause*/7);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 40: // column_def ::= column INTEGER 
            {
              CUP$result = new str_token(/*column_def*/20);
               
		       String column_def[] = new String[3];
		       column_def[0] = "NUMERIC";
		       column_def[1] = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-1)).str_val;
		       column_def[2] = "3";
		       column_list.addElement( column_def );
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 39: // column_def ::= column NUMERIC LPAREN INT_NUM RPAREN 
            {
              CUP$result = new str_token(/*column_def*/20);
               
		       String column_def[] = new String[3];
		       column_def[0] = "NUMERIC";
		       column_def[1] = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-4)).str_val;
		       column_def[2] = (/*s2*/(str_token)CUP$stack.elementAt(CUP$top-1)).str_val;
		       column_list.addElement( column_def );
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 38: // column_def ::= column CHARACTER LPAREN INT_NUM RPAREN 
            {
              CUP$result = new str_token(/*column_def*/20);
               
		       String column_def[] = new String[3];
		       column_def[0] = "CHAR";
		       column_def[1] = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-4)).str_val;
		       column_def[2] = (/*s2*/(str_token)CUP$stack.elementAt(CUP$top-1)).str_val;
		       column_list.addElement( column_def );
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 37: // column_def_commalist ::= column_def_commalist COMMA column_def 
            {
              CUP$result = new str_token(/*column_def_commalist*/21);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 36: // column_def_commalist ::= column_def 
            {
              CUP$result = new str_token(/*column_def_commalist*/21);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 35: // table ::= NAME 
            {
              CUP$result = new str_token(/*table*/18);
               ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val; 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 34: // column ::= table PERIOD column 
            {
              CUP$result = new str_token(/*column*/14);
               ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val + "." + (/*s2*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val; 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 33: // column ::= NAME 
            {
              CUP$result = new str_token(/*column*/14);
               ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val; 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 32: // column ::= ASTERISK 
            {
              CUP$result = new str_token(/*column*/14);
               ((str_token)CUP$result).str_val = "*"; 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 31: // table_commalist ::= table_commalist COMMA table 
            {
              CUP$result = new str_token(/*table_commalist*/19);
               foo.addElement(new String((/*s2*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		        ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val;
	             
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 30: // table_commalist ::= table 
            {
              CUP$result = new str_token(/*table_commalist*/19);
               foo.removeAllElements();
		        foo.addElement(new String((/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		        ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val;
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 29: // column_commalist ::= column_commalist COMMA column 
            {
              CUP$result = new str_token(/*column_commalist*/13);
               foo.addElement(new String((/*s2*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		        ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val;
	             
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 28: // column_commalist ::= column 
            {
              CUP$result = new str_token(/*column_commalist*/13);
               foo.removeAllElements();
		        foo.addElement(new String((/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		        ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val;
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 27: // value_commalist ::= value_commalist COMMA value 
            {
              CUP$result = new str_token(/*value_commalist*/17);
               value_list.addElement(new String((/*s2*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		        ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-2)).str_val;
	             
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 26: // value_commalist ::= value 
            {
              CUP$result = new str_token(/*value_commalist*/17);
               value_list.removeAllElements();
		        value_list.addElement(new String((/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val)); 
		        ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val;
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 25: // value ::= STRING 
            {
              CUP$result = new str_token(/*value*/16);
               ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val; 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 24: // value ::= INT_NUM 
            {
              CUP$result = new str_token(/*value*/16);
               ((str_token)CUP$result).str_val = (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val; 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 23: // values_clause ::= VALUES LPAREN value_commalist RPAREN 
            {
              CUP$result = new str_token(/*values_clause*/15);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 22: // create_table_statement ::= CREATE TABLE table NT$7 LPAREN column_def_commalist RPAREN 
            {
              CUP$result = new int_token(/*create_table_statement*/5);
               
		        Statement.put("COLUMN_DEF",  
			   (Vector) column_list.clone()); 
		        
			addAction(actions, "CREATE"); 
	             
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 21: // NT$7 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$7*/30);
               Statement.clear();
		        Statement.put("TABLE", (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val); 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 20: // drop_table_statement ::= DROP TABLE table 
            {
              CUP$result = new int_token(/*drop_table_statement*/6);
               Statement.clear();
		        Statement.put("TABLE", (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val); 
			addAction(actions, "DROP_TABLE"); 
	             
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 19: // insert_statement ::= INSERT INTO table NT$5 LPAREN column_commalist RPAREN NT$6 values_clause 
            {
              CUP$result = new int_token(/*insert_statement*/1);
               Statement.put("VALUES",  (Vector) value_list.clone()); 
		        addAction(actions, "INSERT"); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 18: // NT$6 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$6*/29);
               Statement.put("COLUMNS", (Vector) foo.clone()); 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 17: // NT$5 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$5*/28);
               Statement.clear();
		        Statement.put("TABLE", (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val); 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 16: // select_statement ::= SELECT column_commalist NT$3 FROM table_commalist NT$4 where_clause 
            {
              CUP$result = new int_token(/*select_statement*/2);
              
                        Statement.put("WHERE", (Vector) search_list.clone()); 
		        addAction(actions, "SELECT"); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 15: // NT$4 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$4*/27);
              
                        Statement.put("TABLES", (Vector) foo.clone()); 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 14: // NT$3 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$3*/26);
               Statement.clear();
                        Statement.put("COLUMNS", (Vector) foo.clone()); 
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 13: // update_statement ::= UPDATE table NT$1 set_clause NT$2 where_clause 
            {
              CUP$result = new int_token(/*update_statement*/11);
              
                        Statement.put("WHERE", (Vector) search_list.clone()); 
		        addAction(actions, "UPDATE"); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 12: // NT$2 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$2*/25);
               Statement.put("COLUMNS", (Vector) foo.clone()); 
                        Statement.put("VALUES",  (Vector) value_list.clone()); 
	             
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 11: // NT$1 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$1*/24);
               Statement.clear();
		        Statement.put("TABLE", (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 10: // delete_statement ::= DELETE FROM table NT$0 where_clause 
            {
              CUP$result = new str_token(/*delete_statement*/22);
              
                        Statement.put("WHERE", (Vector) search_list.clone()); 
		        addAction(actions, "DELETE"); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 9: // NT$0 ::= 
            {
              CUP$result = new java_cup.runtime.token(/*NT$0*/23);
               Statement.clear();
		        Statement.put("TABLE", (/*s1*/(str_token)CUP$stack.elementAt(CUP$top-0)).str_val); 
		     
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 8: // sql_statement ::= delete_statement 
            {
              CUP$result = new int_token(/*sql_statement*/3);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 7: // sql_statement ::= update_statement 
            {
              CUP$result = new int_token(/*sql_statement*/3);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 6: // sql_statement ::= drop_table_statement 
            {
              CUP$result = new int_token(/*sql_statement*/3);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 5: // sql_statement ::= create_table_statement 
            {
              CUP$result = new int_token(/*sql_statement*/3);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 4: // sql_statement ::= insert_statement 
            {
              CUP$result = new int_token(/*sql_statement*/3);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 3: // sql_statement ::= select_statement 
            {
              CUP$result = new int_token(/*sql_statement*/3);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 2: // sql_batch ::= sql_batch SEMI sql_statement 
            {
              CUP$result = new int_token(/*sql_batch*/4);
              
            }
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 1: // $START ::= sql_batch EOF 
            {
              CUP$result = new java_cup.runtime.token(/*$START*/0);
              
            }
          /* ACCEPT */
          CUP$parser.done_parsing();
          return CUP$result;

          /*. . . . . . . . . . . . . . . . . . . .*/
          case 0: // sql_batch ::= sql_statement 
            {
              CUP$result = new int_token(/*sql_batch*/4);
              
            }
          return CUP$result;

          /* . . . . . .*/
          default:
            throw new Exception(
               "Invalid action number found in internal parse table");

        }
    }
};