Esempio n. 1
0
  protected SQLExpr parseInterval() {
    accept(Token.INTERVAL);

    if (lexer.token() == Token.LPAREN) {
      lexer.nextToken();

      SQLMethodInvokeExpr methodInvokeExpr = new SQLMethodInvokeExpr("INTERVAL");
      if (lexer.token() != Token.RPAREN) {
        exprList(methodInvokeExpr.getParameters(), methodInvokeExpr);
      }

      accept(Token.RPAREN);

      return primaryRest(methodInvokeExpr);
    } else {
      SQLExpr value = expr();

      if (lexer.token() != Token.IDENTIFIER) {
        throw new ParserException("Syntax error");
      }

      String unit = lexer.stringVal();
      lexer.nextToken();

      MySqlIntervalExpr intervalExpr = new MySqlIntervalExpr();
      intervalExpr.setValue(value);
      intervalExpr.setUnit(MySqlIntervalUnit.valueOf(unit.toUpperCase()));

      return intervalExpr;
    }
  }
Esempio n. 2
0
 @Override
 public boolean visit(MySqlIntervalExpr x) {
   print("INTERVAL ");
   x.getValue().accept(this);
   print(' ');
   print(x.getUnit().name());
   return false;
 }