// XAdditiveExpression returns XExpression:
 //	XMultiplicativeExpression (=> ({XBinaryOperation.leftOperand=current}
 // feature=[types::JvmIdentifiableElement|OpAdd])
 //	rightOperand=XMultiplicativeExpression)*;
 public XbaseGrammarAccess.XAdditiveExpressionElements getXAdditiveExpressionAccess() {
   return gaCommonGrammar.getXAdditiveExpressionAccess();
 }