docs: public final DRL5Expressions.annotationValue_return annotationValue() throws RecognitionException {
  		DRL5Expressions.annotationValue_return retval = new DRL5Expressions.annotationValue_return();
  		retval.start = input.LT(1);
  
  		try {
  			// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:205:3: ( expression | annotationArray )
  			int alt21=2;
  			int LA21_0 = input.LA(1);
  			if ( (LA21_0==BOOL||(LA21_0 >= DECIMAL && LA21_0 <= DECR)||LA21_0==FLOAT||LA21_0==HEX||(LA21_0 >= ID && LA21_0 <= INCR)||(LA21_0 >= LEFT_PAREN && LA21_0 <= LESS)||LA21_0==MINUS||LA21_0==NEGATION||LA21_0==NULL||LA21_0==PLUS||(LA21_0 >= STAR && LA21_0 <= TIME_INTERVAL)) ) {
  				alt21=1;
  			}
  			else if ( (LA21_0==LEFT_CURLY) ) {
  				alt21=2;
  			}
  
  			else {
  				if (state.backtracking>0) {state.failed=true; return retval;}
  				NoViableAltException nvae =
  					new NoViableAltException("", 21, 0, input);
  				throw nvae;
  			}
  
  			switch (alt21) {
  				case 1 :
  					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:205:5: expression
  					{
  					pushFollow(FOLLOW_expression_in_annotationValue1053);
  					expression();
  					state._fsp--;
  					if (state.failed) return retval;
  					}
  					break;
  				case 2 :
  					// src/main/resources/org/drools/compiler/lang/DRL5Expressions.g:205:18: annotationArray
  					{
  					pushFollow(FOLLOW_annotationArray_in_annotationValue1057);
  					annotationArray();
  					state._fsp--;
  					if (state.failed) return retval;
  					}
  					break;
  
  			}
  			retval.stop = input.LT(-1);
  
  		}
  
  		catch (RecognitionException re) {
  		    throw re;
  		}
  
  		finally {
  			// do for sure before leaving
  		}
  		return retval;
  	}