docs: public final void arguments() throws RecognitionException {
  		int arguments_StartIndex = input.index();
  
  		try {
  			if ( state.backtracking>0 && alreadyParsedRule(input, 140) ) { return; }
  
  			// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:1297:5: ( '(' ( expressionList )? ')' )
  			// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:1297:7: '(' ( expressionList )? ')'
  			{
  			match(input,36,FOLLOW_36_in_arguments6395); if (state.failed) return;
  			// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:1297:11: ( expressionList )?
  			int alt192=2;
  			int LA192_0 = input.LA(1);
  			if ( ((LA192_0 >= CharacterLiteral && LA192_0 <= DecimalLiteral)||LA192_0==FloatingPointLiteral||(LA192_0 >= HexLiteral && LA192_0 <= Identifier)||(LA192_0 >= OctalLiteral && LA192_0 <= StringLiteral)||LA192_0==29||LA192_0==36||(LA192_0 >= 40 && LA192_0 <= 41)||(LA192_0 >= 44 && LA192_0 <= 45)||LA192_0==53||LA192_0==65||LA192_0==67||(LA192_0 >= 70 && LA192_0 <= 71)||LA192_0==77||(LA192_0 >= 79 && LA192_0 <= 80)||LA192_0==82||LA192_0==85||LA192_0==92||LA192_0==94||(LA192_0 >= 97 && LA192_0 <= 98)||LA192_0==105||LA192_0==108||LA192_0==111||LA192_0==115||LA192_0==118||LA192_0==126) ) {
  				alt192=1;
  			}
  			switch (alt192) {
  				case 1 :
  					// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:1297:11: expressionList
  					{
  					pushFollow(FOLLOW_expressionList_in_arguments6397);
  					expressionList();
  					state._fsp--;
  					if (state.failed) return;
  					}
  					break;
  
  			}
  
  			match(input,37,FOLLOW_37_in_arguments6400); if (state.failed) return;
  			}
  
  		}
  		catch (RecognitionException re) {
  			reportError(re);
  			recover(input,re);
  		}
  		finally {
  			// do for sure before leaving
  			if ( state.backtracking>0 ) { memoize(input, 140, arguments_StartIndex); }
  
  		}
  	}