docs: public final void interfaceGenericMethodDecl() throws RecognitionException {
  		int interfaceGenericMethodDecl_StartIndex = input.index();
  
  		try {
  			if ( state.backtracking>0 && alreadyParsedRule(input, 34) ) { return; }
  
  			// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:434:5: ( typeParameters ( type | 'void' ) Identifier interfaceMethodDeclaratorRest )
  			// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:434:7: typeParameters ( type | 'void' ) Identifier interfaceMethodDeclaratorRest
  			{
  			pushFollow(FOLLOW_typeParameters_in_interfaceGenericMethodDecl1195);
  			typeParameters();
  			state._fsp--;
  			if (state.failed) return;
  			// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:434:22: ( type | 'void' )
  			int alt50=2;
  			int LA50_0 = input.LA(1);
  			if ( (LA50_0==Identifier||LA50_0==65||LA50_0==67||LA50_0==71||LA50_0==77||LA50_0==85||LA50_0==92||LA50_0==94||LA50_0==105) ) {
  				alt50=1;
  			}
  			else if ( (LA50_0==118) ) {
  				alt50=2;
  			}
  
  			else {
  				if (state.backtracking>0) {state.failed=true; return;}
  				NoViableAltException nvae =
  					new NoViableAltException("", 50, 0, input);
  				throw nvae;
  			}
  
  			switch (alt50) {
  				case 1 :
  					// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:434:23: type
  					{
  					pushFollow(FOLLOW_type_in_interfaceGenericMethodDecl1198);
  					type();
  					state._fsp--;
  					if (state.failed) return;
  					}
  					break;
  				case 2 :
  					// src/main/resources/org/drools/compiler/semantics/java/parser/Java.g:434:30: 'void'
  					{
  					match(input,118,FOLLOW_118_in_interfaceGenericMethodDecl1202); if (state.failed) return;
  					}
  					break;
  
  			}
  
  			match(input,Identifier,FOLLOW_Identifier_in_interfaceGenericMethodDecl1205); if (state.failed) return;
  			pushFollow(FOLLOW_interfaceMethodDeclaratorRest_in_interfaceGenericMethodDecl1215);
  			interfaceMethodDeclaratorRest();
  			state._fsp--;
  			if (state.failed) return;
  			}
  
  		}
  		catch (RecognitionException re) {
  			reportError(re);
  			recover(input,re);
  		}
  		finally {
  			// do for sure before leaving
  			if ( state.backtracking>0 ) { memoize(input, 34, interfaceGenericMethodDecl_StartIndex); }
  
  		}
  	}