t -> t, ReflectionUtils.specify(Tuple2.class), ReflectionUtils.specify(Tuple2.class) ); forward.at(epoch); forward.setName(String.format("%s (forward)", operatorBaseName)); ReflectionUtils.specify(Tuple2.class) ); adjacencyPreparator.at(epoch); adjacencyPreparator.setName(String.format("%s (prepare adjacencies)", operatorBaseName)); forward.connectTo(0, adjacencyPreparator, 0); Long.class, ReflectionUtils.specify(Tuple2.class) ); initializeRanks.at(epoch); initializeRanks.setName(String.format("%s (initialize ranks)", operatorBaseName)); vertexDistincter.connectTo(0, initializeRanks, 0); ReflectionUtils.specify(Tuple2.class) ); damping.at(epoch); damping.setName(String.format("%s (damping)", operatorBaseName)); sumPartialRanks.connectTo(0, damping, 0);