/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.apache.giraph.function.vertex;

 import java.io.Serializable;

 import org.apache.giraph.function.PairConsumer;

 import org.apache.giraph.graph.Vertex;

 import org.apache.hadoop.io.Writable;

 import org.apache.hadoop.io.WritableComparable;

 /**

  * Function:

  * (vertex, T) -> void

  *

  * A class that can consume objects of a single type, when given a vertex.

  *

  * @param <I> Vertex id type

  * @param <V> Vertex value type

  * @param <E> Edge value type

  * @param <T> Argument type

  */

 @SuppressWarnings("rawtypes")

 public interface ConsumerWithVertex<I extends WritableComparable,

     V extends Writable, E extends Writable, T>

     extends PairConsumer<Vertex<I, V, E>, T>, Serializable  {

   /**

    * Applies this function to {@code vertex} and {@code input}

    *

    * @param vertex Vertex

    * @param value Value

    */

   @Override

   void apply(Vertex<I, V, E> vertex, T value);

 }