MessageType.java
- /*
- * Copyright © 2014 - 2021 Leipzig University (Database Research Group)
- *
- * Licensed 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.gradoop.flink.model.impl.operators.matching.single.simulation.dual.util;
- import org.gradoop.flink.model.impl.operators.matching.single.simulation.dual.tuples
- .Deletion;
- import org.gradoop.flink.model.impl.operators.matching.single.simulation.dual.tuples
- .Message;
- /**
- * Message types used in {@link Deletion} and {@link Message}.
- */
- public enum MessageType {
- /**
- * Message is sent from the vertex to itself.
- */
- FROM_SELF,
- /**
- * Message is sent from a child vertex.
- */
- FROM_CHILD,
- /**
- * Message is sent from a parent vertex.
- */
- FROM_PARENT,
- /**
- * Message is sent from a child vertex which will be removed at the end of
- * the iteration.
- */
- FROM_CHILD_REMOVE,
- /**
- * Message is sent from a parent vertex which will be removed at the end of
- * the iteration.
- */
- FROM_PARENT_REMOVE
- }