EdgeStep.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.preserving.explorative.tuples;

import org.apache.flink.api.java.tuple.Tuple3;

/**
 * Represents an edge that is joined with an {@link EmbeddingWithTiePoint} to
 * extend it at the tie point.
 *
 * f0: edge id
 * f1: tie point (sourceId/targetId)
 * f2: next id (sourceId/targetId)
 *
 * @param <K> key type
 */
public class EdgeStep<K> extends Tuple3<K, K, K> {

  public K getEdgeId() {
    return f0;
  }

  public void setEdgeId(K edgeId) {
    f0 = edgeId;
  }

  public K getTiePoint() {
    return f1;
  }

  public void setTiePointId(K tiePoint) {
    f1 = tiePoint;
  }

  public K getNextId() {
    return f2;
  }

  public void setNextId(K nextId) {
    f2 = nextId;
  }
}