package ru.kpfu.dfs.graph.adapter;

import ru.kpfu.dfs.graph.Graph;

import java.util.List;

/**
 * @author Alexeev Vladimir  27.04.2015
 */
public class NotDirectedGraph implements Graph {

    private Graph graph;

    private NotDirectedGraph() {}

    public NotDirectedGraph(Graph graph) {
        this.graph = graph;
    }

    @Override
    public void joinVertices(int from, int to) {
        graph.joinVertices(from, to);
        graph.joinVertices(to, from);
    }

    @Override
    public List<Integer> adjacentVertices(int vertex) {
        return graph.adjacentVertices(vertex);
    }

    @Override
    public int size() {
        return graph.size();
    }
}