Here you can find the source of pathContains(List
public static boolean pathContains(List<String> path, String source, String label, String target)
//package com.java2s; /**/*from w w w. j a v a 2 s .c om*/ * Copyright (C) 2009 G?nter Ladwig (gla at aifb.uni-karlsruhe.de) * * This file is part of the graphindex project. * * graphindex is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License, version 2 * as published by the Free Software Foundation. * * graphindex is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with graphindex. If not, see <http://www.gnu.org/licenses/>. */ import java.util.List; public class Main { public static boolean pathContains(List<String> path, String source, String label, String target) { for (int i = 0; i < path.size() - 2; i += 2) { if (path.get(i).equals(source)) { if (path.get(i + 1).equals(label) && path.get(i + 2).equals(target)) return true; } } return false; } }