/**
 * Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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
 * Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package com.examples.with.different.packagename.concolic;


public class StringSearch2 {

	private static int getFragmentLocation(String s) {
		int fragmentLocation = s.indexOf('#');
		if (fragmentLocation == -1)
			return s.length();

		return fragmentLocation;
	}

	public static void checkPathURN(String nuri) {

		// URI code
		String uri = nuri;
		int colonLocation = nuri.indexOf(':');

		int fragmentLocation = getFragmentLocation(nuri);

		if (colonLocation == -1 || colonLocation > fragmentLocation
				|| colonLocation == 0)
			throw new RuntimeException("No scheme in URI \"" + uri + "\"");

		// URN code
		String nurn = nuri;
		int secondColonLocation = nurn.indexOf(':', colonLocation + 1);

		if (secondColonLocation == -1 || secondColonLocation > fragmentLocation
				|| secondColonLocation == colonLocation + 1)
			throw new RuntimeException("No protocol part in URN \"" + nurn
					+ "\".");

		if (!nurn.regionMatches(0, "urn", 0, colonLocation))
			throw new RuntimeException("The identifier was no URN \"" + nurn
					+ "\".");

		// PathURN code
		if (uri.length() == secondColonLocation + 1)
			throw new RuntimeException("Empty Path URN");

		if (uri.charAt(secondColonLocation + 1) != '/')
			throw new RuntimeException("Path URN has no '/': \"" + uri + "\"");

		if (!uri.regionMatches(colonLocation + 1, "path", 0,
				secondColonLocation - colonLocation - 1))
			throw new RuntimeException("The identifier was no Path URN \""
					+ uri + "\".");
	}



}