/*
 * Copyright © 2021, 2022, 2023 Peter Doornbosch
 *
 * This file is part of Kwik, an implementation of the QUIC protocol in Java.
 *
 * Kwik 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 of the License, or (at your option)
 * any later version.
 *
 * Kwik 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 General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.luminis.quic.run;

import net.luminis.quic.QuicConnection;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

public class KwikVersion {

    private static final String version;

    static {
        version = extractVersion();
    }

    public static String getVersion() {
        return version;
    }

    private static String extractVersion() {
        String version;
        InputStream in = QuicConnection.class.getResourceAsStream("/net/luminis/quic/run/version.properties");
        if (in != null) {
            try (BufferedReader reader = new BufferedReader(new InputStreamReader(in))) {
                version = reader.readLine();
            } catch (IOException e) {
                version = "unknown";
            }
        }
        else {
            version = "dev";
        }
        return version;
    }
}