/*
 * This is free and unencumbered software released into the public domain.
 *
 * Anyone is free to copy, modify, publish, use, compile, sell, or
 * distribute this software, either in source code form or as a compiled
 * binary, for any purpose, commercial or non-commercial, and by any
 * means.
 *
 * In jurisdictions that recognize copyright laws, the author or authors
 * of this software dedicate any and all copyright interest in the
 * software to the public domain. We make this dedication for the benefit
 * of the public at large and to the detriment of our heirs and
 * successors. We intend this dedication to be an overt act of
 * relinquishment in perpetuity of all present and future rights to this
 * software under copyright law.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * For more information, please refer to <http://unlicense.org/>
 */
package jxtn.core.unix;

import java.lang.reflect.Field;
import java.nio.charset.StandardCharsets;
import java.nio.file.Path;
import java.nio.file.Paths;

/**
 * Helper functions for C paths
 *
 * @author aqd
 */
public final class CPaths {

    private static Class<? extends Path> unixPathClass;
    private static Field unixPathPathField;

    static {
        unixPathClass = Paths.get("/home").getClass();
        try {
            unixPathPathField = unixPathClass.getDeclaredField("path");
        } catch (ReflectiveOperationException e) {
            throw new RuntimeException(e);
        }
        unixPathPathField.setAccessible(true);
    }

    public static byte[] getBytes(Path path) {
        if (path.getClass() == unixPathClass) {
            try {
                return (byte[]) unixPathPathField.get(path);
            } catch (ReflectiveOperationException e) {
                throw new RuntimeException(e);
            }
        } else {
            return path.toString().getBytes(StandardCharsets.UTF_8);
        }
    }

    private CPaths() {
    }
}