Util工具类 读取项目文件所在位置

/** * 查询jar包运行路径 * * @return */public static String getJarUrl() {    URL url = JarUrlUtil.class.getProtectionDomain().getCodeSource().getLocation();    String filePath = "";    try {        filePath = URLDecoder.decode(url.getPath(), "utf-8");// 转化为utf-8编码，支持中文    } catch (Exception e) {        logger.error(e.getMessage(), e);    }    int i = filePath.indexOf(".jar");    if (i >= 0) {// 可执行jar包运行的结果里包含".jar"        // 获取jar包所在目录        filePath = filePath.substring(0, filePath.lastIndexOf("/", i) + 1);    }    File file = new File(filePath);    filePath = file.getAbsolutePath();    i = filePath.indexOf("file:");    if (i >= 0) {        filePath = filePath.substring(0, filePath.lastIndexOf(File.separator, i));    }    String classesUrl = File.separator + "classes";    i = filePath.indexOf(classesUrl);    if (i >= 0) {        filePath = filePath.substring(0, i);    }    return filePath;}//getJarUrl定义结束/** * 首先从jar目录下读取文件，如果不存在在当做classpath从jar内部读取。 * * @param path * @return */public static InputStream getFileStream(String path) {    String jarPath = JarUrlUtil.getJarUrl() + File.separator + path;    InputStream in = null;    try {        in = new FileInputStream(jarPath);        if (in != null){            return in;        }    } catch (FileNotFoundException e) {        logger.error(e.toString(),e);    }    in = Util.class.getClassLoader().getResourceAsStream(path);    return in;}