public URL findURLOfDefaultConfigurationFile(boolean updateStatus) {
        ClassLoader myClassLoader = Loader.getClassLoaderOfObject(this);
        URL url = findConfigFileURLFromSystemProperties(myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(GROOVY_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(TEST_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        return getResource(AUTOCONFIG_FILE, myClassLoader, updateStatus);
}

public static final String GROOVY_TEST_AUTOCONFIG_FILE = "logback-test.groovy";

public URL findURLOfDefaultConfigurationFile(boolean updateStatus) {
        ClassLoader myClassLoader = Loader.getClassLoaderOfObject(this);
        URL url = findConfigFileURLFromSystemProperties(myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(GROOVY_TEST_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(TEST_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(GROOVY_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        return getResource(AUTOCONFIG_FILE, myClassLoader, updateStatus);
}

public URL findURLOfDefaultConfigurationFile(boolean updateStatus) {
        ClassLoader myClassLoader = Loader.getClassLoaderOfObject(this);
        URL url = findConfigFileURLFromSystemProperties(myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(TEST_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        url = getResource(GROOVY_AUTOCONFIG_FILE, myClassLoader, updateStatus);
        if (url != null) {
            return url;
        }

        return getResource(AUTOCONFIG_FILE, myClassLoader, updateStatus);
}