* does not exist, this task uses some default initial configuration.
     *
     * @return The input file.
     */
    @Internal("Covered by inputFileIfExists")
    public File getInputFile() {
        return inputFile != null ? inputFile : getOutputFile();
    }

    // Workaround for when the task is given an input file that doesn't exist
    @Nullable  @Optional

        return installDirectory;
    }

    /**
     * The executable file to install.
     *
     * @since 4.7
     *
     */
    @Internal("Covered by inputFileIfExists")
    public RegularFileProperty getExecutableFile() {
        return executable;
    }

    /**
     * The location of the installed executable file.
     *
     * @since 4.7
     */