}
        descriptors = Collections.emptyMap();
        isModuleHierarchy = false;
    }

    /**
     * Returns the module name declared in the given {@code module-info} descriptor.
     * The input stream may be for a file or for an entry in a JAR file.
     */
    @Nonnull
    private static String getModuleName(InputStream in) throws IOException {
        return ModuleDescriptor.read(in).name();
    }

        }
        descriptors = Collections.emptyMap();
        isModuleHierarchy = false;
    }

    /**
     * Returns the module name declared in the given {@code module-info} descriptor.
     * The input stream may be for a file or for an entry in a JAR file.
     */
    @Nonnull
    private static String getModuleName(InputStream in) throws IOException {
        return ModuleDescriptor.read(in).name();
    }