* Returns the resource from the specified class loader. Returns <code>null</code> if not found.
     *
     * @param path
     *            The resource path. Must not be {@literal null} or empty string.
     * @param extension
     *            The resource extension.
     * @param loader
     *            The class loader to search for the resource. Must not be {@literal null}.
     * @return The resource {@link URL}

            "Indicates a Windows NT Server could not be contacted or that objects within the domain are protected such that necessary information could not be retrieved.",
            "The specified domain did not exist.", "The directory name is invalid.", "Access is denied.",
            "The format of the specified computer name is invalid.", "The pipe has been ended.",
            "The specified local group does not exist.",

 *
 * @author higa
 */
public abstract class DomUtil {

    /**
     * Do not instantiate.
     */
    protected DomUtil() {
    }

    /**
     * Retrieves the XML content as an {@link InputStream} using the platform's default encoding.
     *
     * @param contents
     *            The content. Must not be {@literal null}.
     * @return {@link InputStream}
     */

 */
public abstract class ChannelUtil {

    /**
     * Do not instantiate.
     */
    protected ChannelUtil() {
    }

    /**
     * Returns a {@link ByteBuffer} that maps the file channel to memory.
     *
     * @param channel
     *            The file channel. Must not be {@literal null}.
     * @param mode
     *            The mode. Must not be {@literal null}.

* bug: bug
* context manager: gerenciador de contexto
* cross domain: cross domain (do not translate to "domínio cruzado")
* cross origin: cross origin (do not translate to "origem cruzada")
* Cross-Origin Resource Sharing: Cross-Origin Resource Sharing (do not translate to "Compartilhamento de Recursos de Origem Cruzada")
* Deep Learning: Deep Learning (do not translate to "Aprendizado Profundo")
* dependable: dependable
* dependencies: dependências

     * @param targetClass
     *            The target class. Must not be {@literal null}.
     * @param name
     *            The resource name. Must not be {@literal null} or an empty string.
     * @return An iterator of URL objects for the resources. If no resources are found, the iterator will be empty.
     *         Resources that the class loader does not have access to will not be included.
     * @see java.lang.ClassLoader#getResources(String)

     * @param componentName The name of the component that is not available.
     */
    public ContainerNotAvailableException(final String componentName) {
        super(componentName + " is not available.");
        this.componentName = componentName;
    }

    /**
     * Constructor with component name and cause.
     * @param componentName The name of the component that is not available.
     * @param cause The cause of the exception.

     * </p>
     *
     * @param jarFile the Jar file (must not be {@literal null})
     * @param prefix the prefix that the resource name to traverse must contain (must not be {@literal null}).
     *               If not empty, must end with a slash ('/')
     * @param handler the handler to process classes (must not be {@literal null})
     */

  if [[ -z "${im_cmd}" ]] ; then
    echo "ImageMagick (convert or magick) does not exist."
    exit 1
  fi
  check_command pdftoppm
  check_command unoconv
  tmp_pdf_file=/tmp/thumbnail.$$.pdf
  unoconv -e PageRange=1-1 -o ${tmp_pdf_file} -f pdf "${target_file}"
  if [[ ! -f ${tmp_pdf_file} ]] ; then
    echo "unoconv does not work."
    exit 1
  fi
  tmp_png_prefix=/tmp/thumbnail.png.$$

        assertNotNull(first, "First element should not be null");
        assertEquals("file1.txt", first.getName());

        assertTrue(iterator.hasNext(), "Should have second element");
        SmbResource second = iterator.next();
        assertNotNull(second, "Second element should not be null");
        assertEquals("file2.txt", second.getName());

        assertFalse(iterator.hasNext(), "Should not have more elements");