*
     * @param zis
     *            {@link ZipInputStream}. Must not be {@literal null}.
     * @return {@link ZipEntry}
     * @see ZipInputStream#getNextEntry()
     */
    public static ZipEntry getNextEntry(final ZipInputStream zis) {
        assertArgumentNotNull("zis", zis);

        try {
            return zis.getNextEntry();
        } catch (final IOException e) {

            final ZipInputStream zis = new ZipInputStream(URLUtil.openStream(zipUrl));
            try {
                ZipEntry entry = null;
                while ((entry = ZipInputStreamUtil.getNextEntry(zis)) != null) {
                    entryNames.add(entry.getName());
                    ZipInputStreamUtil.closeEntry(zis);
                }
            } finally {

        if (logger.isDebugEnabled()) {
            logger.debug("Theme: {}", themeName);
        }
        try (ZipInputStream zis = new ZipInputStream(Files.newInputStream(jarPath))) {
            ZipEntry entry;
            while ((entry = zis.getNextEntry()) != null) {
                if (!entry.isDirectory()) {
                    final String[] names = StreamUtil.split(entry.getName(), "/")

  public void testToImmutableBiMap_java7_combine() {
    ImmutableBiMap.Builder<String, Integer> zis =
        ImmutableBiMap.<String, Integer>builder().put("one", 1);
    ImmutableBiMap.Builder<String, Integer> zat =
        ImmutableBiMap.<String, Integer>builder().put("two", 2).put("three", 3);
    ImmutableBiMap<String, Integer> biMap = zis.combine(zat).build();
    assertMapEquals(biMap, "one", 1, "two", 2, "three", 3);
  }

  public void testToImmutableMap_java7_combine() {
    ImmutableMap.Builder<String, Integer> zis =
        ImmutableMap.<String, Integer>builder().put("one", 1);
    ImmutableMap.Builder<String, Integer> zat =
        ImmutableMap.<String, Integer>builder().put("two", 2).put("three", 3);
    assertMapEquals(zis.combine(zat).build(), "one", 1, "two", 2, "three", 3);
  }

    ImmutableRangeMap.Builder<Integer, Integer> zis =
        ImmutableRangeMap.<Integer, Integer>builder().put(rangeOne, 1);
    ImmutableRangeMap.Builder<Integer, Integer> zat =
        ImmutableRangeMap.<Integer, Integer>builder().put(rangeTwo, 6);

    ImmutableRangeMap<Integer, Integer> rangeMap = zis.combine(zat).build();

    assertThat(rangeMap.asMapOfRanges().entrySet())

  public void testToImmutableSet_java7() {
    ImmutableSet.Builder<String> zis = ImmutableSet.<String>builder().add("a", "b", "a");
    ImmutableSet.Builder<String> zat = ImmutableSet.<String>builder().add("c", "b", "d", "c");
    ImmutableSet<String> set = zis.combine(zat).build();
    assertThat(set).containsExactly("a", "b", "c", "d").inOrder();
  }

  @Override

    ImmutableSetMultimap.Builder<String, Integer> zis =
        ImmutableSetMultimap.<String, Integer>builder().put("a", 1).put("b", 2);
    ImmutableSetMultimap.Builder<String, Integer> zat =
        ImmutableSetMultimap.<String, Integer>builder().put("a", 3).put("c", 4);
    ImmutableSetMultimap<String, Integer> multimap = zis.combine(zat).build();

    Range<Integer> rangeFour = Range.closedOpen(6, 7);

    ImmutableRangeSet.Builder<Integer> zis =
        ImmutableRangeSet.<Integer>builder().add(rangeOne).add(rangeTwo);
    ImmutableRangeSet.Builder<Integer> zat =
        ImmutableRangeSet.<Integer>builder().add(rangeThree).add(rangeFour);

    ImmutableRangeSet<Integer> rangeSet = zis.combine(zat).build();

    assertThat(rangeSet.asRanges())

    ImmutableListMultimap.Builder<String, Integer> zis =
        ImmutableListMultimap.<String, Integer>builder().put("a", 1).put("b", 2);
    ImmutableListMultimap.Builder<String, Integer> zat =
        ImmutableListMultimap.<String, Integer>builder().put("a", 3).put("c", 4);
    ImmutableListMultimap<String, Integer> multimap = zis.combine(zat).build();