return minChildIndex;
      }
      return crossOverUp(index, x);
    }

    /**
     * Fills the hole at {@code index} by moving in the least of its grandchildren to this position,
     * then recursively filling the new hole created.
     *
     * @return the position of the new hole (where the lowest grandchild moved from, that had no
     *     grandchild to replace it)
     */
    int fillHoleAt(int index) {

	b0 := b
	endPos := sw.pos + int64(len(b))
	for endPos > sw.pos && err == nil {
		var nf int // Bytes written in fragment
		dataStart, dataEnd := sw.sp[0].Offset, sw.sp[0].endOffset()
		if sw.pos < dataStart { // In a hole fragment
			bf := b[:min(int64(len(b)), dataStart-sw.pos)]
			nf, err = zeroWriter{}.Write(bf)
		} else { // In a data fragment
			bf := b[:min(int64(len(b)), dataEnd-sw.pos)]
			nf, err = sw.fw.Write(bf)
		}

		} else { // In a hole fragment
			nf = holeEnd - sr.pos
			if sr.physicalRemaining() == 0 {
				writeLastByte = true
				nf--
			}
			_, err = ws.Seek(nf, io.SeekCurrent)
		}
		sr.pos += nf
		if sr.pos >= holeEnd && len(sr.sp) > 1 {
			sr.sp = sr.sp[1:] // Ensure last fragment always remains
		}
	}

	// If the last fragment is a hole, then seek to 1-byte before EOF, and

//		{Offset: 18, Length: 3},  // Data fragment for 18..20
//	}
//	var sph sparseHoles = []sparseEntry{
//		{Offset: 0,  Length: 2},  // Hole fragment for 0..1
//		{Offset: 7,  Length: 11}, // Hole fragment for 7..17
//		{Offset: 21, Length: 4},  // Hole fragment for 21..24
//	}
//
// Then the content of the resulting sparse file with a Header.Size of 25 is:
//

    static final ContiguousSet<Integer> checkedCreate(SortedSet<Integer> elementsSet) {
      List<Integer> elements = new ArrayList<>(elementsSet);
      /*
       * A ContiguousSet can't have holes. If a test demands a hole, it should be changed so that it
       * doesn't need one, or it should be suppressed for ContiguousSet.
       */
      for (int i = 0; i < elements.size() - 1; i++) {

						SparseHoles: []sparseEntry{{Offset: 1000, Length: 0}},
					}, nil},
					testWrite{strings.Repeat("0123456789", 100), 1000, nil},
					testClose{},
				},
			}, {
				file: "testdata/gnu-nil-sparse-hole.tar",
				tests: []testFnc{
					testHeader{Header{
						Typeflag:    TypeGNUSparse,
						Name:        "sparse.db",
						Size:        1000,
						SparseHoles: []sparseEntry{{Offset: 0, Length: 1000}},

			Size:     1000,
			ModTime:  time.Unix(0, 0),
			Format:   FormatGNU,
		}},
	}, {
		// Generated by Go, works on BSD tar v3.1.2 and GNU tar v.1.27.1.
		file: "testdata/gnu-nil-sparse-hole.tar",
		headers: []*Header{{
			Name:     "sparse.db",
			Typeflag: TypeGNUSparse,
			Size:     1000,
			ModTime:  time.Unix(0, 0),
			Format:   FormatGNU,
		}},
	}, {

        assertEquals("http://localhost/search?q=java", HcHttpClient.constructRedirectLocation("http://localhost/", "/search?q=java"));
        assertEquals("http://localhost/home#section1", HcHttpClient.constructRedirectLocation("http://localhost/", "/home#section1"));
        assertEquals("http://localhost/newpage", HcHttpClient.constructRedirectLocation("http://localhost", "newpage"));

        assertEquals("http://hoge/index.html?a=1&b=2", htmlTransformer.normalizeUrl(url));

        url = "http://hoge/index.html;jsessionid=hoge#HOGE";
        assertEquals("http://hoge/index.html", htmlTransformer.normalizeUrl(url));

        url = "http://hoge/index.html;jsessionid=hoge?a=1#HOGE";
        assertEquals("http://hoge/index.html?a=1", htmlTransformer.normalizeUrl(url));

        Method method = Hoge.class.getMethod("foo", Object.class);
        assertThat(GenericsUtil.getActualClass(method.getGenericParameterTypes()[0], map), is(sameClass(Integer.class)));
        assertThat(GenericsUtil.getActualClass(method.getGenericReturnType(), map), is(sameClass(Long.class)));

        method = Hoge.class.getMethod("array");