size := uint64(4)
	width := 1024
	capWidth := 2048

	bp := NewBytePoolCap(size, width, capWidth)

	// Check the width
	if bp.Width() != width {
		t.Fatalf("bytepool width invalid: got %v want %v", bp.Width(), width)
	}

	// Check with width cap
	if bp.WidthCap() != capWidth {
		t.Fatalf("bytepool capWidth invalid: got %v want %v", bp.WidthCap(), capWidth)
	}

// byte arrays sized based on width.
func NewBytePoolCap(maxSize uint64, width int, capwidth int) (bp *BytePoolCap) {
	if capwidth <= 0 {
		panic("total buffer capacity must be provided")
	}
	if capwidth < 64 {
		panic("buffer capped with smaller than 64 bytes is not supported")
	}
	if width > capwidth {
		panic("minimum buffer length cannot be > capacity of the buffer")
	}
	return &BytePoolCap{

     * @param dataMap additional data map (not currently used)
     * @param maxWidth the maximum width of the digest
     * @return the abbreviated and normalized digest, or empty string if content is null
     */
    public String getDigest(final ResponseData responseData, final String content, final Map<String, Object> dataMap, final int maxWidth) {
        if (content == null) {
            return StringUtil.EMPTY; // empty
        }