this.hreflang = hreflang;
    }

    /**
     * Gets the href URL.
     * @return the href URL
     */
    public String getHref() {
        return href;
    }

    /**
     * Sets the href URL.
     * @param href the href URL to set
     */
    public void setHref(final String href) {
        this.href = href;
    }

    @Override
    public String toString() {

        assertEquals("en", link1.getHreflang());
        assertEquals("http://www.example.com/en/page.html", link1.getHref());

        final SitemapAlternateLink link2 = sitemapUrl.getAlternateLinks().get(1);
        assertEquals("ja", link2.getHreflang());
        assertEquals("http://www.example.com/ja/page.html", link2.getHref());

        final SitemapAlternateLink link3 = sitemapUrl.getAlternateLinks().get(2);

                    final SitemapAlternateLink alternateLink = new SitemapAlternateLink();
                    alternateLink.setHreflang(hreflang);
                    alternateLink.setHref(href);
                    if (sitemapUrl != null) {
                        sitemapUrl.addAlternateLink(alternateLink);
                    }
                }
            }
        }

        /**