int index = m_xmlWriter.getPrefixIndex(""); if (index >= 0) { m_defaultNamespaceURI = getNamespaceUri(index); m_defaultNamespaceIndex = index; if (m_defaultNamespaceURI.equals(ns.getURI())) { int index = m_xmlWriter.getPrefixIndex(prefix); if (index >= 0) { return getNamespaceUri(index).equals(ns.getURI()) ? index : -1; } else {