if ( !ForesterUtil.isEmpty( taxonomy_code )
&& !PhyloXmlUtil.TAXOMONY_CODE_PATTERN.matcher( taxonomy_code ).matches() ) {
throw new PhyloXmlDataFormatException( "illegal taxonomy code: [" + taxonomy_code + "]" );
if ( !ForesterUtil.isEmpty( taxonomy_code )
&& !PhyloXmlUtil.TAXOMONY_CODE_PATTERN.matcher( taxonomy_code ).matches() ) {
throw new PhyloXmlDataFormatException( "illegal taxonomy code: [" + taxonomy_code + "]" );