public function toNTriples()
{
if (is_null($this->datatypeURI) && is_null($this->language)) {
return "\"" . RDFliteral::escape($this->lexicalForm) . "\"";
} else {
if (is_null($this->datatypeURI)) {
return "\"" . RDFliteral::escape($this->lexicalForm) . "\"@{$this->language}";
} else {
return "\"" . RDFliteral::escape($this->lexicalForm) . "\"^^<{$this->datatypeURI}>";
}
}
}
public function toSPARULPattern()
{
Timer::start('RDFliteral::toSPARULPattern');
if (is_null($this->SPARULpattern)) {
$storespecific = Options::getOption('Store.SPARULdialect');
$quotes = $storespecific == VIRTUOSO ? '"""' : '"';
if (is_null($this->datatypeURI) && is_null($this->language)) {
$this->SPARULpattern = $quotes . RDFliteral::escape($this->lexicalForm) . $quotes;
} else {
if (is_null($this->datatypeURI)) {
$this->SPARULpattern = $quotes . RDFliteral::escape($this->lexicalForm) . $quotes . "@{$this->language}";
} else {
$this->SPARULpattern = $quotes . RDFliteral::escape($this->lexicalForm) . $quotes . "^^<{$this->datatypeURI}>";
}
}
}
Timer::stop('RDFliteral::toSPARULPattern');
return $this->SPARULpattern;
}