1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 <?php
namespace Gedcomx\Rs\Client\Util;
use Gedcomx\Util\Collection;
/**
* Represents an RDF specific collection.
*
* Class RdfCollection
*
* @package Gedcomx\Rs\Client\Util
*/
class RdfCollection extends Collection
{
/**
* Returns an array of quads with subjects matching the specified URI.
*
* @param string $uri
*
* @return RdfCollection
*/
public function quadsMatchingSubject($uri)
{
$matchingQuads = array();
foreach ($this->items as $quad) {
if ($quad->getSubject()->equals($uri)) {
$matchingQuads[] = $quad;
}
}
return new static($matchingQuads);
}
/**
* Returns an array of quads with properties matching the specified URI.
*
* @param string $uri
*
* @return RdfCollection
*/
public function quadsMatchingProperty($uri)
{
$matchingQuads = array();
foreach ($this->items as $quad) {
if ($quad->getProperty()->equals($uri)) {
$matchingQuads[] = $quad;
}
}
return new static($matchingQuads);
}
/**
* Returns the first quad with a subject matching the specified URI.
*
* @param string $uri
*
* @return \ML\JsonLD\Quad
*/
public function getSubjectQuad($uri)
{
foreach ($this->items as $quad) {
if ($quad->getSubject()->equals($uri)) {
return $quad;
}
}
return null;
}
/**
* Returns the first quad with a property matching the specified URI.
*
* @param string $uri
*
* @return \ML\JsonLD\Quad
*/
public function getPropertyQuad($uri)
{
foreach ($this->items as $quad) {
if ($quad->getProperty()->equals($uri)) {
return $quad;
}
}
return null;
}
}