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<?php
namespace SMW\Query\Result;
use SMW\DIProperty;
use SMW\DIWikiPage;
use SMWDataItem as DataItem;
/**
* This class records selected entities used in a QueryResult by the time the
* ResultArray creates an object instance which avoids unnecessary work in the
* QueryResultDependencyListResolver (in terms of recursive processing of the
* QueryResult) to find related "column" entities (those related to a
* printrequest).
*
* @license GNU GPL v2+
* @since 2.4
*
* @author mwjames
*/
class ResolverJournal {
/**
* @var array
*/
private $dataItems = [];
/**
* @var array
*/
private $properties = [];
/**
* @since 2.4
*
* @return array
*/
public function getEntityList() {
return $this->dataItems;
}
/**
* @since 3.0
*
* @return array
*/
public function getPropertyList() {
return $this->properties;
}
/**
* @since 2.4
*/
public function prune() {
$this->dataItems = [];
$this->properties = [];
}
/**
* @since 2.4
*
* @param DataItem $dataItem
*/
public function recordItem( DataItem $dataItem ) {
if ( $dataItem instanceof DIWikiPage ) {
$this->dataItems[$dataItem->getHash()] = $dataItem;
}
}
/**
* @since 2.4
*
* @param DIProperty|null $property
*/
public function recordProperty( DIProperty $property = null ) {
if ( $property !== null ) {
$this->properties[$property->getKey()] = $property;
}
}
}
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