Файл: concrete5.7.5.6/concrete/vendor/doctrine/orm/lib/Doctrine/ORM/Internal/Hydration/IterableResult.php
Строк: 85
<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace DoctrineORMInternalHydration;
/**
* Represents a result structure that can be iterated over, hydrating row-by-row
* during the iteration. An IterableResult is obtained by AbstractHydrator#iterate().
*
* @author robo
* @since 2.0
*/
class IterableResult implements Iterator
{
/**
* @var DoctrineORMInternalHydrationAbstractHydrator
*/
private $_hydrator;
/**
* @var boolean
*/
private $_rewinded = false;
/**
* @var integer
*/
private $_key = -1;
/**
* @var object|null
*/
private $_current = null;
/**
* @param DoctrineORMInternalHydrationAbstractHydrator $hydrator
*/
public function __construct($hydrator)
{
$this->_hydrator = $hydrator;
}
/**
* @return void
*
* @throws HydrationException
*/
public function rewind()
{
if ($this->_rewinded == true) {
throw new HydrationException("Can only iterate a Result once.");
} else {
$this->_current = $this->next();
$this->_rewinded = true;
}
}
/**
* Gets the next set of results.
*
* @return array
*/
public function next()
{
$this->_current = $this->_hydrator->hydrateRow();
$this->_key++;
return $this->_current;
}
/**
* @return mixed
*/
public function current()
{
return $this->_current;
}
/**
* @return int
*/
public function key()
{
return $this->_key;
}
/**
* @return bool
*/
public function valid()
{
return ($this->_current!=false);
}
}