<?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 Doctrine\ORM\Query\Expr;
/**
* Expression class for DQL from.
*
* @link www.doctrine-project.org
* @since 2.0
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Jonathan Wage <jonwage@gmail.com>
* @author Roman Borschel <roman@code-factory.org>
*/
class From
{
/**
* @var string
*/
protected $from;
/**
* @var string
*/
protected $alias;
/**
* @var string
*/
protected $indexBy;
/**
* @param string $from The class name.
* @param string $alias The alias of the class.
* @param string $indexBy The index for the from.
*/
public function __construct($from, $alias, $indexBy = null)
{
$this->from = $from;
$this->alias = $alias;
$this->indexBy = $indexBy;
}
/**
* @return string
*/
public function getFrom()
{
return $this->from;
}
/**
* @return string
*/
public function getAlias()
{
return $this->alias;
}
/**
* @return string
*/
public function getIndexBy()
{
return $this->indexBy;
}
/**
* @return string
*/
public function __toString()
{
return $this->from . ' ' . $this->alias .
($this->indexBy ? ' INDEX BY ' . $this->indexBy : '');
}
}