<?php
declare(strict_types=1);
namespace Doctrine\ORM\Query\Expr;
use function strtoupper;
/**
* Expression class for DQL join.
*
* @link www.doctrine-project.org
*/
class Join
{
public const INNER_JOIN = 'INNER';
public const LEFT_JOIN = 'LEFT';
public const ON = 'ON';
public const WITH = 'WITH';
/**
* @var string
* @psalm-var self::INNER_JOIN|self::LEFT_JOIN
*/
protected $joinType;
/** @var string */
protected $join;
/** @var string|null */
protected $alias;
/**
* @var string|null
* @psalm-var self::ON|self::WITH|null
*/
protected $conditionType;
/** @var string|Comparison|Composite|Func|null */
protected $condition;
/** @var string|null */
protected $indexBy;
/**
* @param string $joinType The condition type constant. Either INNER_JOIN or LEFT_JOIN.
* @param string $join The relationship to join.
* @param string|null $alias The alias of the join.
* @param string|null $conditionType The condition type constant. Either ON or WITH.
* @param string|Comparison|Composite|Func|null $condition The condition for the join.
* @param string|null $indexBy The index for the join.
* @psalm-param self::INNER_JOIN|self::LEFT_JOIN $joinType
* @psalm-param self::ON|self::WITH|null $conditionType
*/
public function __construct($joinType, $join, $alias = null, $conditionType = null, $condition = null, $indexBy = null)
{
$this->joinType = $joinType;
$this->join = $join;
$this->alias = $alias;
$this->conditionType = $conditionType;
$this->condition = $condition;
$this->indexBy = $indexBy;
}
/**
* @return string
* @psalm-return self::INNER_JOIN|self::LEFT_JOIN
*/
public function getJoinType()
{
return $this->joinType;
}
/** @return string */
public function getJoin()
{
return $this->join;
}
/** @return string|null */
public function getAlias()
{
return $this->alias;
}
/**
* @return string|null
* @psalm-return self::ON|self::WITH|null
*/
public function getConditionType()
{
return $this->conditionType;
}
/** @return string|Comparison|Composite|Func|null */
public function getCondition()
{
return $this->condition;
}
/** @return string|null */
public function getIndexBy()
{
return $this->indexBy;
}
/** @return string */
public function __toString()
{
return strtoupper($this->joinType) . ' JOIN ' . $this->join
. ($this->alias ? ' ' . $this->alias : '')
. ($this->indexBy ? ' INDEX BY ' . $this->indexBy : '')
. ($this->condition ? ' ' . strtoupper($this->conditionType) . ' ' . $this->condition : '');
}
}