SimpleCaseExpression.php

<?php
/*
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 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * 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 LGPL. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\ORM\Query\AST;

/**
 * SimpleCaseExpression ::= "CASE" CaseOperand SimpleWhenClause {SimpleWhenClause}* "ELSE" ScalarExpression "END" 
 *
 * @since   2.2
 * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @link    www.doctrine-project.org
 * @author  Benjamin Eberlei <kontakt@beberlei.de>
 * @author  Guilherme Blanco <guilhermeblanco@hotmail.com>
 * @author  Jonathan Wage <jonwage@gmail.com>
 * @author  Roman Borschel <roman@code-factory.org>
 */
class SimpleCaseExpression extends Node
{
    public $caseOperand = null;
    public $simpleWhenClauses = array();
    public $elseScalarExpression = null;

    public function __construct($caseOperand, array $simpleWhenClauses, $elseScalarExpression)
    {
        $this->caseOperand = $caseOperand;
        $this->simpleWhenClauses = $simpleWhenClauses;
        $this->elseScalarExpression = $elseScalarExpression;
    }    
    
    public function dispatch($sqlWalker)
    {
        return $sqlWalker->walkSimpleCaseExpression($this);
    }
}