1 <?php

     2 /*

     3  *  $Id$

     4  *

     5  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

     6  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

     7  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

     8  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

     9  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    10  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    11  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    12  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    13  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    14  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    15  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    16  *

    17  * This software consists of voluntary contributions made by many individuals

    18  * and is licensed under the LGPL. For more information, see

    19  * <http://www.doctrine-project.org>.

    20  */

    21 

    22 namespace Doctrine\ORM\Query\AST;

    23 

    24 /**

    25  * ComparisonExpression ::= ArithmeticExpression ComparisonOperator ( QuantifiedExpression | ArithmeticExpression ) |

    26  *                          StringExpression ComparisonOperator (StringExpression | QuantifiedExpression) |

    27  *                          BooleanExpression ("=" | "<>" | "!=") (BooleanExpression | QuantifiedExpression) |

    28  *                          EnumExpression ("=" | "<>" | "!=") (EnumExpression | QuantifiedExpression) |

    29  *                          DatetimeExpression ComparisonOperator (DatetimeExpression | QuantifiedExpression) |

    30  *                          EntityExpression ("=" | "<>") (EntityExpression | QuantifiedExpression)

    31  *

    32  * @license http://www.opensource.org/licenses/lgpl-license.php LGPL

    33  * @link    www.doctrine-project.org

    34  * @since   2.0

    35  * @version $Revision: 3938 $

    36  * @author  Guilherme Blanco <guilhermeblanco@hotmail.com>

    37  * @author  Jonathan Wage <jonwage@gmail.com>

    38  * @author  Roman Borschel <roman@code-factory.org>

    39  */

    40 class ComparisonExpression extends Node

    41 {

    42     public $leftExpression;

    43     public $rightExpression;

    44     public $operator;

    45 

    46     public function __construct($leftExpr, $operator, $rightExpr)

    47     {

    48         $this->leftExpression = $leftExpr;

    49         $this->rightExpression = $rightExpr;

    50         $this->operator = $operator;

    51     }

    52 

    53     public function dispatch($sqlWalker)

    54     {

    55         return $sqlWalker->walkComparisonExpression($this);

    56     }

    57 }