ComparisonExpression.php 2.4KB

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  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. namespace Doctrine\ORM\Query\AST;
  22. /**
  23. * ComparisonExpression ::= ArithmeticExpression ComparisonOperator ( QuantifiedExpression | ArithmeticExpression ) |
  24. * StringExpression ComparisonOperator (StringExpression | QuantifiedExpression) |
  25. * BooleanExpression ("=" | "<>" | "!=") (BooleanExpression | QuantifiedExpression) |
  26. * EnumExpression ("=" | "<>" | "!=") (EnumExpression | QuantifiedExpression) |
  27. * DatetimeExpression ComparisonOperator (DatetimeExpression | QuantifiedExpression) |
  28. * EntityExpression ("=" | "<>") (EntityExpression | QuantifiedExpression)
  29. *
  30. * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
  31. * @link www.doctrine-project.org
  32. * @since 2.0
  33. * @version $Revision: 3938 $
  34. * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
  35. * @author Jonathan Wage <jonwage@gmail.com>
  36. * @author Roman Borschel <roman@code-factory.org>
  37. */
  38. class ComparisonExpression extends Node
  39. {
  40. public $leftExpression;
  41. public $rightExpression;
  42. public $operator;
  43. public function __construct($leftExpr, $operator, $rightExpr)
  44. {
  45. $this->leftExpression = $leftExpr;
  46. $this->rightExpression = $rightExpr;
  47. $this->operator = $operator;
  48. }
  49. public function dispatch($sqlWalker)
  50. {
  51. return $sqlWalker->walkComparisonExpression($this);
  52. }
  53. }