diff options
Diffstat (limited to 'buildscripts/phing/classes/phing/tasks/system/condition/NotCondition.php')
-rw-r--r-- | buildscripts/phing/classes/phing/tasks/system/condition/NotCondition.php | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/buildscripts/phing/classes/phing/tasks/system/condition/NotCondition.php b/buildscripts/phing/classes/phing/tasks/system/condition/NotCondition.php new file mode 100644 index 00000000..c76ef2b8 --- /dev/null +++ b/buildscripts/phing/classes/phing/tasks/system/condition/NotCondition.php @@ -0,0 +1,48 @@ +<?php +/* + * $Id: NotCondition.php 59 2006-04-28 14:49:47Z mrook $ + * + * 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 LGPL. For more information please see + * <http://phing.info>. + */ + +require_once 'phing/tasks/system/condition/ConditionBase.php'; + +/** + * <not> condition. + * + * Evaluates to true if the single condition nested into it is false + * and vice versa. + * + * @author Andreas Aderhold <andi@binarycloud.com> + * @copyright © 2001,2002 THYRELL. All rights reserved + * @version $Revision: 1.6 $ $Date: 2006-04-28 10:49:47 -0400 (Fri, 28 Apr 2006) $ + * @access public + * @package phing.tasks.system.condition + */ +class NotCondition extends ConditionBase implements Condition { + + function evaluate() { + if ($this->countConditions() > 1) { + throw new BuildException("You must not nest more than one condition into <not>"); + } + if ($this->countConditions() < 1) { + throw new BuildException("You must nest a condition into <not>"); + } + $conds = $this->getIterator(); + return !$conds->current()->evaluate(); + } +} |