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1 <?php |
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2 /* |
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3 * $Id: EventListener.php 4653 2008-07-10 17:17:58Z romanb $ |
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4 * |
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5 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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6 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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7 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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8 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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9 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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10 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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11 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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12 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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13 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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14 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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15 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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16 * |
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17 * This software consists of voluntary contributions made by many individuals |
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18 * and is licensed under the LGPL. For more information, see |
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19 * <http://www.doctrine-project.org>. |
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20 */ |
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21 |
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22 namespace Doctrine\Common; |
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23 |
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24 /** |
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25 * An EventSubscriber knows himself what events he is interested in. |
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26 * If an EventSubscriber is added to an EventManager, the manager invokes |
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27 * {@link getSubscribedEvents} and registers the subscriber as a listener for all |
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28 * returned events. |
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29 * |
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30 * @license http://www.opensource.org/licenses/lgpl-license.php LGPL |
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31 * @link www.doctrine-project.org |
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32 * @since 2.0 |
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33 * @author Guilherme Blanco <guilhermeblanco@hotmail.com> |
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34 * @author Jonathan Wage <jonwage@gmail.com> |
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35 * @author Roman Borschel <roman@code-factory.org> |
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36 */ |
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37 interface EventSubscriber |
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38 { |
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39 /** |
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40 * Returns an array of events this subscriber wants to listen to. |
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41 * |
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42 * @return array |
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43 */ |
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44 public function getSubscribedEvents(); |
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45 } |