Mercurial > hg > cmmr2012-drupal-site
diff vendor/doctrine/collections/lib/Doctrine/Common/Collections/AbstractLazyCollection.php @ 0:c75dbcec494b
Initial commit from drush-created site
author | Chris Cannam |
---|---|
date | Thu, 05 Jul 2018 14:24:15 +0000 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/vendor/doctrine/collections/lib/Doctrine/Common/Collections/AbstractLazyCollection.php Thu Jul 05 14:24:15 2018 +0000 @@ -0,0 +1,343 @@ +<?php +/* + * 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 MIT license. For more information, see + * <http://www.doctrine-project.org>. + */ + +namespace Doctrine\Common\Collections; + +use Closure; + +/** + * Lazy collection that is backed by a concrete collection + * + * @author Michaƫl Gallego <mic.gallego@gmail.com> + * @since 1.2 + */ +abstract class AbstractLazyCollection implements Collection +{ + /** + * The backed collection to use + * + * @var Collection + */ + protected $collection; + + /** + * @var boolean + */ + protected $initialized = false; + + /** + * {@inheritDoc} + */ + public function count() + { + $this->initialize(); + return $this->collection->count(); + } + + /** + * {@inheritDoc} + */ + public function add($element) + { + $this->initialize(); + return $this->collection->add($element); + } + + /** + * {@inheritDoc} + */ + public function clear() + { + $this->initialize(); + $this->collection->clear(); + } + + /** + * {@inheritDoc} + */ + public function contains($element) + { + $this->initialize(); + return $this->collection->contains($element); + } + + /** + * {@inheritDoc} + */ + public function isEmpty() + { + $this->initialize(); + return $this->collection->isEmpty(); + } + + /** + * {@inheritDoc} + */ + public function remove($key) + { + $this->initialize(); + return $this->collection->remove($key); + } + + /** + * {@inheritDoc} + */ + public function removeElement($element) + { + $this->initialize(); + return $this->collection->removeElement($element); + } + + /** + * {@inheritDoc} + */ + public function containsKey($key) + { + $this->initialize(); + return $this->collection->containsKey($key); + } + + /** + * {@inheritDoc} + */ + public function get($key) + { + $this->initialize(); + return $this->collection->get($key); + } + + /** + * {@inheritDoc} + */ + public function getKeys() + { + $this->initialize(); + return $this->collection->getKeys(); + } + + /** + * {@inheritDoc} + */ + public function getValues() + { + $this->initialize(); + return $this->collection->getValues(); + } + + /** + * {@inheritDoc} + */ + public function set($key, $value) + { + $this->initialize(); + $this->collection->set($key, $value); + } + + /** + * {@inheritDoc} + */ + public function toArray() + { + $this->initialize(); + return $this->collection->toArray(); + } + + /** + * {@inheritDoc} + */ + public function first() + { + $this->initialize(); + return $this->collection->first(); + } + + /** + * {@inheritDoc} + */ + public function last() + { + $this->initialize(); + return $this->collection->last(); + } + + /** + * {@inheritDoc} + */ + public function key() + { + $this->initialize(); + return $this->collection->key(); + } + + /** + * {@inheritDoc} + */ + public function current() + { + $this->initialize(); + return $this->collection->current(); + } + + /** + * {@inheritDoc} + */ + public function next() + { + $this->initialize(); + return $this->collection->next(); + } + + /** + * {@inheritDoc} + */ + public function exists(Closure $p) + { + $this->initialize(); + return $this->collection->exists($p); + } + + /** + * {@inheritDoc} + */ + public function filter(Closure $p) + { + $this->initialize(); + return $this->collection->filter($p); + } + + /** + * {@inheritDoc} + */ + public function forAll(Closure $p) + { + $this->initialize(); + return $this->collection->forAll($p); + } + + /** + * {@inheritDoc} + */ + public function map(Closure $func) + { + $this->initialize(); + return $this->collection->map($func); + } + + /** + * {@inheritDoc} + */ + public function partition(Closure $p) + { + $this->initialize(); + return $this->collection->partition($p); + } + + /** + * {@inheritDoc} + */ + public function indexOf($element) + { + $this->initialize(); + return $this->collection->indexOf($element); + } + + /** + * {@inheritDoc} + */ + public function slice($offset, $length = null) + { + $this->initialize(); + return $this->collection->slice($offset, $length); + } + + /** + * {@inheritDoc} + */ + public function getIterator() + { + $this->initialize(); + return $this->collection->getIterator(); + } + + /** + * {@inheritDoc} + */ + public function offsetExists($offset) + { + $this->initialize(); + return $this->collection->offsetExists($offset); + } + + /** + * {@inheritDoc} + */ + public function offsetGet($offset) + { + $this->initialize(); + return $this->collection->offsetGet($offset); + } + + /** + * {@inheritDoc} + */ + public function offsetSet($offset, $value) + { + $this->initialize(); + $this->collection->offsetSet($offset, $value); + } + + /** + * {@inheritDoc} + */ + public function offsetUnset($offset) + { + $this->initialize(); + $this->collection->offsetUnset($offset); + } + + /** + * Is the lazy collection already initialized? + * + * @return bool + */ + public function isInitialized() + { + return $this->initialized; + } + + /** + * Initialize the collection + * + * @return void + */ + protected function initialize() + { + if ( ! $this->initialized) { + $this->doInitialize(); + $this->initialized = true; + } + } + + /** + * Do the initialization logic + * + * @return void + */ + abstract protected function doInitialize(); +}