--- /dev/null
+<?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\DBAL\Cache;
+
+use Doctrine\DBAL\Driver\ResultStatement;
+use PDO;
+
+class ArrayStatement implements \IteratorAggregate, ResultStatement
+{
+ private $data;
+ private $columnCount = 0;
+ private $num = 0;
+ private $defaultFetchMode = PDO::FETCH_BOTH;
+
+ public function __construct(array $data)
+ {
+ $this->data = $data;
+ if (count($data)) {
+ $this->columnCount = count($data[0]);
+ }
+ }
+
+ public function closeCursor()
+ {
+ unset ($this->data);
+ }
+
+ public function columnCount()
+ {
+ return $this->columnCount;
+ }
+
+ public function setFetchMode($fetchMode, $arg2 = null, $arg3 = null)
+ {
+ if ($arg2 !== null || $arg3 !== null) {
+ throw new \InvalidArgumentException("Caching layer does not support 2nd/3rd argument to setFetchMode()");
+ }
+
+ $this->defaultFetchMode = $fetchMode;
+ }
+
+ public function getIterator()
+ {
+ $data = $this->fetchAll();
+ return new \ArrayIterator($data);
+ }
+
+ public function fetch($fetchMode = null)
+ {
+ if (isset($this->data[$this->num])) {
+ $row = $this->data[$this->num++];
+ $fetchMode = $fetchMode ?: $this->defaultFetchMode;
+ if ($fetchMode === PDO::FETCH_ASSOC) {
+ return $row;
+ } else if ($fetchMode === PDO::FETCH_NUM) {
+ return array_values($row);
+ } else if ($fetchMode === PDO::FETCH_BOTH) {
+ return array_merge($row, array_values($row));
+ } else if ($fetchMode === PDO::FETCH_COLUMN) {
+ return reset($row);
+ } else {
+ throw new \InvalidArgumentException("Invalid fetch-style given for fetching result.");
+ }
+ }
+ return false;
+ }
+
+ public function fetchAll($fetchMode = null)
+ {
+ $rows = array();
+ while ($row = $this->fetch($fetchMode)) {
+ $rows[] = $row;
+ }
+ return $rows;
+ }
+
+ public function fetchColumn($columnIndex = 0)
+ {
+ $row = $this->fetch(PDO::FETCH_NUM);
+ if (!isset($row[$columnIndex])) {
+ // TODO: verify this is correct behavior
+ return false;
+ }
+ return $row[$columnIndex];
+ }
+}