--- /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\Common\Persistence;
+
+/**
+ * Contract covering connection for a Doctrine persistence layer ManagerRegistry class to implement.
+ *
+ * @link www.doctrine-project.org
+ * @since 2.2
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ * @author Lukas Kahwe Smith <smith@pooteeweet.org>
+ */
+interface ConnectionRegistry
+{
+ /**
+ * Gets the default connection name.
+ *
+ * @return string The default connection name.
+ */
+ public function getDefaultConnectionName();
+
+ /**
+ * Gets the named connection.
+ *
+ * @param string $name The connection name (null for the default one).
+ *
+ * @return object
+ */
+ public function getConnection($name = null);
+
+ /**
+ * Gets an array of all registered connections.
+ *
+ * @return array An array of Connection instances.
+ */
+ public function getConnections();
+
+ /**
+ * Gets all connection names.
+ *
+ * @return array An array of connection names.
+ */
+ public function getConnectionNames();
+}