Initial import.

vendor/doctrine/common/lib/Doctrine/Common/Persistence/Proxy.php

@@ -0,0 +1,60 @@
+<?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;
+
+/**
+ * Interface for proxy classes.
+ *
+ * @author Roman Borschel <roman@code-factory.org>
+ * @since 2.2
+ */
+interface Proxy
+{
+    /**
+     * Marker for Proxy class names.
+     *
+     * @var string
+     */
+    const MARKER = '__CG__';
+
+    /**
+     * Length of the proxy marker
+     *
+     * @var int
+     */
+    const MARKER_LENGTH = 6;
+
+    /**
+     * Initialize this proxy if its not yet initialized.
+     *
+     * Acts as a no-op if already initialized.
+     *
+     * @return void
+     */
+    public function __load();
+
+    /**
+     * Is this proxy initialized or not.
+     *
+     * @return bool
+     */
+    public function __isInitialized();
+}