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vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationRegistry.php

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+<?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\Annotations;
+
+final class AnnotationRegistry
+{
+    /**
+     * A map of namespaces to use for autoloading purposes based on a PSR-0 convention.
+     *
+     * Contains the namespace as key and an array of directories as value. If the value is NULL
+     * the include path is used for checking for the corresponding file.
+     *
+     * This autoloading mechanism does not utilize the PHP autoloading but implements autoloading on its own.
+     *
+     * @var string[][]|string[]|null[]
+     */
+    static private $autoloadNamespaces = [];
+
+    /**
+     * A map of autoloader callables.
+     *
+     * @var callable[]
+     */
+    static private $loaders = [];
+
+    /**
+     * An array of classes which cannot be found
+     *
+     * @var null[] indexed by class name
+     */
+    static private $failedToAutoload = [];
+
+    public static function reset() : void
+    {
+        self::$autoloadNamespaces = [];
+        self::$loaders            = [];
+        self::$failedToAutoload   = [];
+    }
+
+    /**
+     * Registers file.
+     *
+     * @deprecated this method is deprecated and will be removed in doctrine/annotations 2.0
+     *             autoloading should be deferred to the globally registered autoloader by then. For now,
+     *             use @example AnnotationRegistry::registerLoader('class_exists')
+     */
+    public static function registerFile(string $file) : void
+    {
+        require_once $file;
+    }
+
+    /**
+     * Adds a namespace with one or many directories to look for files or null for the include path.
+     *
+     * Loading of this namespaces will be done with a PSR-0 namespace loading algorithm.
+     *
+     * @param string            $namespace
+     * @param string|array|null $dirs
+     *
+     * @deprecated this method is deprecated and will be removed in doctrine/annotations 2.0
+     *             autoloading should be deferred to the globally registered autoloader by then. For now,
+     *             use @example AnnotationRegistry::registerLoader('class_exists')
+     */
+    public static function registerAutoloadNamespace(string $namespace, $dirs = null) : void
+    {
+        self::$autoloadNamespaces[$namespace] = $dirs;
+    }
+
+    /**
+     * Registers multiple namespaces.
+     *
+     * Loading of this namespaces will be done with a PSR-0 namespace loading algorithm.
+     *
+     * @param string[][]|string[]|null[] $namespaces indexed by namespace name
+     *
+     * @deprecated this method is deprecated and will be removed in doctrine/annotations 2.0
+     *             autoloading should be deferred to the globally registered autoloader by then. For now,
+     *             use @example AnnotationRegistry::registerLoader('class_exists')
+     */
+    public static function registerAutoloadNamespaces(array $namespaces) : void
+    {
+        self::$autoloadNamespaces = \array_merge(self::$autoloadNamespaces, $namespaces);
+    }
+
+    /**
+     * Registers an autoloading callable for annotations, much like spl_autoload_register().
+     *
+     * NOTE: These class loaders HAVE to be silent when a class was not found!
+     * IMPORTANT: Loaders have to return true if they loaded a class that could contain the searched annotation class.
+     *
+     * @deprecated this method is deprecated and will be removed in doctrine/annotations 2.0
+     *             autoloading should be deferred to the globally registered autoloader by then. For now,
+     *             use @example AnnotationRegistry::registerLoader('class_exists')
+     */
+    public static function registerLoader(callable $callable) : void
+    {
+        // Reset our static cache now that we have a new loader to work with
+        self::$failedToAutoload   = [];
+        self::$loaders[]          = $callable;
+    }
+
+    /**
+     * Registers an autoloading callable for annotations, if it is not already registered
+     *
+     * @deprecated this method is deprecated and will be removed in doctrine/annotations 2.0
+     */
+    public static function registerUniqueLoader(callable $callable) : void
+    {
+        if ( ! in_array($callable, self::$loaders, true) ) {
+            self::registerLoader($callable);
+        }
+    }
+
+    /**
+     * Autoloads an annotation class silently.
+     */
+    public static function loadAnnotationClass(string $class) : bool
+    {
+        if (\class_exists($class, false)) {
+            return true;
+        }
+
+        if (\array_key_exists($class, self::$failedToAutoload)) {
+            return false;
+        }
+
+        foreach (self::$autoloadNamespaces AS $namespace => $dirs) {
+            if (\strpos($class, $namespace) === 0) {
+                $file = \str_replace('\\', \DIRECTORY_SEPARATOR, $class) . '.php';
+
+                if ($dirs === null) {
+                    if ($path = stream_resolve_include_path($file)) {
+                        require $path;
+                        return true;
+                    }
+                } else {
+                    foreach((array) $dirs AS $dir) {
+                        if (is_file($dir . \DIRECTORY_SEPARATOR . $file)) {
+                            require $dir . \DIRECTORY_SEPARATOR . $file;
+                            return true;
+                        }
+                    }
+                }
+            }
+        }
+
+        foreach (self::$loaders AS $loader) {
+            if ($loader($class) === true) {
+                return true;
+            }
+        }
+
+        self::$failedToAutoload[$class] = null;
+
+        return false;
+    }
+}