A.php

<?php

class A implements I
{
}

A_alternative.php

<?php

class A implements I
{
}

I.php

<?php

interface I
{
}

ReflectionFileSetQuery.php

<?php
/**
 * This file is part of the static reflection component.
 *
 * PHP Version 5
 *
 * Copyright (c) 2008-2009, Manuel Pichler <mapi@pdepend.org>.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *   * Neither the name of Manuel Pichler nor the names of his
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * 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.
 *
 * @category  PHP
 * @package   org\pdepend\reflection\queries
 * @author    Manuel Pichler <mapi@pdepend.org>
 * @copyright 2008-2009 Manuel Pichler. All rights reserved.
 * @license   http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version   SVN: $Id$
 * @link      http://pdepend.org/
 */

namespace org\pdepend\reflection\queries;

/**
 * This query class provides access to all classes and interfaces that can be
 * found within a single source file. It returns a <b>\ReflectionClass</b>
 * instance for each item found in the source file.
 *
 * <code>
 * $query   = $session->createFileQuery();
 * $classes = $query->find( __DIR__ . '/source/parser/Parser.php' );
 *
 * foreach ( $classes as $class )
 * {
 *     echo $class->getNamespaceName(), PHP_EOL;
 * }
 * </code>
 *
 * @category  PHP
 * @package   org\pdepend\reflection\queries
 * @author    Manuel Pichler <mapi@pdepend.org>
 * @copyright 2008-2009 Manuel Pichler. All rights reserved.
 * @license   http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version   Release: @package_version@
 * @link      http://pdepend.org/
 */
class ReflectionFileSetQuery extends ReflectionQuery
{
    /**
     * The type of this class.
     */
    const TYPE = __CLASS__;

    /**
     * Parses all classes and interfaces within the given source code file and
     * returns a <b>\ReflectionClass</b> instance for each of that items.
     *
     * @param string $pathname The pathname of a source code file.
     *
     * @return Iterator
     */
    public function find( array $pathnames )
    {
        $result = array();

        foreach ($pathnames as $pathname)
        {
            if ( file_exists( $pathname ) === false || is_file( $pathname ) === false )
            {
                throw new \LogicException( 'Invalid or not existant file ' . $pathname );
            }

            $result = array_merge( $result, $this->parseFile( $pathname ) );
        }

        return new \ArrayIterator( $result );
    }
}

test.php

<?php

// set up include path
set_include_path(realpath(__DIR__ . '/../pflow/lib/') . PATH_SEPARATOR . get_include_path() . PATH_SEPARATOR);

require_once 'static-reflection/source/Autoloader.php';
spl_autoload_register(array(new org\pdepend\reflection\Autoloader, 'autoload'));

use org\pdepend\reflection\ReflectionSession;
use org\pdepend\reflection\resolvers\PearNamingResolver;

$session = ReflectionSession::createStaticSession( new PearNamingResolver() );
$fileSetQuery = $session->createDirectoryQuery();

$classes = $fileSetQuery->find('src');

var_dump($classes[0]->getConstructor()); // Access constructor of A