--- /dev/null
+<?php
+/*
+ * This file is part of the PHPUnit_MockObject package.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface for builders which can register builders with a given identification.
+ *
+ * This interface relates to PHPUnit_Framework_MockObject_Builder_Identity.
+ *
+ * @since Interface available since Release 1.0.0
+ */
+interface PHPUnit_Framework_MockObject_Builder_Namespace
+{
+ /**
+ * Looks up the match builder with identification $id and returns it.
+ *
+ * @param string $id The identifiction of the match builder.
+ * @return PHPUnit_Framework_MockObject_Builder_Match
+ */
+ public function lookupId($id);
+
+ /**
+ * Registers the match builder $builder with the identification $id. The
+ * builder can later be looked up using lookupId() to figure out if it
+ * has been invoked.
+ *
+ * @param string $id
+ * The identification of the match builder.
+ * @param PHPUnit_Framework_MockObject_Builder_Match $builder
+ * The builder which is being registered.
+ */
+ public function registerId($id, PHPUnit_Framework_MockObject_Builder_Match $builder);
+}