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+++ b/library/log4php/LoggerConfigurator.php
@@ -0,0 +1,41 @@
+<?php
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * @package log4php
+ */
+
+/**
+ * Interface for logger configurators.
+ *
+ * @package log4php
+ * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
+ * @version $Revision: 1213710 $
+ * @since 2.2
+ */
+interface LoggerConfigurator {
+    /**
+     * Configures log4php based on the given configuration.
+     *
+     * All configurators implementations must implement this interface.
+     *
+     * @param LoggerHierarchy $hierarchy The hierarchy on which to perform
+     *        the configuration.
+     * @param mixed $input Either path to the config file or the
+     *        configuration as an array.
+     */
+    public function configure(LoggerHierarchy $hierarchy, $input = null);
+}
\ No newline at end of file