library/log4php/LoggerRoot.php
changeset 0 4869aea77e21
new file mode 100644
--- /dev/null
+++ b/library/log4php/LoggerRoot.php
@@ -0,0 +1,71 @@
+<?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
+ */
+
+/**
+ * The root logger.
+ *
+ * @version $Revision: 1343190 $
+ * @package log4php
+ * @see Logger
+ */
+class LoggerRoot extends Logger {
+    /**
+     * Constructor
+     *
+     * @param integer $level initial log level
+     */
+    public function __construct(LoggerLevel $level = null) {
+        parent::__construct('root');
+
+        if ($level == null) {
+            $level = LoggerLevel::getLevelAll();
+        }
+        $this->setLevel($level);
+    }
+
+    /**
+     * @return LoggerLevel the level
+     */
+    public function getEffectiveLevel() {
+        return $this->getLevel();
+    }
+
+    /**
+     * Override level setter to prevent setting the root logger's level to
+     * null. Root logger must always have a level.
+     *
+     * @param LoggerLevel $level
+     */
+    public function setLevel(LoggerLevel $level = null) {
+        if (isset($level)) {
+            parent::setLevel($level);
+        } else {
+            trigger_error("log4php: Cannot set LoggerRoot level to null.", E_USER_WARNING);
+        }
+    }
+
+    /**
+     * Override parent setter. Root logger cannot have a parent.
+     * @param Logger $parent
+     */
+    public function setParent(Logger $parent) {
+        trigger_error("log4php: LoggerRoot cannot have a parent.", E_USER_WARNING);
+    }
+}