1: <?php
 2: /**
 3:  * Licensed to the Apache Software Foundation (ASF) under one or more
 4:  * contributor license agreements. See the NOTICE file distributed with
 5:  * this work for additional information regarding copyright ownership.
 6:  * The ASF licenses this file to You under the Apache License, Version 2.0
 7:  * (the "License"); you may not use this file except in compliance with
 8:  * the License. You may obtain a copy of the License at
 9:  *
10:  *     http://www.apache.org/licenses/LICENSE-2.0
11:  *
12:  * Unless required by applicable law or agreed to in writing, software
13:  * distributed under the License is distributed on an "AS IS" BASIS,
14:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15:  * See the License for the specific language governing permissions and
16:  * limitations under the License.
17:  *
18:  * @package log4php
19:  */
20: 
21: /**
22:  * The root logger.
23:  *
24:  * @version $Revision: 1343190 $
25:  * @package log4php
26:  * @see Logger
27:  */
28: class LoggerRoot extends Logger {
29:     /**
30:      * Constructor
31:      *
32:      * @param integer $level initial log level
33:      */
34:     public function __construct(LoggerLevel $level = null) {
35:         parent::__construct('root');
36: 
37:         if($level == null) {
38:             $level = LoggerLevel::getLevelAll();
39:         }
40:         $this->setLevel($level);
41:     } 
42:     
43:     /**
44:      * @return LoggerLevel the level
45:      */
46:     public function getEffectiveLevel() {
47:         return $this->getLevel();
48:     }
49:     
50:     /**
51:      * Override level setter to prevent setting the root logger's level to 
52:      * null. Root logger must always have a level.
53:      * 
54:      * @param LoggerLevel $level
55:      */
56:     public function setLevel(LoggerLevel $level = null) {
57:         if (isset($level)) {
58:             parent::setLevel($level);
59:         } else {
60:             trigger_error("log4php: Cannot set LoggerRoot level to null.", E_USER_WARNING);
61:         }
62:     }
63:     
64:     /**
65:      * Override parent setter. Root logger cannot have a parent.
66:      * @param Logger $parent
67:      */
68:     public function setParent(Logger $parent) {
69:         trigger_error("log4php: LoggerRoot cannot have a parent.", E_USER_WARNING);
70:     }
71: }
72: