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 }