| /* |
| * 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. |
| */ |
| |
| #ifndef _LOG4CXX_SPI_ROOT_LOGGER_H |
| #define _LOG4CXX_SPI_ROOT_LOGGER_H |
| |
| #include <log4cxx/logger.h> |
| |
| namespace log4cxx |
| { |
| namespace spi |
| { |
| /** |
| RootLogger sits at the top of the logger hierachy. It is a |
| regular logger except that it provides several guarantees. |
| |
| <p>First, it cannot be assigned a null |
| level. Second, since root logger cannot have a parent, the |
| #getEffectiveLevel method always returns the value of the |
| level field without walking the hierarchy. |
| */ |
| class LOG4CXX_EXPORT RootLogger : public Logger |
| { |
| public: |
| /** |
| The root logger names itself as "root". However, the root |
| logger cannot be retrieved by name. |
| */ |
| RootLogger(log4cxx::helpers::Pool& pool, const LevelPtr& level); |
| |
| /** |
| Return the assigned level value without walking the logger |
| hierarchy. |
| */ |
| virtual const LevelPtr& getEffectiveLevel() const; |
| |
| /** |
| Setting a null value to the level of the root logger may have catastrophic |
| results. We prevent this here. |
| */ |
| void setLevel(const LevelPtr& level); |
| }; |
| } // namespace spi |
| } // namespace log4cxx |
| |
| #endif //_LOG4CXX_SPI_ROOT_LOGGER_H |