itkLoggerManager.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed 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.txt
 *
 *  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 __itkLoggerManager_h
#define __itkLoggerManager_h

#include "itkObject.h"
#include "itkObjectFactory.h"
#include "itkThreadLogger.h"

#include <string>
#include <map>

namespace itk
{
class ITKCommon_EXPORT LoggerManager:public Object
{
public:

  typedef LoggerManager              Self;
  typedef Object                     Superclass;
  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;

  itkTypeMacro(LoggerManager, Object);

  itkNewMacro(Self);

  typedef Logger::PriorityLevelType PriorityLevelType;

  typedef Logger::OutputType OutputType;

  typedef Logger::Pointer       LoggerPointer;
  typedef ThreadLogger::Pointer ThreadLoggerPointer;

  typedef std::string NameType;

  LoggerPointer CreateLogger(
    const NameType & name,
    PriorityLevelType level,
    PriorityLevelType levelForFlushing = LoggerBase::MUSTFLUSH);

  ThreadLoggerPointer CreateThreadLogger(
    const NameType & name,
    PriorityLevelType level,
    PriorityLevelType levelForFlushing = LoggerBase::MUSTFLUSH);

  void AddLogger(const NameType & name, Logger *logger);

  Logger * GetLogger(const NameType & name);

  void SetPriorityLevel(PriorityLevelType level);

  void SetLevelForFlushing(PriorityLevelType level);

  void AddLogOutput(OutputType *output);

  void Write(PriorityLevelType level, std::string const & content);

  void Flush();

protected:

  LoggerManager() {}

  virtual ~LoggerManager() {}

  void PrintSelf(std::ostream & s, Indent indent) const;

private:

  typedef std::map< NameType, LoggerPointer > ContainerType;

  ContainerType m_LoggerSet;
};  // class Logger
} // namespace itk

#endif  // __itkLoggerManager_h