#include <FilesMonitorCollection.h>

Inheritance diagram for stor::FilesMonitorCollection:

Classes
struct	FileRecord

Public Types
typedef boost::circular_buffer < FileRecordPtr >	FileRecordList

typedef boost::shared_ptr < FileRecord >	FileRecordPtr

Public Types inherited from stor::MonitorCollection
typedef std::vector< std::pair < std::string, xdata::Serializable * > >	InfoSpaceItems

Public Member Functions
	FilesMonitorCollection (const utils::Duration_t &updateInterval)

void	getFileRecords (FileRecordList &) const

const FileRecordPtr	getNewFileRecord ()

Public Member Functions inherited from stor::MonitorCollection
void	appendInfoSpaceItems (InfoSpaceItems &)

void	calculateStatistics (const utils::TimePoint_t &now)

	MonitorCollection (const utils::Duration_t &updateInterval)

void	reset (const utils::TimePoint_t &now)

void	updateInfoSpaceItems ()

virtual	~MonitorCollection ()

Private Member Functions
virtual void	do_appendInfoSpaceItems (InfoSpaceItems &)

virtual void	do_calculateStatistics ()

virtual void	do_reset ()

virtual void	do_updateInfoSpaceItems ()

	FilesMonitorCollection (FilesMonitorCollection const &)

FilesMonitorCollection &	operator= (FilesMonitorCollection const &)

Private Attributes
xdata::UnsignedInteger32	closedFiles_

uint32_t	entryCounter_

FileRecordList	fileRecords_

boost::mutex	fileRecordsMutex_

const unsigned int	maxFileEntries_

xdata::UnsignedInteger32	openFiles_

Additional Inherited Members

Detailed Description

A collection of monitoring entities for open and closed files

Author:: mommsen

Revision:: 1.17

Date:: 2011/07/07 09:22:44

Definition at line 31 of file FilesMonitorCollection.h.

Member Typedef Documentation

typedef boost::circular_buffer<FileRecordPtr> stor::FilesMonitorCollection::FileRecordList

Definition at line 78 of file FilesMonitorCollection.h.

typedef boost::shared_ptr<FileRecord> stor::FilesMonitorCollection::FileRecordPtr

Definition at line 77 of file FilesMonitorCollection.h.

Constructor & Destructor Documentation

stor::FilesMonitorCollection::FilesMonitorCollection ( const utils::Duration_t & updateInterval )

explicit

Definition at line 14 of file FilesMonitorCollection.cc.

References fileRecords_, fileRecordsMutex_, and maxFileEntries_.

                                                                                       :
   MonitorCollection(updateInterval),
   maxFileEntries_(250),
   entryCounter_(0)
   {
     boost::mutex::scoped_lock sl(fileRecordsMutex_);
     fileRecords_.set_capacity(maxFileEntries_);
   }

stor::FilesMonitorCollection::FilesMonitorCollection ( FilesMonitorCollection const & )

private

Member Function Documentation

void stor::FilesMonitorCollection::do_appendInfoSpaceItems ( InfoSpaceItems & infoSpaceItems )

privatevirtual

Reimplemented from stor::MonitorCollection.

Definition at line 59 of file FilesMonitorCollection.cc.

References closedFiles_, and openFiles_.

   {
     infoSpaceItems.push_back(std::make_pair("openFiles", &openFiles_));
     infoSpaceItems.push_back(std::make_pair("closedFiles", &closedFiles_));
   }

void stor::FilesMonitorCollection::do_calculateStatistics ( )

privatevirtual

Implements stor::MonitorCollection.

Definition at line 45 of file FilesMonitorCollection.cc.

   {
     // nothing to do
   }

void stor::FilesMonitorCollection::do_reset ( )

privatevirtual

Implements stor::MonitorCollection.

Definition at line 51 of file FilesMonitorCollection.cc.

References entryCounter_, fileRecords_, and fileRecordsMutex_.

   {
     boost::mutex::scoped_lock sl(fileRecordsMutex_);
     fileRecords_.clear();
     entryCounter_ = 0;
   }

void stor::FilesMonitorCollection::do_updateInfoSpaceItems ( )

privatevirtual

Reimplemented from stor::MonitorCollection.

Definition at line 66 of file FilesMonitorCollection.cc.

References closedFiles_, entryCounter_, fileRecords_, fileRecordsMutex_, and openFiles_.

   {
     boost::mutex::scoped_lock sl(fileRecordsMutex_);
     
     openFiles_ = 0;
     
     for (
       FileRecordList::const_iterator it = fileRecords_.begin(),
         itEnd = fileRecords_.end();
       it != itEnd;
       ++it
     )
     {
       if ( (*it)->isOpen )
         ++openFiles_;
     }
     
     closedFiles_ = entryCounter_ - openFiles_;
   }

void stor::FilesMonitorCollection::getFileRecords ( FileRecordList & fileRecords ) const

Definition at line 38 of file FilesMonitorCollection.cc.

References fileRecords_, and fileRecordsMutex_.

Referenced by stor::SMWebPageHelper::addDOMforFiles().

   {
     boost::mutex::scoped_lock sl(fileRecordsMutex_);
     fileRecords = fileRecords_;
   }

const FilesMonitorCollection::FileRecordPtr stor::FilesMonitorCollection::getNewFileRecord ( )

Definition at line 25 of file FilesMonitorCollection.cc.

References entryCounter_, fileRecords_, and fileRecordsMutex_.

   {
     boost::mutex::scoped_lock sl(fileRecordsMutex_);
     
     boost::shared_ptr<FileRecord> fileRecord(new FilesMonitorCollection::FileRecord());
     fileRecord->entryCounter = entryCounter_++;
     fileRecord->fileSize = 0;
     fileRecord->eventCount = 0;
     fileRecord->adler32 = 0;
     fileRecords_.push_back(fileRecord);
     return fileRecord;
   }