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#ifndef CalibCalorimetry_EcalLaserSorting_WatcherStreamFileReader_h
#define CalibCalorimetry_EcalLaserSorting_WatcherStreamFileReader_h
#include "IOPool/Streamer/interface/InitMessage.h"
#include "IOPool/Streamer/interface/EventMessage.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include <string>
#include <iostream>
#include <deque>
/** This module is an source module reading continously file
* as they are copied in the input directory.
* The processed file is moved to directoryt inprocessDir before being
* processed. Once it is processed it is moved to processedDir.
* To prevent processing files before their transfer is finished, it is waited
* than file size is stable during one second before the file is processed.
* This protection is obviously not full proof, especially to transfer lag.
*/
namespace edm::streamer {
class StreamerInputFile;
}
class WatcherStreamFileReader {
public:
WatcherStreamFileReader(edm::ParameterSet const& pset);
~WatcherStreamFileReader();
const edm::streamer::InitMsgView* getHeader();
const edm::streamer::EventMsgView* getNextEvent();
const bool newHeader();
edm::streamer::StreamerInputFile* getInputFile();
void closeFile();
private:
void moveJustReadFile();
/** Directory to look for streamer files
*/
std::string inputDir_;
/** Streamer file name pattern list
*/
std::vector<std::string> filePatterns_;
/** Directory where file are moved during processing
*/
std::string inprocessDir_;
/** Directory where file must be moved once processed
*/
std::string processedDir_;
/** Directory where file must be moved if file is unreadble (e.g empty size)
*/
std::string corruptedDir_;
/** Cached input file stream
*/
std::unique_ptr<edm::streamer::StreamerInputFile> streamerInputFile_;
std::string fileName_;
std::string tokenFile_;
int timeOut_;
std::deque<std::string> filesInQueue_;
bool end_;
int verbosity_;
};
#endif
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