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MetadataStrings.h

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#ifndef FILEREADOUTFORMAT_METADATASTRINGS_H
#define FILEREADOUTFORMAT_METADATASTRINGS_H

/*
 *  MetadataStrings.h
 *  FileReadoutFormat
 *
 *  Created by Simon Patton on 7/18/10.
 *  Copyright 2010 DayaBay Collaboration. All rights reserved.
 *
 */

#include <vector>
#include <string>
#include "FileReadoutFormat/FileBuffer.h"

namespace DybDaq {

class MetadataStrings : public FileBuffer {
        
public:
        
    typedef std::pair<std::string, std::string> MetadataString;
        typedef std::vector<const MetadataString* > MetadataStringPtrList;
        
    MetadataStrings(const MetadataStringPtrList& metadataStrings,
                    const FileTraits& traits);
        
        MetadataStrings(const DybDaq::ByteBuffer& byteBuffer,
                                        const FileTraits& traits);
        
        virtual ~MetadataStrings();
        
    virtual bool isMarked(unsigned int marker) const;
        
        const MetadataStringPtrList& metadataStrings() const;

    virtual unsigned int gather(OutputBufferList& outputBuffers) const;
    
protected:
    
    virtual unsigned int formatComponent() const;
    
private:
        
        MetadataStrings();
        
        MetadataStrings(MetadataStrings& rhs);
        
        MetadataStrings& operator=(MetadataStrings& rhs);

        void setMetadataStrings(const MetadataStringPtrList& metadataStrings);
    
    static std::string readString(const char* buffer);
    
    static unsigned int calculateStringsLength(const MetadataStringPtrList& metadataStrings);
      
    static unsigned int writeString(const std::string& value,
                                          char* buffer);

    mutable MetadataStringPtrList* m_strings;
    
    char* m_stringBuffer;
};
    
}

#endif // FILEREADOUTFORMAT_METADATASTRINGS_H

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