Interface for a builder for a statistics message (distributed index)
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#include <statisticsBuilderInterface.hpp>
Interface for a builder for a statistics message (distributed index)
| virtual strus::StatisticsBuilderInterface::~StatisticsBuilderInterface |
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inlinevirtual |
| virtual void strus::StatisticsBuilderInterface::addDfChange |
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const char * |
termtype, |
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const char * |
termvalue, |
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int |
increment |
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) |
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pure virtual |
Add a message propagating a change in the df (document frequency)
- Parameters
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| [in] | termtype | type of the term |
| [in] | termvalue | value of the term |
| [in] | increment | positive or negative (decrement) value of the local change of the document frequency |
- Returns
- true on success, false in case of an error (memory allocation error)
| virtual bool strus::StatisticsBuilderInterface::fetchMessage |
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const void *& |
blk, |
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std::size_t & |
blksize |
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) |
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pure virtual |
Get the packed statistics message.
- Parameters
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| [out] | blk | pointer to the message |
| [out] | blksize | size of message blk in bytes |
- Returns
- true, if there is a message returned to be sent, false if not or an error occurred
| virtual void strus::StatisticsBuilderInterface::rollback |
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pure virtual |
Rollback to the last state marked with 'start()'.
| virtual void strus::StatisticsBuilderInterface::setNofDocumentsInsertedChange |
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int |
increment | ) |
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pure virtual |
Define the change of the number of document inserted.
- Parameters
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| [in] | increment | positive or negative (decrement) value of the local change of the collection size |
| virtual void strus::StatisticsBuilderInterface::start |
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pure virtual |
Mark the current state that can be restored with a rollback.
The documentation for this class was generated from the following file:
