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a/src/rcldb/rcldb.h |
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b/src/rcldb/rcldb.h |
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bool fieldToTraits(const string& fldname, const FieldTraits **ftpp,
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bool fieldToTraits(const string& fldname, const FieldTraits **ftpp,
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bool isquery = false);
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bool isquery = false);
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/* Update-related methods ******************************************/
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/* Update-related methods ******************************************/
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/** Test if the db entry for the given udi is up to date (by
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/** Test if the db entry for the given udi is up to date.
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*
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* comparing the input and stored sigs). This is used both when
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* This is done by comparing the input and stored sigs. This is
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* indexing and querying (before opening a document using stale info),
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* used both when indexing and querying (before opening a document
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* using stale info).
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*
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* **This assumes that the udi pertains to the main index (idxi==0).**
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* **This assumes that the udi pertains to the main index (idxi==0).**
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* Side-effect when the db is writeable: set the existence flag
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* for the file document and all subdocs if any (for later use by
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* 'purge()')
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*/
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*
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* Side-effect when the db is writeable and the document up to
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* date: set the existence flag for the file document and all
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* subdocs if any (for later use by 'purge()')
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*
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* @param udi Unique Document Identifier (as chosen by indexer).
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* @param sig New signature (as computed by indexer).
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* @param xdocid[output] Non-zero if doc existed. Should be considered
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* as opaque, to be used for a possible later call to setExistingFlags()
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* Note that if inplaceReset is set, the return value is non-zero but not
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* an actual docid, it's only used as a flag in this case.
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* @param osig[output] old signature.
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*/
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bool needUpdate(const string &udi, const string& sig, bool *existed=0);
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bool needUpdate(const string &udi, const string& sig,
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unsigned int *xdocid = 0, std::string *osig = 0);
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/** Set the existance flags for the document and its eventual subdocuments
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*
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* This can be called by the indexer after needUpdate() has returned true,
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* if the indexer does not wish to actually re-index (e.g.: the doc is
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* known to cause errors).
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*/
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void setExistingFlags(const string& udi, unsigned int docid);
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/** Indicate if we are doing a systematic reindex. This complements
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/** Indicate if we are doing a systematic reindex. This complements
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needUpdate() return */
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needUpdate() return */
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bool inFullReset() {return o_inPlaceReset || m_mode == DbTrunc;}
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bool inFullReset() {return o_inPlaceReset || m_mode == DbTrunc;}
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#ifdef IDX_THREADS
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#ifdef IDX_THREADS
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friend void *DbUpdWorker(void*);
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friend void *DbUpdWorker(void*);
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#endif // IDX_THREADS
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#endif // IDX_THREADS
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// Internal form of setExistingFlags: no locking
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void i_setExistingFlags(const string& udi, unsigned int docid);
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// Internal form of close, can be called during destruction
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// Internal form of close, can be called during destruction
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bool i_close(bool final);
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bool i_close(bool final);
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// Reinitialize when adding/removing additional dbs
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// Reinitialize when adding/removing additional dbs
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bool adjustdbs();
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bool adjustdbs();
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bool idxTermMatch(int typ_sens, const string &lang, const string &term,
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bool idxTermMatch(int typ_sens, const string &lang, const string &term,
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