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org.jabref.logic.crawler

pack-priv Class StudyFetcher

Class Inheritance

extends Object

java.lang.Object
org.jabref.logic.crawler.StudyFetcher

Imports

java.util.ArrayList, .List, .Map, .Optional, org.jabref.logic.importer.FetcherException, .PagedSearchBasedFetcher, .SearchBasedFetcher, org.jabref.model.database.BibDatabase, org.jabref.model.entry.BibEntry, org.jabref.model.study.FetchResult, .QueryResult, .StudyQuery, org.slf4j.Logger, .LoggerFactory

Delegates the search of the provided set of targeted E-Libraries with the provided queries to the E-Library specific fetchers, and aggregates the results returned by the fetchers by query and E-Library.

Field Summary

Modifier and Type	Field and Description
private final List<SearchBasedFetcher>	activeFetchers
private static final Logger	LOGGER
private final Map<String, Integer>	resultLimits
private final List<StudyQuery>	searchQueries

Constructor Summary

Access	Constructor and Description
pack-priv	StudyFetcher(List<SearchBasedFetcher> activeFetchers, List<StudyQuery> searchQueries, Map<String, Integer> resultLimits)

Method Summary

Modifier and Type	Method and Description
public List<QueryResult>	crawl() Each Map Entry contains the results for one search term for all libraries.
private Optional<String>	getCatalogOverride(StudyQuery searchQuery, SearchBasedFetcher fetcher)
private QueryResult	getQueryResult(StudyQuery searchQuery)
private List<BibEntry>	performNonPagedSearch(SearchBasedFetcher fetcher, StudyQuery searchQuery)
private List<BibEntry>	performPagedSearch(PagedSearchBasedFetcher basedFetcher, StudyQuery searchQuery)
private List<FetchResult>	Returns: Mapping of each fetcher by name and all their retrieved publications as a BibDatabase performSearchOnQuery(StudyQuery The query the search is performed for. searchQuery) Queries all catalogs on the given searchQuery.
private Optional<FetchResult>	performSearchOnQueryForFetcher(StudyQuery searchQuery, SearchBasedFetcher fetcher)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

activeFetchers	back to summary
private final List<SearchBasedFetcher> activeFetchers

LOGGER	back to summary
private static final Logger LOGGER

resultLimits	back to summary
private final Map<String, Integer> resultLimits

searchQueries	back to summary
private final List<StudyQuery> searchQueries

Constructor Detail

StudyFetcher	back to summary
pack-priv StudyFetcher(List<SearchBasedFetcher> activeFetchers, List<StudyQuery> searchQueries, Map<String, Integer> resultLimits)

Method Detail

crawl	back to summary
public List<QueryResult> crawl() Each Map Entry contains the results for one search term for all libraries. Each entry of the internal map contains the results for a given library. If any library API is not available, its corresponding entry is missing from the internal map.

getCatalogOverride	back to summary
private Optional<String> getCatalogOverride(StudyQuery searchQuery, SearchBasedFetcher fetcher)

getQueryResult	back to summary
private QueryResult getQueryResult(StudyQuery searchQuery)

performNonPagedSearch	back to summary
private List<BibEntry> performNonPagedSearch(SearchBasedFetcher fetcher, StudyQuery searchQuery) throws FetcherException

performPagedSearch	back to summary
private List<BibEntry> performPagedSearch(PagedSearchBasedFetcher basedFetcher, StudyQuery searchQuery) throws FetcherException

performSearchOnQuery

back to summary

private List<FetchResult> performSearchOnQuery(StudyQuery searchQuery)

Queries all catalogs on the given searchQuery.

Parameters

searchQuery:StudyQuery: The query the search is performed for.

Returns:List<FetchResult>

Mapping of each fetcher by name and all their retrieved publications as a BibDatabase

performSearchOnQueryForFetcher	back to summary
private Optional<FetchResult> performSearchOnQueryForFetcher(StudyQuery searchQuery, SearchBasedFetcher fetcher)