Solr 7.4.0 solr-core API

Packages

Package	Description
org.apache.solr	Commonly reused classes and interfaces (deprecated package, do not add new classes)
org.apache.solr.analysis	Factories and classes specific to text analysis and the creation of TokenStreams
org.apache.solr.api	Commonly used classes for Solr V2 API.
org.apache.solr.client.solrj.embedded	SolrJ client implementations for embedded solr access.
org.apache.solr.cloud	Classes for dealing with ZooKeeper when operating in SolrCloud mode.
org.apache.solr.cloud.api.collections	Package related to internal implementations of the SolrCloud collections api
org.apache.solr.cloud.autoscaling	Package for classes related to autoscaling
org.apache.solr.cloud.overseer	Classes for updating cluster state in SolrCloud mode.
org.apache.solr.cloud.rule	Classes for managing Replica placement strategy when operating in SolrCloud mode.
org.apache.solr.core	Core classes implementing Solr internals and the management of SolrCores
org.apache.solr.core.backup	Core classes for Solr's Backup/Restore functionality
org.apache.solr.core.backup.repository	BackupRepository Providing backup/restore repository interfaces to plug different storage systems
org.apache.solr.core.snapshots	Core classes for Solr's persistent snapshots functionality
org.apache.solr.handler	Concrete implementations of SolrRequestHandler
org.apache.solr.handler.admin	SolrRequestHandler implementations for powering he Solr Admin UI
org.apache.solr.handler.component	SearchComponent implementations for use in SearchHandler
org.apache.solr.handler.loader	ContentStreamLoader implementations for use in ContentStreamHandlerBase implementations
org.apache.solr.handler.sql	Classes related to Apache Calcite implementation in SQLHandler
org.apache.solr.handler.tagger	The TaggerRequestHandler and supporting classes.
org.apache.solr.highlight	SolrHighlighter API and related implementations and utilities
org.apache.solr.index	Indexing related classes.
org.apache.solr.index.hdfs	An HDFS CheckIndex implementation.
org.apache.solr.internal.csv	Internal classes used for reading/writing CSV
org.apache.solr.internal.csv.writer	Internal classes used for reading/writing CSV
org.apache.solr.legacy	Deprecated stuff!
org.apache.solr.logging	APIs related to capturing log event info in the LoggingHandler
org.apache.solr.logging.jul	JUL based implementation of LogWatcher
org.apache.solr.logging.log4j2	LOG4J2 based implementation of LogWatcher
org.apache.solr.metrics	The SolrCoreMetricManager is responsible for collecting metrics from SolrMetricProducer's and exposing metrics to SolrMetricReporter's.
org.apache.solr.metrics.reporters	This package houses 'pluggable' metric reporters that inherit from the SolrMetricReporter class.
org.apache.solr.metrics.reporters.jmx	This package contains components that support SolrJmxReporter.
org.apache.solr.metrics.reporters.solr	This package contains SolrMetricReporter implementations specific to SolrCloud reporting.
org.apache.solr.metrics.rrd	This package contains RrdBackendFactory implementation that supports storing metrics history in Solr.
org.apache.solr.parser	Solr native variant of the Lucene Classic QueryParser
org.apache.solr.query	Solr Queries
org.apache.solr.request	APIs and classes for dealing with Solr requests
org.apache.solr.request.json	JSON related classes
org.apache.solr.request.macro	Parameter substitution / macro expansion.
org.apache.solr.response	API and implementations of QueryResponseWriter for formatting Solr request responses
org.apache.solr.response.transform	APIs and implementations of DocTransformer for modifying documents in Solr request responses
org.apache.solr.rest	Solr RESTful APIs via Restlet.
org.apache.solr.rest.schema	Provides RESTful API access to the Solr Schema using Restlet.
org.apache.solr.rest.schema.analysis	Analysis-related functionality for RESTful API access to the Solr Schema using Restlet.
org.apache.solr.schema	IndexSchema and FieldType implementations for powering schema.xml
org.apache.solr.search	APIs and classes for parsing and processing search requests
org.apache.solr.search.facet	APIs and classes for the JSON Facet API.
org.apache.solr.search.function	Solr implementations of ValueSource for function queries.
org.apache.solr.search.function.distance	Solr implementations of ValueSource for distance based function queries.
org.apache.solr.search.grouping	APIs and classes for implementing result grouping
org.apache.solr.search.grouping.collector	Grouping related Collectors
org.apache.solr.search.grouping.distributed	Internal classes used to implement distributed result grouping
org.apache.solr.search.grouping.distributed.command	Internal classes used to implement distributed result grouping
org.apache.solr.search.grouping.distributed.requestfactory	Internal classes used to implement distributed result grouping
org.apache.solr.search.grouping.distributed.responseprocessor	Internal classes used to implement distributed result grouping
org.apache.solr.search.grouping.distributed.shardresultserializer	Internal classes used to implement distributed result grouping
org.apache.solr.search.grouping.endresulttransformer	APIs and classes for transforming result grouping results into the appropriate response format
org.apache.solr.search.join	Classes related to joins.
org.apache.solr.search.mlt	APIs and classes for implementing MoreLikeThis (mlt) QueryParser.
org.apache.solr.search.similarities	Factories for various built-in Lucene ranking models.
org.apache.solr.search.stats	APIs and Classes implementing the Stats component used for document frequency calculations.
org.apache.solr.security	Commonly used classes for Solr security framework.
org.apache.solr.servlet	Servlet related classes for powering the Solr HTTP API
org.apache.solr.servlet.cache	Caching related classes used in the Solr HTTP API
org.apache.solr.spelling	APIs and classes used by the SpellCheckComponent
org.apache.solr.spelling.suggest	APIs and classes used by the SpellCheckComponent
org.apache.solr.spelling.suggest.fst	Factories for FST and Analyzing based Suggesters
org.apache.solr.spelling.suggest.jaspell	Factories for JaSpell based Suggesters
org.apache.solr.spelling.suggest.tst	Factories for TST based Suggesters
org.apache.solr.store.blockcache	An HDFS blockcache implementation.
org.apache.solr.store.hdfs	An HDFS Directory implementation.
org.apache.solr.uninverting	Support for creating docvalues on-the-fly from the inverted index at runtime.
org.apache.solr.update	APIs and classes for managing index updates
org.apache.solr.update.processor	UpdateRequestProcessorFactory APIs and implementations for use in UpdateRequestProcessorChains
org.apache.solr.util	Common utility classes used throughout Solr
org.apache.solr.util.configuration	Common Util APIs related to Solr configuration.
org.apache.solr.util.configuration.providers	TODO
org.apache.solr.util.hll	A fork of Java-HyperLogLog package tweaked not to depend on fastutil and with cleanups to make it lean and clean.
org.apache.solr.util.plugin	Common APIs related to implementing Solr plugins
org.apache.solr.util.stats	Utilities for collecting statistics
org.apache.solr.util.xslt	XSLT related utilities (deprecated package, do not add new classes)