Packages

org.apache.lucene	Top-level package.
org.apache.lucene.analysis	API and code to convert text into indexable/searchable tokens.
org.apache.lucene.analysis.standard	A fast grammar-based tokenizer constructed with JFlex.
org.apache.lucene.document	The logical representation of a Document for indexing and searching.
org.apache.lucene.index	Code to maintain and access indices.
org.apache.lucene.queryParser	A simple query parser implemented with JavaCC.
org.apache.lucene.search	Code to search indices.
org.apache.lucene.search.function	Programmatic control over documents scores.
org.apache.lucene.search.payloads	The payloads package provides Query mechanisms for finding and using payloads.
org.apache.lucene.search.spans	The calculus of spans.
org.apache.lucene.store	Binary i/o API, used for all index data.
org.apache.lucene.util	Some utility classes.
org.apache.lucene.util.cache