1/11/2024 0 Comments Apache lucene source codeThese sponsorships are not officially affiliated with the Apache Software Foundation, but aim to support endeavors related to Apache Lucene.NET. ![]() * (additional regular contributors will be featured here) Disclamer Lucene.NET needs more regular developers devoting periodic blocks of development time and it needs sponsorships so some of those developers can allocate substantial amounts of time to the project. It can be difficult for a small team of developers to put in the kind of time that a project of this magnitude requires, which is why we need your help. While Apache provides much of the infrastructure we need through Apache sponsorship programs, these funds generally are not applied toward development work of Lucene.NET.īeing that Lucene.NET has over 450,000 lines of code and depends on several other projects that we also maintain, development on Lucene.NET is no small endeavor. We understand some people and companies don't have the time to contribute code or write documentation, but still wish to participate. Some developers to experiment with and blog about Lucene.NET and to help us make the user experience better by creating more documentation.Someone with experience fund raising for open source.An engineer with advanced concurrency debugging and design skills.Specifically, the types of people we need to get Lucene.NET 4.8.0 out of beta are: ![]() If you wish to contribute your time, please see the Contributing page to get started. All of the Lucene.NET modules are ported from Java, but we are still missing a few key features and have much work to do on our biggest dependency, ICU4N, to get it production ready. Lucene.NET 4.8.0 is a large project that has been under development since 2014, and a few volunteers have contributed more than 5000 hours of their time to help. The next generation of Lucene.NET is under development. See the API documentation for Lucene.NET 3.0.3.NET Standard /. Var hits = searcher.Search(phrase, 20 /* top 20 */).ScoreDocs Var searcher = new IndexSearcher(reader) Phrase.Add(new Term("favoritePhrase", "fox")) įetch the Results // Re-use the writer to get real-time updates Phrase.Add(new Term("favoritePhrase", "brown")) Writer.Flush(triggerMerge: false, flushDocStores: false, flushDeletes: false) Ĭonstruct a Query // Search with a phrase Using var writer = new IndexWriter(dir, analyzer, ) įavoritePhrase = "The quick brown fox jumps over the lazy dog"ĭoc.Add(new Field("name", source.Name,, _ANALYZED_NO_NORMS)) ĭoc.Add(new Field("favoritePhrase", source.FavoritePhrase,, )) Var analyzer = new StandardAnalyzer(AppLuceneVersion) Create an analyzer to process the text ![]() Using var dir = FSDirectory.Open(indexPath) Var indexPath = Path.Combine(basePath, "index") Var basePath = Environment.GetFolderPath(Į) Construct a machine-independent path for the index Quick Start Create an Index and Define a Text Analyzer // Ensures index backward compatibilityĬonst AppLuceneVersion = .LUCENE_30 Lucene.Net 3 is a C# port of the popular Java Lucene search engine framework from The Apache Software Foundation, targeting. It can be used to easily add search capabilities to applications. Lucene.Net is a full-text search engine library capable of advanced text analysis, indexing, and searching.
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