Apache Lucene Copyright 2011 The Apache Software Foundation This product includes software developed by The Apache Software Foundation (http://www.apache.org/). The snowball stemmers in contrib/analyzers/common/src/java/net/sf/snowball were developed by Martin Porter and Richard Boulton. The snowball stopword lists in contrib/analyzers/common/src/resources/org/apache/lucene/analysis/snowball were developed by Martin Porter and Richard Boulton. The full snowball package is available from http://snowball.tartarus.org/ The KStem stemmer in common/src/org/apache/lucene/analysis/en was developed by Bob Krovetz and Sergio Guzman-Lara (CIIR-UMass Amherst) under the BSD-license. The Arabic,Persian,Romanian,Bulgarian, and Hindi analyzers (contrib/analyzers) come with a default stopword list that is BSD-licensed created by Jacques Savoy. These files reside in: contrib/analyzers/common/src/resources/org/apache/lucene/analysis/ar/stopwords.txt, contrib/analyzers/common/src/resources/org/apache/lucene/analysis/fa/stopwords.txt, contrib/analyzers/common/src/resources/org/apache/lucene/analysis/ro/stopwords.txt, contrib/analyzers/common/src/resources/org/apache/lucene/analysis/bg/stopwords.txt, contrib/analyzers/common/src/resources/org/apache/lucene/analysis/hi/stopwords.txt See http://members.unine.ch/jacques.savoy/clef/index.html. The German,Spanish,Finnish,French,Hungarian,Italian,Portuguese,Russian and Swedish light stemmers (common) are based on BSD-licensed reference implementations created by Jacques Savoy and Ljiljana Dolamic. These files reside in: contrib/analyzers/common/src/java/org/apache/lucene/analysis/de/GermanLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/de/GermanMinimalStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/es/SpanishLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/fi/FinnishLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/fr/FrenchLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/fr/FrenchMinimalStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/hu/HungarianLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/it/ItalianLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/pt/PortugueseLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/ru/RussianLightStemmer.java contrib/analyzers/common/src/java/org/apache/lucene/analysis/sv/SwedishLightStemmer.java The Stempel analyzer (contrib/analyzers) includes BSD-licensed software developed by the Egothor project http://egothor.sf.net/, created by Leo Galambos, Martin Kvapil, and Edmond Nolan. The Polish analyzer (contrib/analyzers) comes with a default stopword list that is BSD-licensed created by the Carrot2 project. The file resides in contrib/analyzers/stempel/src/resources/org/apache/lucene/analysis/pl/stopwords.txt. See http://project.carrot2.org/license.html. Includes lib/servlet-api-2.4.jar from Apache Tomcat Includes lib/ant-1.7.1.jar and lib/ant-junit-1.7.1.jar from Apache Ant Includes contrib/queries/lib/jakarta-regexp-1.4.jar from Apache Jakarta Regexp Includes software from other Apache Software Foundation projects, including, but not limited to: - Commons Beanutils (contrib/benchmark/lib/commons-beanutils-1.7.0.jar) - Commons Collections (contrib/benchmark/lib/commons-collections-3.1.jar) - Commons Compress (contrib/benchmark/lib/commons-compress-1.0.jar) - Commons Digester (contrib/benchmark/lib/commons-digester-1.7.jar) - Commons Logging (contrib/benchmark/lib/commons-logging-1.0.4.jar) - Xerces (contrib/benchmark/lib/xercesImpl-2.9.1-patched-XERCESJ-1257.jar) The SmartChineseAnalyzer source code (under contrib/analyzers) was provided by Xiaoping Gao and copyright 2009 by www.imdict.net. ICU4J, (under contrib/icu) is licensed under an MIT styles license (contrib/icu/lib/ICU-LICENSE.txt) and Copyright (c) 1995-2008 International Business Machines Corporation and others Some files (contrib/analyzers/common/src/test/.../WordBreakTestUnicode_*.java and data files under contrib/icu/src/data/) are derived from Unicode data such as the Unicode Character Database. See http://unicode.org/copyright.html for more details. The class org.apache.lucene.SorterTemplate was inspired by CGLIB's class with the same name. The implementation part is mainly done using pre-existing Lucene sorting code. In-place stable mergesort was borrowed from CGLIB, which is Apache-licensed. The Google Code Prettify is Apache License 2.0. See http://code.google.com/p/google-code-prettify/ JUnit (under lib/junit-4.7.jar) is licensed under the Common Public License v. 1.0 See http://junit.sourceforge.net/cpl-v10.html JLine (under contrib/lucli/lib/jline.jar) is licensed under the BSD License. See http://jline.sourceforge.net/ This product includes code (JaspellTernarySearchTrie) from Java Spelling Checking Package (jaspell): http://jaspell.sourceforge.net/ License: The BSD License (http://www.opensource.org/licenses/bsd-license.php)