Hi, You may want to look at the Lucene highligher, if you are after "keyword in context".
Otis P.S. Please use java-user list for questions. ----- Original Message ---- From: "Ngo, Anh (ISS Southfield)" <[EMAIL PROTECTED]> To: java-dev@lucene.apache.org Sent: Wednesday, June 21, 2006 12:17:38 PM Subject: lucene Index search Hello, I am new to lucene index api. Please help me with the following: * Lucene search is returning documents. Is there an api that I use to search content inside a document to return only the line that match the search query? Sincerely, Anh Ngo -----Original Message----- From: Chuck Williams (JIRA) [mailto:[EMAIL PROTECTED] Sent: Monday, June 19, 2006 10:24 PM To: java-dev@lucene.apache.org Subject: [jira] Commented: (LUCENE-398) ParallelReader crashes when trying to merge into a new index [ http://issues.apache.org/jira/browse/LUCENE-398?page=comments#action_124 16837 ] Chuck Williams commented on LUCENE-398: --------------------------------------- Christian, I'm going to open a new issue on this in order to rename it, post a revised patch, and hopefully get the attention of a committer. Chuck > ParallelReader crashes when trying to merge into a new index > ------------------------------------------------------------ > > Key: LUCENE-398 > URL: http://issues.apache.org/jira/browse/LUCENE-398 > Project: Lucene - Java > Type: Bug > Components: Index > Versions: unspecified > Environment: Operating System: All > Platform: All > Reporter: Sebastian Kirsch > Assignee: Lucene Developers > Attachments: ParallelReader.diff, ParallelReaderTest1.java, parallelreader.diff, patch-next.diff > > ParallelReader causes a NullPointerException in > org.apache.lucene.index.ParallelReader$ParallelTermPositions.seek(Parall elReader.java:318) > when trying to merge into a new index. > See test case and sample output: > $ svn diff > Index: src/test/org/apache/lucene/index/TestParallelReader.java > =================================================================== > --- src/test/org/apache/lucene/index/TestParallelReader.java (revision 179785) > +++ src/test/org/apache/lucene/index/TestParallelReader.java (working copy) > @@ -57,6 +57,13 @@ > > } > > + public void testMerge() throws Exception { > + Directory dir = new RAMDirectory(); > + IndexWriter w = new IndexWriter(dir, new StandardAnalyzer(), true); > + w.addIndexes(new IndexReader[] { ((IndexSearcher) > parallel).getIndexReader() }); > + w.close(); > + } > + > private void queryTest(Query query) throws IOException { > Hits parallelHits = parallel.search(query); > Hits singleHits = single.search(query); > $ ant -Dtestcase=TestParallelReader test > Buildfile: build.xml > [...] > test: > [mkdir] Created dir: > /Users/skirsch/text/lectures/da/thirdparty/lucene-trunk/build/test > [junit] Testsuite: org.apache.lucene.index.TestParallelReader > [junit] Tests run: 2, Failures: 0, Errors: 1, Time elapsed: 1.993 sec > [junit] Testcase: testMerge(org.apache.lucene.index.TestParallelReader): > Caused an ERROR > [junit] null > [junit] java.lang.NullPointerException > [junit] at > org.apache.lucene.index.ParallelReader$ParallelTermPositions.seek(Parall elReader.java:318) > [junit] at > org.apache.lucene.index.ParallelReader$ParallelTermDocs.seek(ParallelRea der.java:294) > [junit] at > org.apache.lucene.index.SegmentMerger.appendPostings(SegmentMerger.java: 325) > [junit] at > org.apache.lucene.index.SegmentMerger.mergeTermInfo(SegmentMerger.java:2 96) > [junit] at > org.apache.lucene.index.SegmentMerger.mergeTermInfos(SegmentMerger.java: 270) > [junit] at > org.apache.lucene.index.SegmentMerger.mergeTerms(SegmentMerger.java:234) > [junit] at > org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:96) > [junit] at > org.apache.lucene.index.IndexWriter.addIndexes(IndexWriter.java:596) > [junit] at > org.apache.lucene.index.TestParallelReader.testMerge(TestParallelReader. java:63) > [junit] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > [junit] at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.jav a:39) > [junit] at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessor Impl.java:25) > [junit] Test org.apache.lucene.index.TestParallelReader FAILED > BUILD FAILED > /Users/skirsch/text/lectures/da/thirdparty/lucene-trunk/common-build.xml :188: > Tests failed! > Total time: 16 seconds > $ -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://issues.apache.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
