Dear Ian,
The segment you have suggested, working nicely. Thanx a lot for your kind
help.
Manjula.
On Fri, Jun 11, 2010 at 4:00 PM, Ian Lea <ian....@gmail.com> wrote:
> Something like this
>
> File f = new File(path);
> String fn = f.getName();
> return fn.substring(0, fn.lastIndexOf("."));
>
>
> --
> Ian.
>
>
> On Fri, Jun 11, 2010 at 11:20 AM, manjula wijewickrema
> <manjul...@gmail.com> wrote:
> > Hi,
> >
> > Using the following programme I was able to get the entire file path of
> > indexed files which matched with the given queries. But my intention is
> to
> > get only the file names even without .txt extention as I need to send
> these
> > file names as labels to another application. So, pls. let me know how can
> I
> > get only the file names in the following code.
> >
> > Thanx in advance!
> > Manjula.
> >
> >
> > My code:
> >
> > *
> >
> > public* *class* LuceneDemo {
> >
> > *public* *static* *final* String *FILES_TO_INDEX_DIRECTORY* =
> "filesToIndex"
> > ;
> >
> > *public* *static* *final* String *INDEX_DIRECTORY* = "indexDirectory";
> >
> > *public* *static* *final* String *FIELD_PATH* = "path";
> >
> > *public* *static* *final* String *FIELD_CONTENTS* = "contents";
> >
> > *public* *static* *void* main(String[] args) *throws* Exception {
> >
> > *createIndex*();
> >
> > *searchIndex*("rice");
> >
> > *searchIndex*("milk");
> >
> > *searchIndex*("banana");
> >
> > *searchIndex*("foo");
> >
> > }
> >
> > *public* *static* *void* createIndex() *throws* CorruptIndexException,
> > LockObtainFailedException, IOException {
> >
> > SnowballAnalyzer analyzer = *new* SnowballAnalyzer( "English",
> > StopAnalyzer.ENGLISH_STOP_WORDS);
> >
> > *boolean* recreateIndexIfExists = *true*;
> >
> > IndexWriter indexWriter = *new* IndexWriter(*INDEX_DIRECTORY*, analyzer,
> > recreateIndexIfExists);
> >
> > File dir = *new* File(*FILES_TO_INDEX_DIRECTORY*);
> >
> > File[] files = dir.listFiles();
> >
> > *for* (File file : files) {
> >
> > Document document = *new* Document();
> >
> > String path = file.getCanonicalPath();
> >
> > document.add(*new* Field(*FIELD_PATH*, path, Field.Store.*YES*,
> Field.Index.
> > UN_TOKENIZED,Field.TermVector.*YES*));
> >
> > Reader reader = *new* FileReader(file);
> >
> > document.add(*new* Field(*FIELD_CONTENTS*, reader));
> >
> > indexWriter.addDocument(document);
> >
> > }
> >
> > indexWriter.optimize();
> >
> > indexWriter.close();
> >
> > }
> >
> > *public* *static* *void* searchIndex(String searchString)
> > *throws*IOException, ParseException {
> >
> > System.*out*.println("Searching for '" + searchString + "'");
> >
> > Directory directory = FSDirectory.getDirectory(*INDEX_DIRECTORY*);
> >
> > IndexReader indexReader = IndexReader.open(directory);
> >
> > IndexSearcher indexSearcher = *new* IndexSearcher(indexReader);
> >
> > SnowballAnalyzer analyzer = *new* SnowballAnalyzer( "English",
> > StopAnalyzer.ENGLISH_STOP_WORDS);
> >
> > QueryParser queryParser = *new* QueryParser(*FIELD_CONTENTS*, analyzer);
> >
> > Query query = queryParser.parse(searchString);
> >
> > Hits hits = indexSearcher.search(query);
> >
> > System.*out*.println("Number of hits: " + hits.length());
> >
> > TopDocs results = indexSearcher.search(query,10);
> >
> > ScoreDoc[] hits1 = results.scoreDocs;
> >
> > *for* (ScoreDoc hit : hits1) {
> >
> > Document doc = indexSearcher.doc(hit.doc);
> >
> > System.*out*.printf("%5.3f %s\n",hit.score,doc.get(*FIELD_CONTENTS*));
> >
> > }
> >
> > Iterator<Hit> it = hits.iterator();
> >
> > *while* (it.hasNext()) {
> >
> > Hit hit = it.next();
> >
> > Document document = hit.getDocument();
> >
> > String path = document.get(*FIELD_PATH*);
> >
> > System.*out*.println("Hit: " + path);
> >
> > }
> >
> > }
> >
> > }
> >
>
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