Thanks.
I'm seeing many chances in this Lucene version 1.3 to 2.2.0
For example, does exists Field.Text() ... .KeyWork()... etc
On Jan 2, 2008 10:39 AM, anjana m <[EMAIL PROTECTED]> wrote:
> Hope this info will help..
> i have just finished the task...
> run the indexer
> then run the seracher..
> check the mail completly
> these are the steps that i ahve followed..
> t search directories..
>
>
>
>
> * Indexer.java*
>
>
>
> import org.apache.lucene.index.IndexWriter;
>
> import org.apache.lucene.analysis.standard.StandardAnalyzer;
>
> import org.apache.lucene.document.Document;
>
> import org.apache.lucene.document.Field;
>
> import java.io.File;
>
> import java.io.IOException;
>
> import java.io.FileReader;
>
>
>
> public class Indexer {
>
> public static void index(File indexDir, File dataDir) throws
> IOException
> {
>
> if (!dataDir.exists() || !dataDir.isDirectory()) {
>
> throw new IOException(dataDir + " does not exist or is not a
> directory");
>
> }
>
> IndexWriter writer = new IndexWriter(indexDir, new
> StandardAnalyzer(), true);
>
> indexDirectory(writer, dataDir);
>
> writer.close();
>
> }
>
>
>
> private static void indexDirectory(IndexWriter writer, File dir) throws
> IOException {
>
> File[] files = dir.listFiles();
>
> System.out.println("TOTAL NUMBER OF FILES :"+files.length);
>
> for (int i=0; i < files.length; i++)
>
> {
>
>
>
> File f = files[i];
>
> if (f.isDirectory()) {
>
> indexDirectory(writer, f); // recurse
>
> } else if (f.getName().endsWith(".txt")) {
>
> indexFile(writer, f);
>
> }
>
> }
>
> }
>
>
>
> private static void indexFile(IndexWriter writer, File f) throws
> IOException {
>
>
>
> System.out.println("Indexing " + f.getName()); /*Print the Indexed
> File Names*/
>
> Document doc = new Document();
>
> doc.add(Field.Text("contents", new FileReader(f)));
>
> doc.add(Field.Keyword("filename", f.getCanonicalPath()));
>
> writer.addDocument(doc);
>
> }
>
> public static void main(String[] args) throws Exception {
>
>
>
> /*Create 2 new directory called TESTDir for Indexing and DataDir which
> will conatain a text file which willbe indexed.*/
>
> File indexDir=new File("TESTDIR");/*directory where we store the
> Lucene index*/
>
> File dataDir = new File("DataDir");/*directory that contains the
> files in txt we want to index*/
>
> index(indexDir, dataDir);
>
> }
>
> }
>
>
>
>
>
> *Searcher.java*
>
> import org.apache.lucene.document.Document;
>
> import org.apache.lucene.search.IndexSearcher;
>
> import org.apache.lucene.search.Query;
>
> import org.apache.lucene.search.Hits;
>
> import org.apache.lucene.store.FSDirectory;
>
> import org.apache.lucene.store.Directory;
>
> import org.apache.lucene.queryParser.QueryParser;
>
> import org.apache.lucene.analysis.standard.StandardAnalyzer;
>
> import java.io.File;
>
> public class Searcher {
>
> public static void main(String[] args) throws Exception
>
> {
>
> File indexDir = new File("TESTDIR");
>
> String q ="jayanth";
>
> if (!indexDir.exists() || !indexDir.isDirectory())
>
> {
>
> throw new Exception(indexDir + " is does not exist or is not a
> directory.");
>
> }
>
>
>
> search(indexDir, q);
>
> }
>
> public static void search(File indexDir, String q) throws Exception{
>
> Directory fsDir = FSDirectory.getDirectory(indexDir, false);
>
> IndexSearcher is = new IndexSearcher(fsDir);
>
> Query query = QueryParser.parse(q, "contents", new StandardAnalyzer());
>
> Hits hits = is.search(query);
>
> System.out.println("Found " + hits.length() + " document(s) that
> matched
> query '" + q + "':");
>
> for (int i = 0; i < hits.length(); i++) {
>
> Document doc = hits.doc(i);
>
> System.out.println(doc.get("filename"));
>
> }
>
> }
>
> }
> ---------------------------------------
>
> *Prerequistes of Lucene 1.3 to perform search.*
>
>
>
> 1. Lucene 1.3.jar
> 2. Index Directory to Hold the Indexes.
> 3. Data Directory that holds the files to be indexed
> 4. Mandatory Indexing of Document or Files
> 5. Only Indexed Data is Searchable
>
>
>
> Lucene 1.3. jar
>
> Lucene1.3. jar is an API that contains all the classes and methods packed
> together to perform searching.
>
> The jar file can be downloaded from the following site:
>
> http://archive.apache.org/dist/jakarta/lucene/binaries/
>
> The jar file that I have used for the sample program to demonstarte Lucene
> search is Lucene 1.3 final.jar.
>
> The jar file should be available in the application jar library.
>
> The sample program will not work if we change the location of jar
> file.Thesample program will not perform search if there are
> conflicting jar versions
> or Duplicate jar versions.
>
> The following steps can be followed to add a Lucene 1.3. jar to NetBeans
> IDE:
>
> 1. Right Click on your Project->Properties
> 2. Project->Properties->Add jar folder
> 3. Browse for Lucene 1.3 jar
> 4. Click OK
>
> The Lucene 1.3 final.jar will be added to your sample application.
>
> To cross check just click on the libraries on the project explorer window
> and confirm that Lucene1.3 final.jar is visible in the folder structure.
>
>
>
> Index Directory to Hold the Indexes
>
> This direcory will hold the Indexes of the data that is supplied.I have
> manually created this directory .The directory should be available to the
> sample application folder.
>
> I have used NetBeans for my sample program and I have created a directory
> in
> the following path: C:\Documents and Settings\MyWorkSpace\TryLucene
>
> TryLucne is the name of the sample project which contains
> Lucene1.3final.jar
> .
>
> Create a new folder and name the folder as "IndexDir".
>
>
>
> Data Directory that holds the files to be indexed
>
> This Directory will hold the the Data files.The sample program will search
> .txt files.
>
> Create a new folder manually in the following path and name the folder as
> "DataDir"
>
> C:\Documents and Settings\MyWorkSpace\TryLucene
>
> Create some sample .txt files in the "DataDir" folder.
>
>
>
> Indexing
>
> The sample program Indexer.java performs Indexing of the .txt files.
>
> Build the application in NetBeansIDE
>
> Compile the Indexer.java in NetBeans
>
> Run the Indexer.java in NetBeans.
>
> The output of Indexer.java displays information about
>
> Total Number of files in the DataDir
>
> Names of the Indexed files in DataDir.
>
> Indexer.java program will Index all the .txt files in the DataDir folder.
>
>
>
> Mehods in Indexer.java
>
> - index(File indexDir, File dataDir)
>
> Check if dataDir is directory throw reate a new IndexWriter
>
> Indexed writer construstor is used which the following aruguments ()
>
> - indexDirectory (IndexWriter writer, File dir)----recursively call to
> index all the files in the directory.
> - indexFile (IndexWriter writer, File f) --- get the document object,
> intialise the file reader.
>
>
>
> Searching
>
>
>
> Specify the directory that contains the index here its is "IndexDir"
>
> Specify the stirng that needs to be searched.
>
> Call->search (indexDir, q); where q is a string
>
> search (indexDir, q)
>
>
>
> http://wiki.dbsight.com/index.php?title=Create_Lucene_Database_Search_in_3_minutes
>
> http://www.dbsight.net/?q=node/47
>
> http://www.roseindia.net/software-tutorials/detail/6533
>
> http://static.compassframework.org/docs/latest/jdbcdirectory.html
>
>
>
> http://blog.scalingweb.com/2007/11/03/full-text-search-for-database-using-lucene-search-engine/
>
>
> http://uborik.org/files/portfolio/info340_history_places_project_full.pdf
>
> ---------------------------------------------------------------------------------------------------------------------
>
> On Jan 2, 2008 5:37 PM, Jesiel Trevisan < [EMAIL PROTECTED]> wrote:
>
> > Hi everyone,
> >
> > I'm trying to use the Lucene 2.2.0 in my webpage, I would like to create
> a
> > simple websearch field/function in my site.
> >
> > I'm intalled the example of Lucene, but, there is only a Search
> funcional
> > implemented as example, not the indexing files.
> >
> > I would like to know how I can create a filter to create the lucene
> index
> > files
> >
> > I need to indexing, for example, a directory of my website
> >
> > I created a example to try to Index a directory wirh a simple TXT file
> > insite it :
> >
> > ...
> > String indexDir =
> > "c:\\eclipse\\workspace\\JavaSource\\br\\com\\testeLucene" (* there
> is
> > a
> > test.txt file with some words insite it )*
> >
> > String dataDir =
> > "c:\\eclipse\\workspace\\JavaSource\\br\\com\\lucene\\indexedFiles"
> > ...
> >
> > public static int index(File indexDir, File dataDir) throws
> IOException
> > {
> >
> > if (!dataDir.exists() || !dataDir.isDirectory()) {
> > throw new IOException(dataDir + "It is NOT a Directory");
> > }
> >
> > IndexWriter writer = new IndexWriter(indexDir, new
> > StandardAnalyzer(), true);
> > writer.setUseCompoundFile (false);
> >
> > indexDirectory(writer, dataDir);
> >
> > int numIndexed = writer.docCount();
> > writer.optimize();
> > writer.close();
> >
> > return numIndexed;
> > }
> >
> > All right, the Lunece indexs files were created, but, following the
> Lucene
> >
> > Search example, I could find the words that were inside the test.txtfile
> >
> > Is it work ? is it right ?
> >
> > If someone can help me to starting the Lucene 2.2.0 I will really
> > appreciate
> > it.
> >
> > Tks so much.
> >
> > --
> > _______________________________________________________
> > Jesiel A.S. Trevisan
> > Email: [EMAIL PROTECTED]
> > MSN: [EMAIL PROTECTED]
> > Skype & AIM: jesieltrevisan
> > YahooMessager: jesiel.trevisan
> > ICQ:: 46527510
> > _______________________________________________________
> > CONFIDENTIALITY NOTICE: This e-mail message, including any attachments,
> is
> >
> > for the sole use of the intended recipient(s) and may contain
> confidential
> > and privileged information or otherwise be protected by law. Any
> > unauthorized review, use, disclosure or distribution is prohibited. If
> you
> >
> > are not the intended recipient, please contact the sender by reply
> e-mail
> > and destroy all copies of the original message.
> >
>
--
_______________________________________________________
Jesiel A.S. Trevisan
Email: [EMAIL PROTECTED]
MSN: [EMAIL PROTECTED]
Skype & AIM: jesieltrevisan
YahooMessager: jesiel.trevisan
ICQ:: 46527510
_______________________________________________________
CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, is
for the sole use of the intended recipient(s) and may contain confidential
and privileged information or otherwise be protected by law. Any
unauthorized review, use, disclosure or distribution is prohibited. If you
are not the intended recipient, please contact the sender by reply e-mail
and destroy all copies of the original message.
