gistfile1.java

package searchIndexer;

import java.io.File;
import java.io.IOException;

import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.TextField;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
import org.apache.lucene.store.FSDirectory;
import org.apache.lucene.util.Version;

public class DocIndexer {
	
	private IndexWriter writer;
	
	public DocIndexer(String indexDir) {
        // create the index
        if(writer == null) {
	        try {
				writer = new IndexWriter(FSDirectory.open(new File(indexDir)),
						new IndexWriterConfig(Version.LUCENE_45 ,new StandardAnalyzer(Version.LUCENE_45)));
			} catch (IOException e) {
				System.out.println(e.getMessage());
			}
        }
	}
       
        /**
  * This method will add the items into index
  */
    public void index(DocStructure indexItem) {
        try {
            Document doc = new Document();
            doc.add(new TextField(DocStructure.ID, indexItem.getId().toString(), Field.Store.YES));
            doc.add(new TextField(DocStructure.TITLE, indexItem.getTitle(), Field.Store.YES));
            doc.add(new TextField(DocStructure.CONTENT, indexItem.getContent(), Field.Store.YES));
            // add the document to the index
            writer.addDocument(doc);
		} catch (IOException e) {
			System.out.println(e.getMessage());
		}
    }
    /**
          * Closing the index
              */
    public void close() {
        try {
			writer.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
    }

}