Lucene2.1 的官方示例代码
简介：
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.
using
System;
using
System.Collections.Generic;
using
System.ComponentModel;
using
System.Data;
using
System.Drawing;
using
System.Text;
using
System.Windows.Forms;
using
Lucene.Net;
using
Lucene.Net.Analysis;
using
Lucene.Net.Analysis.Standard;
using
Lucene.Net.Documents;
using
Lucene.Net.Index;
using
Lucene.Net.QueryParsers;
using
Lucene.Net.Search;
using
Lucene.Net.Store;
using
Lucene.Net.Util;
namespace
LuceneTest
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
Test();
}
void Test()
{
Analyzer analyzer = new StandardAnalyzer();
// Store the index in memory:
Directory directory = new RAMDirectory();
// To store an index on disk, use this instead (note that the
// parameter true will overwrite the index in that directory
// if one exists):
//Directory directory = FSDirectory.getDirectory("/tmp/testindex", true);
IndexWriter iwriter = new IndexWriter(directory, analyzer, true);
iwriter.SetMaxFieldLength(25000);
Document doc = new Document();
String text = "This is the text to be indexed.";
doc.Add(new Field("fieldname", text, Field.Store.YES,
Field.Index.TOKENIZED));
iwriter.AddDocument(doc);
iwriter.Close();
// Now search the index:
IndexSearcher isearcher = new IndexSearcher(directory);
// Parse a simple query that searches for "text":
QueryParser parser = new QueryParser("fieldname", analyzer);
Query query = parser.Parse("text");
Hits hits = isearcher.Search(query);
//assertEquals(1, hits.Length());
// Iterate through the results:
for (int i = 0; i < hits.Length(); i++)
{
Document hitDoc = hits.Doc(i);
//AssertEquals("This is the text to be indexed.", hitDoc.Get("fieldname"));
MessageBox.Show(hitDoc.Get("fieldname"));
}
isearcher.Close();
directory.Close();
}
}
}
