public static void Main(string[] args)
{
if (args.Length != 2)
{
Console.WriteLine("usage: Spimi <folderpath> <DestinationIndexFilePath>");
return;
}
string directory = args[0];
string indexFilePath = args[1];
SpimiIndexer indexer = new SpimiIndexer(new BasicLexer());
DirectoryInfo dir = new DirectoryInfo(directory);
foreach(FileInfo file in dir.GetFiles().Where(f => f.Extension.Equals(".sgm")))
indexer.Index(file.FullName, file.Open(FileMode.Open));
using (FileStream indexFileStream = File.Open(indexFilePath, FileMode.CreateNew))
{
indexer.CreateIndex(indexFileStream);
FileIndex index = FileIndex.Open(indexFileStream);
QueryEngine queryEngine = new QueryEngine(index);
while (true)
{
Console.Write("> ");
string query = Console.ReadLine();
foreach (string docId in queryEngine.Query(query.ToLower()))
{
Console.WriteLine(docId);
}
}
}
}
public void TestLargeIndex()
{
SpimiIndexer spimi = new SpimiIndexer(new BasicLexer());
MemoryStream indexStream = new MemoryStream();
spimi.Index("TestData1", GetStream(TestData1));
spimi.Index("TestData2", GetStream(TestData2));
spimi.CreateIndex(indexStream);
FileIndex index = FileIndex.Open(indexStream);
PostingList list = index.GetPostingList("sit");
Assert.AreEqual("sit", list.Term);
Assert.AreEqual("TestData1", list.Postings[0]);
Assert.AreEqual("TestData2", list.Postings[1]);
}
