public virtual void DoTestUndeleteAll()
{
Sis.Read(Dir);
IndexReader reader = OpenReader();
Assert.IsTrue(reader != null);
Assert.AreEqual(2, reader.NumDocs());
reader.DeleteDocument(0);
Assert.AreEqual(1, reader.NumDocs());
reader.UndeleteAll();
Assert.AreEqual(2, reader.NumDocs());
// Ensure undeleteAll survives commit/close/reopen:
reader.Commit();
reader.Close();
if (reader is MultiReader)
{
// MultiReader does not "own" the directory so it does
// not write the changes to sis on commit:
Sis.Commit(Dir);
}
Sis.Read(Dir);
reader = OpenReader();
Assert.AreEqual(2, reader.NumDocs());
reader.DeleteDocument(0);
Assert.AreEqual(1, reader.NumDocs());
reader.Commit();
reader.Close();
if (reader is MultiReader)
{
// MultiReader does not "own" the directory so it does
// not write the changes to sis on commit:
Sis.Commit(Dir);
}
Sis.Read(Dir);
reader = OpenReader();
Assert.AreEqual(1, reader.NumDocs());
}
/// <summary>
/// 从资讯索引中将索引删除
/// </summary>
/// <param name="IDList">需要删除索引的资讯的ID列表（以 , 隔开）</param>
public static void MusicDelete(string IDList)
{
string[] arrMusicID = IDList.Split(',');
IndexReader reader = IndexReader.Open(FSDirectory.Open(indexPath), false);
for (int i = 0, len = arrMusicID.Length; i < len; i++)
{
Term term = new Term("Number", arrMusicID[i]);
reader.DeleteDocuments(term);
}
reader.Commit();
reader.Dispose();
}
protected internal override void DoCommit(System.Collections.Generic.IDictionary <string, string> commitUserData)
{
in_Renamed.Commit(commitUserData);
}
