本文整理汇总了C#中Lucene.Net.Index.IndexReader.DeleteDocuments方法的典型用法代码示例。如果您正苦于以下问题：C# Lucene.Net.Index.IndexReader.DeleteDocuments方法的具体用法？C# Lucene.Net.Index.IndexReader.DeleteDocuments怎么用？C# Lucene.Net.Index.IndexReader.DeleteDocuments使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Lucene.Net.Index.IndexReader的用法示例。
在下文中一共展示了Lucene.Net.Index.IndexReader.DeleteDocuments方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: IndexDocs
/* Walk directory hierarchy in uid order, while keeping uid iterator from
/* existing index in sync. Mismatches indicate one of: (a) old documents to
/* be deleted; (b) unchanged documents, to be left alone; or (c) new
/* documents, to be indexed.
*/
private static void IndexDocs(System.IO.DirectoryInfo file, System.IO.DirectoryInfo index, bool create)
{
if (!create)
{
// incrementally update
reader = IndexReader.Open(FSDirectory.Open(index), false); // open existing index
uidIter = reader.Terms(new Term("uid", "")); // init uid iterator
IndexDocs(file);
if (deleting)
{
// delete rest of stale docs
while (uidIter.Term() != null && (System.Object) uidIter.Term().Field == (System.Object) "uid")
{
System.Console.Out.WriteLine("deleting " + HTMLDocument.Uid2url(uidIter.Term().Text));
reader.DeleteDocuments(uidIter.Term());
uidIter.Next();
}
deleting = false;
}
uidIter.Close(); // close uid iterator
reader.Close(); // close existing index
}
// don't have exisiting
else
IndexDocs(file);
}