public static List <SearchResult> SeartchContact(string keyword, int startIndex, int pageSize, out int totalCount)
{
FSDirectory directory = FSDirectory.Open(new DirectoryInfo(ContactIndexPath), new NoLockFactory());
IndexReader reader = IndexReader.Open(directory, true);
IndexSearcher searcher = new IndexSearcher(reader);
IEnumerable <string> keyList = SplitHelper.SplitWords(keyword);
PhraseQuery queryContact = new PhraseQuery();
foreach (var key in keyList)
{
queryContact.Add(new Term("contactInfo", key));
}
queryContact.SetSlop(100);
BooleanQuery query = new BooleanQuery();
query.Add(queryContact, BooleanClause.Occur.SHOULD); // SHOULD => 表示或者
// TopScoreDocCollector:盛放查询结果的容器
TopScoreDocCollector collector = TopScoreDocCollector.create(1000, true);
// 使用query这个查询条件进行搜索，搜索结果放入collector
searcher.Search(query, null, collector);
// 首先获取总条数
totalCount = collector.GetTotalHits();
// 从查询结果中取出第m条到第n条的数据
ScoreDoc[] docs = collector.TopDocs(startIndex, pageSize).scoreDocs;
// 遍历查询结果
List <SearchResult> resultList = new List <SearchResult>();
for (int i = 0; i < docs.Length; i++)
{
// 拿到文档的id
int docId = docs[i].doc;
// 所以查询结果中只有id，具体内容需要二次查询
// 根据id查询内容：放进去的是Document，查出来的还是Document
Lucene.Net.Documents.Document doc = searcher.Doc(docId);
SearchResult result = new SearchResult();
result.UserId = doc.Get("id");
result.Name = doc.Get("name");
result.Email = doc.Get("email");
result.PhoneNumber = doc.Get("phone");
result.Position = doc.Get("position");
resultList.Add(result);
}
return(resultList);
}
public static List <int> SeartchUser(string keyword)
{
FSDirectory directory = FSDirectory.Open(new DirectoryInfo(UserInfoIndexPath), new NoLockFactory());
IndexReader reader = IndexReader.Open(directory, true);
IndexSearcher searcher = new IndexSearcher(reader);
IEnumerable <string> keyList = SplitHelper.SplitWords(keyword);
PhraseQuery queryUserInfo = new PhraseQuery();
foreach (var key in keyList)
{
queryUserInfo.Add(new Term("userInfo", key));
}
queryUserInfo.SetSlop(100);
BooleanQuery query = new BooleanQuery();
query.Add(queryUserInfo, BooleanClause.Occur.SHOULD);
// TopScoreDocCollector:盛放查询结果的容器
TopScoreDocCollector collector = TopScoreDocCollector.create(1000, true);
// 使用query这个查询条件进行搜索，搜索结果放入collector
searcher.Search(query, null, collector);
// 首先获取总条数
int totalCount = collector.GetTotalHits();
//这里取所有的数据 以方便后续的查找。
ScoreDoc[] docs = collector.TopDocs(0, totalCount).scoreDocs;
// 遍历查询结果
List <int> resultList = new List <int>();
for (int i = 0; i < docs.Length; i++)
{
// 拿到文档的id，因为Document可能非常占内存（DataSet和DataReader的区别）
int docId = docs[i].doc;
// 所以查询结果中只有id，具体内容需要二次查询
// 根据id查询内容：放进去的是Document，查出来的还是Document
Lucene.Net.Documents.Document doc = searcher.Doc(docId);
int uid = Convert.ToInt32(doc.Get("id"));
resultList.Add(uid);
}
return(resultList);
}
