Using Redis queues to loop through the search index

1    Public Static voidgetnewslist ()2         {3 4              while(true)5             {6                 using(varClient =RedisManager.ClientManager.GetClient ())7                 {8 gowrite (client);9                 }TenThread.Sleep (60000); One             } A}

Loop Call Write

1     /// <summary>2         ///Start Writing3         /// </summary>4         /// <param name= "writer" ></param>5         /// <param name= "Client" ></param>6         Private Static voidGowrite (ServiceStack.Redis.IRedisClient client)7         {8Fsdirectory directory =NULL;9IndexWriter writer =NULL;Ten  One             Try A             { -                 stringIndexpath ="D:/index";//Note that the case is consistent with the folder on the disk, or it will be error -  theDirectory = Fsdirectory.open (NewDirectoryInfo (Indexpath),Newnativefslockfactory ()); -  -                 //determine if a folder exists -                 BOOLIsexis =indexreader.indexexists (directory); +  -                 if(Isexis) +                 { A                     //if the index directory is locked (for example, the program exits unexpectedly during indexing), the first unlock at                     if(indexwriter.islocked (directory)) -                     { - indexwriter.unlock (directory); -                     } -                 } -  inwriter =NewIndexWriter (Directory,NewPanguanalyzer (),!Isexis, Lucene.Net.Index.IndexWriter.MaxFieldLength.UNLIMITED); -  to                  while(true) +                 { -                     //NID, Ntitle, Ntxt, Ntime, Ntid the                     stringJSON = client. Dequeueitemfromlist ("Newsindex"); *  $                     //Determine if NULLPanax Notoginseng                     if(JSON = =NULL) -                     { the                         //Rest 1 seconds to exit +Thread.Sleep ( +); A                         return; the                     } +                     Else -                     { $JavaScriptSerializer JSS =NewJavaScriptSerializer (); $dictionary<string,Object> dict = (dictionary<string,Object>) JSS. Deserializeobject (JSON); -  -                         //Instantiate News theNews news =NewNews (); -News. Ntitle = dict["Ntitle"]. ToString ();WuyiNews. Ntxt = dict["Ntxt"]. ToString (); theNews. Ntime = dict["Ntime"]. ToString (); -News. NID = Convert.toint64 (dict["NID"]); WuNews. Ntid = Convert.ToInt32 (dict["Ntid"]); -  About                         //writing to the index library $ Writeindex (news, writer); -                     } -                 } -             } A             finally +             { the                 //Close IndexWriter -                 if(Writer! =NULL) $                 { the writer. Close (); the                 } the  the                 //Close Fsdirectory -                 if(Directory! =NULL) in                 { the directory. Close (); the                 } About             } the}

Write

1    /// <summary>2         ///writing to the index library3         /// </summary>4         /// <param name= "News" ></param>5         Private Static voidWriteindex (news, indexwriter writer)6         {7 8             //Write Data9Document document =NewDocument ();Ten  One             //Delete the same data AWriter. Deletedocuments (NewTerm ("NID", News. NID. ToString ())); -             //To delete obsolete files, you need to set the judged field to Field.Index.ANALYZED - writer. Optimize (); the  -Document. ADD (NewField ("Ntitle", News. Ntitle, Field.Store.YES, Field.Index.NOT_ANALYZED)); -Document. ADD (NewField ("Ntxt", News. Ntxt, Field.Store.YES, Field.Index.NOT_ANALYZED)); -Document. ADD (NewField ("NID", News. NID. ToString (), Field.Store.YES, Field.Index.ANALYZED)); +Document. ADD (NewField ("Ntid", News. Ntid. ToString (), Field.Store.YES, Field.Index.NOT_ANALYZED)); -Document. ADD (NewField ("Ntime", News. Ntime.tostring (), Field.Store.YES, Field.Index.NOT_ANALYZED)); +Document. ADD (NewField (" All", News. Ntitle + news. Ntime +News. Ntxt, Field.Store.YES, Field.Index.ANALYZED, Lucene.Net.Documents.Field.TermVector.WITH_POSITIONS_OFFSETS)); A  at  -             //Perform write - writer. Adddocument (document); -Console.WriteLine ("Index Complete"); -}

writing to the index library

Using Redis queues to loop through the search index