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C# Index.CreateAnalyzer方法代码示例

本文整理汇总了C#中Raven.Database.Indexing.Index.CreateAnalyzer方法的典型用法代码示例。如果您正苦于以下问题:C# Index.CreateAnalyzer方法的具体用法?C# Index.CreateAnalyzer怎么用?C# Index.CreateAnalyzer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Raven.Database.Indexing.Index的用法示例。


在下文中一共展示了Index.CreateAnalyzer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: PerformSearch

		private void PerformSearch(IHttpContext context, string indexName, Index index, MoreLikeThisQueryParameters parameters)
		{
			IndexSearcher searcher;
			using (Database.IndexStorage.GetCurrentIndexSearcher(indexName, out searcher))
			{
				var documentQuery = new BooleanQuery();

				if (!string.IsNullOrEmpty(parameters.DocumentId))
				{
					documentQuery.Add(new TermQuery(new Term(Constants.DocumentIdFieldName, parameters.DocumentId)),
					                  Lucene.Net.Search.BooleanClause.Occur.MUST);
				}

				foreach (string key in parameters.MapGroupFields.Keys)
				{
					documentQuery.Add(new TermQuery(new Term(key, parameters.MapGroupFields[key])),
					                  Lucene.Net.Search.BooleanClause.Occur.MUST);
				}

				var td = searcher.Search(documentQuery, 1);

				// get the current Lucene docid for the given RavenDB doc ID
				if (td.ScoreDocs.Length == 0)
				{
					context.SetStatusToNotFound();
					context.WriteJson(new {Error = "Document " + parameters.DocumentId + " could not be found"});
					return;
				}

				var ir = searcher.GetIndexReader();
				var mlt = new RavenMoreLikeThis(ir);

				AssignParameters(mlt, parameters);

				if (!string.IsNullOrWhiteSpace(parameters.StopWordsDocumentId))
				{
					var stopWordsDoc = Database.Get(parameters.StopWordsDocumentId, null);
					if (stopWordsDoc == null)
					{
						context.SetStatusToNotFound();
						context.WriteJson(
							new
							{
								Error = "Stop words document " + parameters.StopWordsDocumentId + " could not be found"
							});
						return;
					}
					var stopWords = stopWordsDoc.DataAsJson.JsonDeserialization<StopWordsSetup>().StopWords;
					mlt.SetStopWords(new Hashtable(stopWords.ToDictionary(x => x.ToLower())));
				}

				var fieldNames = parameters.Fields ?? GetFieldNames(ir);
				mlt.SetFieldNames(fieldNames);

				var toDispose = new List<Action>();
				PerFieldAnalyzerWrapper perFieldAnalyzerWrapper = null;
				try
				{
					perFieldAnalyzerWrapper = index.CreateAnalyzer(new LowerCaseKeywordAnalyzer(), toDispose, true);
					mlt.SetAnalyzer(perFieldAnalyzerWrapper);

					var mltQuery = mlt.Like(td.ScoreDocs[0].doc);
					var tsdc = TopScoreDocCollector.create(context.GetPageSize(Database.Configuration.MaxPageSize), true);
					searcher.Search(mltQuery, tsdc);
					var hits = tsdc.TopDocs().ScoreDocs;
					var jsonDocuments = GetJsonDocuments(parameters, searcher, indexName, hits, td.ScoreDocs[0].doc);

					var result = new MultiLoadResult();

					var includedEtags = new List<byte>(jsonDocuments.SelectMany(x => x.Etag.Value.ToByteArray()));
					includedEtags.AddRange(Database.GetIndexEtag(indexName, null).ToByteArray());
					var loadedIds = new HashSet<string>(jsonDocuments.Select(x => x.Key));
					var addIncludesCommand = new AddIncludesCommand(Database, GetRequestTransaction(context), (etag, includedDoc) =>
					{
						includedEtags.AddRange(etag.ToByteArray());
						result.Includes.Add(includedDoc);
					}, context.Request.QueryString.GetValues("include") ?? new string[0], loadedIds);

					foreach (var jsonDocumet in jsonDocuments)
					{
						result.Results.Add(jsonDocumet.ToJson());
						addIncludesCommand.Execute(jsonDocumet.DataAsJson);
					}

					Guid computedEtag;
					using (var md5 = MD5.Create())
					{
						var computeHash = md5.ComputeHash(includedEtags.ToArray());
						computedEtag = new Guid(computeHash);
					}

					if (context.MatchEtag(computedEtag))
					{
						context.SetStatusToNotModified();
						return;
					}

					context.Response.AddHeader("ETag", computedEtag.ToString());
					context.WriteJson(result);
				}
//.........这里部分代码省略.........
开发者ID:Bishbulb,项目名称:ravendb,代码行数:101,代码来源:MoreLikeThisResponder.cs


注:本文中的Raven.Database.Indexing.Index.CreateAnalyzer方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。