Lucene.Net  3.0.3
Lucene.Net is a port of the Lucene search engine library, written in C# and targeted at .NET runtime users.
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WhitespaceAnalyzer.cs
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2  * Licensed to the Apache Software Foundation (ASF) under one or more
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9  * http://www.apache.org/licenses/LICENSE-2.0
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17 
18 namespace Lucene.Net.Analysis
19 {
20 
21  /// <summary>An Analyzer that uses <see cref="WhitespaceTokenizer" />. </summary>
22 
23  public sealed class WhitespaceAnalyzer:Analyzer
24  {
25  public override TokenStream TokenStream(System.String fieldName, System.IO.TextReader reader)
26  {
27  return new WhitespaceTokenizer(reader);
28  }
29 
30  public override TokenStream ReusableTokenStream(System.String fieldName, System.IO.TextReader reader)
31  {
32  var tokenizer = (Tokenizer) PreviousTokenStream;
33  if (tokenizer == null)
34  {
35  tokenizer = new WhitespaceTokenizer(reader);
36  PreviousTokenStream = tokenizer;
37  }
38  else
39  tokenizer.Reset(reader);
40  return tokenizer;
41  }
42  }
43 }