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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core
Analysis
WhitespaceTokenizer.cs
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using
AttributeSource
= Lucene.Net.Util.AttributeSource;
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namespace
Lucene.Net.Analysis
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{
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/// <summary>A WhitespaceTokenizer is a tokenizer that divides text at whitespace.
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/// Adjacent sequences of non-Whitespace characters form tokens.
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/// </summary>
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public
class
WhitespaceTokenizer
:
CharTokenizer
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{
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/// <summary>Construct a new WhitespaceTokenizer. </summary>
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public
WhitespaceTokenizer
(System.IO.TextReader @in)
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: base(@in)
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{
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}
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/// <summary>Construct a new WhitespaceTokenizer using a given <see cref="AttributeSource" />. </summary>
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public
WhitespaceTokenizer
(
AttributeSource
source, System.IO.TextReader @in)
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: base(source, @in)
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{
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}
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/// <summary>Construct a new WhitespaceTokenizer using a given <see cref="Lucene.Net.Util.AttributeSource.AttributeFactory" />. </summary>
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public
WhitespaceTokenizer
(
AttributeFactory
factory, System.IO.TextReader @in)
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: base(factory, @in)
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{
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}
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/// <summary>Collects only characters which do not satisfy
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/// <see cref="char.IsWhiteSpace(char)" />.
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/// </summary>
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protected
internal
override
bool
IsTokenChar(
char
c)
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{
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return
!System.Char.IsWhiteSpace(c);
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}
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}
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}
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