beagled/Lucene.Net/Analysis/Tokenizer.cs

   1 /*
   2  * Copyright 2004 The Apache Software Foundation
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 using System;
  17 namespace Lucene.Net.Analysis
  18 {
  19
  20         /// <summary>A Tokenizer is a TokenStream whose input is a Reader.
  21         /// <p>
  22         /// This is an abstract class.
  23         /// </summary>
  24
  25         public abstract class Tokenizer : TokenStream
  26         {
  27                 /// <summary>The text source for this Tokenizer. </summary>
  28                 protected internal System.IO.TextReader input;
  29
  30                 /// <summary>Construct a tokenizer with null input. </summary>
  31                 protected internal Tokenizer()
  32                 {
  33                 }
  34
  35                 /// <summary>Construct a token stream processing the given input. </summary>
  36                 protected internal Tokenizer(System.IO.TextReader input)
  37                 {
  38                         this.input = input;
  39                 }
  40
  41                 /// <summary>By default, closes the input Reader. </summary>
  42                 public override void  Close()
  43                 {
  44                         input.Close();
  45                 }
  46         }
  47 }