/*
* Copyright 2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
namespace Lucene.Net.Analysis{
/// <summary>A TokenFilter is a TokenStream whose input is another token stream.
/// <p>
/// This is an abstract class.
/// </summary>
public abstract class TokenFilter : TokenStream
{
/// <summary>The source of tokens for this filter. </summary>
protected internal TokenStream input;
/// <summary>Call TokenFilter(TokenStream) instead.</summary>
/// <deprecated>
/// </deprecated>
protected internal TokenFilter()
{
}
/// <summary>Construct a token stream filtering the given input. </summary>
protected internal TokenFilter(TokenStream input)
{
this.input = input;
}
/// <summary>Close the input TokenStream. </summary>
public override void Close()
{
input.Close();
}
}
}
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