/* * 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 { /// A TokenFilter is a TokenStream whose input is another token stream. ///

/// This is an abstract class. ///

public abstract class TokenFilter : TokenStream { /// The source of tokens for this filter. protected internal TokenStream input; /// Call TokenFilter(TokenStream) instead. /// /// protected internal TokenFilter() { } /// Construct a token stream filtering the given input. protected internal TokenFilter(TokenStream input) { this.input = input; } /// Close the input TokenStream. public override void Close() { input.Close(); } } }