| /**************************************************************** |
| * Licensed to the Apache Software Foundation (ASF) under one * |
| * or more contributor license agreements. See the NOTICE file * |
| * distributed with this work for additional information * |
| * regarding copyright ownership. The ASF licenses this file * |
| * to you 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. * |
| ****************************************************************/ |
| |
| package org.apache.james.ai.classic; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.util.Collection; |
| |
| /** |
| * Collects tokens. |
| */ |
| public class TokenCollector extends Tokenizer { |
| |
| /** Stores collected tokens */ |
| private final Collection<String> tokens; |
| |
| |
| /** |
| * Constructs a collector which collects tokens |
| * into the given collection. |
| * @param tokens not null |
| */ |
| public TokenCollector(Collection<String> tokens) { |
| super(); |
| this.tokens = tokens; |
| } |
| |
| /** |
| * Collects tokens from stream. |
| * @param stream not null |
| * @return this, not null |
| * @throws IOException |
| */ |
| public TokenCollector collect(Reader stream) throws IOException { |
| doTokenize(stream); |
| return this; |
| } |
| |
| /** |
| * Adds the token to the collection. |
| */ |
| @Override |
| protected void next(String token) { |
| tokens.add(token); |
| } |
| } |