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Lucene example source code file (PlainTextDictionary.java)

This example Lucene source code file (PlainTextDictionary.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Lucene tags/keywords

bufferedreader, bufferedreader, filenotfoundexception, filereader, inputstreamreader, io, ioexception, iterator, iterator, plaintextdictionary, plaintextdictionary, runtimeexception, string, string, unsupportedoperationexception, util

The Lucene PlainTextDictionary.java source code

package org.apache.lucene.search.spell;

 * 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.

import java.util.Iterator;
import java.io.*;

 * Dictionary represented by a text file.
 * <p/>Format allowed: 1 word per line:
* word1<br/> * word2<br/> * word3<br/> */ public class PlainTextDictionary implements Dictionary { private BufferedReader in; private String line; private boolean hasNextCalled; public PlainTextDictionary(File file) throws FileNotFoundException { in = new BufferedReader(new FileReader(file)); } public PlainTextDictionary(InputStream dictFile) { in = new BufferedReader(new InputStreamReader(dictFile)); } /** * Creates a dictionary based on a reader. */ public PlainTextDictionary(Reader reader) { in = new BufferedReader(reader); } public Iterator<String> getWordsIterator() { return new fileIterator(); } final class fileIterator implements Iterator<String> { public String next() { if (!hasNextCalled) { hasNext(); } hasNextCalled = false; return line; } public boolean hasNext() { hasNextCalled = true; try { line = in.readLine(); } catch (IOException ex) { throw new RuntimeException(ex); } return (line != null) ? true : false; } public void remove() { throw new UnsupportedOperationException(); } } }

Other Lucene examples (source code examples)

Here is a short list of links related to this Lucene PlainTextDictionary.java source code file:

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