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Lucene example source code file (TestArabicNormalizationFilter.java)

This example Lucene source code file (TestArabicNormalizationFilter.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

arabiclettertokenizer, arabiclettertokenizer, arabicnormalizationfilter, arabicnormalizationfilter, basetokenstreamtestcase, io, ioexception, ioexception, string, string, stringreader, testarabicnormalizationfilter

The Lucene TestArabicNormalizationFilter.java source code

package org.apache.lucene.analysis.ar;

 * 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.io.IOException;
import java.io.StringReader;

import org.apache.lucene.analysis.BaseTokenStreamTestCase;

 * Test the Arabic Normalization Filter
public class TestArabicNormalizationFilter extends BaseTokenStreamTestCase {

  public void testAlifMadda() throws IOException {
    check("آجن", "اجن");
  public void testAlifHamzaAbove() throws IOException {
    check("أحمد", "احمد");
  public void testAlifHamzaBelow() throws IOException {
    check("إعاذ", "اعاذ");
  public void testAlifMaksura() throws IOException {
    check("بنى", "بني");

  public void testTehMarbuta() throws IOException {
    check("فاطمة", "فاطمه");
  public void testTatweel() throws IOException {
    check("روبرـــــت", "روبرت");
  public void testFatha() throws IOException {
    check("مَبنا", "مبنا");
  public void testKasra() throws IOException {
    check("علِي", "علي");
  public void testDamma() throws IOException {
    check("بُوات", "بوات");
  public void testFathatan() throws IOException {
    check("ولداً", "ولدا");
  public void testKasratan() throws IOException {
    check("ولدٍ", "ولد");
  public void testDammatan() throws IOException {
    check("ولدٌ", "ولد");
  public void testSukun() throws IOException {
    check("نلْسون", "نلسون");
  public void testShaddah() throws IOException {
    check("هتميّ", "هتمي");
  private void check(final String input, final String expected) throws IOException {
    ArabicLetterTokenizer tokenStream = new ArabicLetterTokenizer(TEST_VERSION_CURRENT, new StringReader(input));
    ArabicNormalizationFilter filter = new ArabicNormalizationFilter(tokenStream);
    assertTokenStreamContents(filter, new String[]{expected});


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