trunk/oak-lucene/src/main/java/org/apache/jackrabbit/oak/plugins/index/lucene/util/fv/FVTokenizer.java

/*
 * 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.jackrabbit.oak.plugins.index.lucene.util.fv;

import java.io.Reader;

import org.apache.lucene.analysis.util.CharTokenizer;
import org.apache.lucene.util.Version;

/**
 * {@link CharTokenizer} which splits at whitespaces and commas
 */
class FVTokenizer extends CharTokenizer {
    FVTokenizer(Version matchVersion, Reader input) {
      super(matchVersion, input);
    }

    @Override
    protected boolean isTokenChar(int c) {
      char c1 = Character.toChars(c)[0];
      return c1 != ',' && !Character.isWhitespace(c);
    }
  }