org.owasp.dependencycheck.data.lucene.AlphaNumericTokenizer Maven / Gradle / Ivy
/*
* This file is part of dependency-check-core.
*
* 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.
*
* Copyright (c) 2013 Jeremy Long. All Rights Reserved.
*/
package org.owasp.dependencycheck.data.lucene;
import javax.annotation.concurrent.NotThreadSafe;
import org.apache.lucene.analysis.util.CharTokenizer;
import org.apache.lucene.util.AttributeFactory;
/**
* Tokenizes the input breaking it into tokens when non-alpha/numeric characters
* are found.
*
* @deprecated This class is no longer used after re-factoring the lucene
* analysis.
* @author Jeremy Long
*/
@NotThreadSafe
@Deprecated
public class AlphaNumericTokenizer extends CharTokenizer {
/**
* Constructs a new AlphaNumericTokenizer.
*
*/
public AlphaNumericTokenizer() {
super();
}
/**
* Constructs a new AlphaNumericTokenizer.
*
* @param factory the AttributeFactory
*/
public AlphaNumericTokenizer(AttributeFactory factory) {
super(factory);
}
/**
* Determines if the char passed in is part of a token.
*
* @param c the char being analyzed
* @return true if the char is a letter or digit, otherwise false
*/
@Override
protected boolean isTokenChar(int c) {
return Character.isLetter(c) || Character.isDigit(c);
}
}