com.liferay.portal.parsers.bbcode.BBCodeLexer Maven / Gradle / Ivy
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Contains implementation for the portal services.
/**
* Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.portal.parsers.bbcode;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author Iliyan Peychev
*/
public class BBCodeLexer {
public BBCodeLexer(String data) {
_matcher = _pattern.matcher(data);
}
public int getLastIndex() {
return _matcher.end();
}
public BBCodeToken getNextBBCodeToken() {
if (!_matcher.find()) {
return null;
}
return new BBCodeToken(
_matcher.group(1), _matcher.group(2), _matcher.group(3),
_matcher.start(), _matcher.end());
}
private static Pattern _pattern = Pattern.compile(
"(?:\\[((?:[a-z]|\\*){1,16})(?:=([^\\x00-\\x1F\"'()<>\\[\\]]" +
"{1,2083}))?\\])|(?:\\[/([a-z]{1,16})\\])",
Pattern.CASE_INSENSITIVE);
private Matcher _matcher;
}