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Cobertura example source code file (

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

Java - Cobertura tags/keywords

iterator, logger, malformedpatternexception, pattern, pattern, perl5compiler, perl5compiler, perl5matcher, perl5matcher, regexutil, string, string, the, util

The Cobertura source code

 * Cobertura -
 * Copyright (C) 2005 Mark Doliner
 * Copyright (C) 2006 John Lewis
 * Note: This file is dual licensed under the GPL and the Apache
 * Source License (so that it can be used from both the main
 * Cobertura classes and the ant tasks).
 * Cobertura is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2 of the License,
 * or (at your option) any later version.
 * Cobertura is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with Cobertura; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA

package net.sourceforge.cobertura.util;

import java.util.Collection;
import java.util.Iterator;

import org.apache.log4j.Logger;
import org.apache.oro.text.regex.MalformedPatternException;
import org.apache.oro.text.regex.Pattern;
import org.apache.oro.text.regex.Perl5Compiler;
import org.apache.oro.text.regex.Perl5Matcher;

 * Abstract, not to be instantiated utility class for Regex functions.
 * @author John Lewis (logic copied from MethodInstrumenter)
public abstract class RegexUtil

	private static final Logger logger = Logger.getLogger(RegexUtil.class);

	private final static Perl5Matcher pm = new Perl5Matcher();

	 * <p>
	 * Check to see if one of the regular expressions in a collection match
	 * an input string.
	 * </p>
	 * @param regexs The collection of regular expressions.
	 * @param str The string to check for a match.
	 * @return True if a match is found.
	public static boolean matches(Collection regexs, String str)
		Iterator iter = regexs.iterator();
		while (iter.hasNext())
			Pattern regex = (Pattern);
			if (pm.matches(str, regex))
				return true;

		return false;

	public static void addRegex(Collection list, String regex)
			Perl5Compiler pc = new Perl5Compiler();
			Pattern pattern = pc.compile(regex);
		catch (MalformedPatternException e)
			logger.warn("The regular expression " + regex + " is invalid: "
					+ e.getLocalizedMessage());


Other Cobertura examples (source code examples)

Here is a short list of links related to this Cobertura source code file:

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