+ attr.toString());
+ attr);
    public void addSecureUrl(String perl5RegExp, ConfigAttributeDefinition attr) {        Pattern compiledPattern;        Perl5Compiler compiler = new Perl5Compiler();        try {            compiledPattern = compiler.compile(perl5RegExp,                    Perl5Compiler.READ_ONLY_MASK);        } catch (MalformedPatternException mpe) {            throw new IllegalArgumentException("Malformed regular expression: "                + perl5RegExp);        }        requestMap.add(new EntryHolder(compiledPattern, attr));        if (logger.isDebugEnabled()) {            logger.debug("Added regular expression: "                + compiledPattern.getPattern().toString() + "; attributes: "                + attr.toString());        }    }