RegexpMatcherFactory factory = new RegexpMatcherFactory();
final int size = filters.size();
matchers = new Vector();
for (int i = 0; i < size; i++) {
FilterElement filter = (FilterElement) filters.elementAt(i);
RegexpMatcher matcher = factory.newRegexpMatcher();
String pattern = filter.getAsPattern();
matcher.setPattern(pattern);
matchers.addElement(matcher);
}
}