getLogger().warn("Large window sizes are not allowed.");
maxIndex = minIndex + MAX_WINDOW_SIZE;
getLogger().warn("MaxIndex reduced to {}.", new Integer(maxIndex));
}
IntegerTokenConverter itc = fileNamePattern.getIntegerTokenConverter();
if (itc == null) {
throw new IllegalStateException(
"FileNamePattern [" + fileNamePattern.getPattern()
+ "] does not contain a valid IntegerToken");