core/src/main/java/com/digitalpebble/stormcrawler/indexing/AbstractIndexerBolt.java
protected String trimText(String text) {
        if (maxLengthText == -1)
            return text;
        if (text == null)
            return text;
        if (text.length() <= maxLengthText)
            return text;
        return text.substring(0, maxLengthText);
    }
protected String trimText(String text) {
        if (maxLengthText == -1)
            return text;
        if (text == null)
            return text;
        if (text.length() <= maxLengthText)
            return text;
        return text.substring(0, maxLengthText);
    }
Returns a trimmed string or the original one if it is below the threshold
set in the configuration.