private void addRecord()

in mail-archive/stats/src/main/java/org/apache/sling/mailarchive/stats/impl/MailStatsProcessorImpl.java [146:157]


    private void addRecord(Date d, String from, String to) {
        final DataRecord r = new DataRecord(d, to);
        synchronized (data) {
            final DataRecord existing = data.get(r.getKey());
            if(existing == null) {
                r.increment(from);
                data.put(r.getKey(), r);
            } else {
                existing.increment(from);
            }
        }
    }