DataUtils.short2beb(vclock.size(), out);
for (Map.Entry<String, ? extends Vector> entry
: vclock.entrySet()) {
String key = entry.getKey();
Vector value = entry.getValue();
StringUtils.writeString(key, out);
DataUtils.int2beb(value.getValue(), out);
}
} catch (IOException err) {
throw new IllegalStateException("IOException", err);
} finally {