public static DatabaseVersionHeader createFromString(String databaseVersionHeaderString)
throws Exception {
Matcher databaseVersionHeaderMatcher =
databaseVersionHeaderPattern.matcher(databaseVersionHeaderString);
if (!databaseVersionHeaderMatcher.matches()) {
throw new Exception("Invalid database version header string: " + databaseVersionHeaderString);
}
String client = databaseVersionHeaderMatcher.group(1);
String vectorClockString = databaseVersionHeaderMatcher.group(2);
long databaseVersionHeaderTime = Long.parseLong(databaseVersionHeaderMatcher.group(3));
VectorClock vectorClock = createVectorClock(vectorClockString);
DatabaseVersionHeader newDatabaseVersionHeader = new DatabaseVersionHeader();
newDatabaseVersionHeader.setDate(new Date(databaseVersionHeaderTime));
newDatabaseVersionHeader.setVectorClock(vectorClock);
newDatabaseVersionHeader.setClient(client);
return newDatabaseVersionHeader;
}
