/**
* Populates a given StoredSortedMap (history map) from an old environment db or a persist log. If
* a map is not provided, only logs the entries that would have been populated.
*
* @param sourceFile source of old entries: can be a path to an existing environment db or persist
* log
* @param historyMap map to populate (or null for a dry run)
* @return number of records
* @throws DatabaseException
* @throws IOException
*/
public static int copyPersistSourceToHistoryMap(
File sourceFile, StoredSortedMap<String, Map> historyMap)
throws DatabaseException, IOException {
// delegate depending on the source
if (sourceFile.isDirectory()) {
return copyPersistEnv(sourceFile, historyMap);
} else {
BufferedReader persistLogReader = ArchiveUtils.getBufferedReader(sourceFile);
return populatePersistEnvFromLog(persistLogReader, historyMap);
}
}
/**
* Populates a given StoredSortedMap (history map) from an old persist log. If a map is not
* provided, only logs the entries that would have been populated.
*
* @param sourceUrl url of source persist log
* @param historyMap map to populate (or null for a dry run)
* @return number of records
* @throws DatabaseException
* @throws IOException
*/
public static int copyPersistSourceToHistoryMap(
URL sourceUrl, StoredSortedMap<String, Map> historyMap)
throws DatabaseException, IOException {
BufferedReader persistLogReader = ArchiveUtils.getBufferedReader(sourceUrl);
return populatePersistEnvFromLog(persistLogReader, historyMap);
}