private Branches readUnknownDatabaseVersionHeaders(List<File> remoteDatabases)
throws IOException {
logger.log(Level.INFO, "Loading database headers, creating branches ...");
// Sort files (db-a-1 must be before db-a-2 !)
Collections.sort(
remoteDatabases); // TODO [medium] natural sort is a workaround, database file names should
// be centrally managed, db-name-0000000009 avoids natural sort
// Read database files
Branches unknownRemoteBranches = new Branches();
DatabaseDAO dbDAO = new XmlDatabaseDAO(config.getTransformer());
for (File remoteDatabaseFileInCache : remoteDatabases) {
Database remoteDatabase =
new Database(); // Database cannot be reused, since these might be different clients
RemoteDatabaseFile remoteDatabaseFile = new RemoteDatabaseFile(remoteDatabaseFileInCache);
dbDAO.load(
remoteDatabase,
remoteDatabaseFile
.getFile()); // TODO [medium] Performance: This is very, very, very inefficient, DB is
// loaded and then discarded
List<DatabaseVersion> remoteDatabaseVersions = remoteDatabase.getDatabaseVersions();
// Populate branches
Branch remoteClientBranch =
unknownRemoteBranches.getBranch(remoteDatabaseFile.getClientName(), true);
for (DatabaseVersion remoteDatabaseVersion : remoteDatabaseVersions) {
DatabaseVersionHeader header = remoteDatabaseVersion.getHeader();
remoteClientBranch.add(header);
}
}
return unknownRemoteBranches;
}
