/**
* Get the Session related to the given sessionid
*
* @param sessionid the id of the session to retrieve
* @return the session, if it is active @ if session is inactive
*/
protected Session establishSession(String sessionid) {
Session s = sessionManager.getSession(sessionid);
if (s == null) {
throw new RuntimeException("Session \"" + sessionid + "\" is not active");
}
s.setActive();
sessionManager.setCurrentSession(s);
return s;
}
/**
* Process that archives the sites
*
* @param sites list of SparseSite
* @throws InterruptedException
*/
private void archiveSites(
List<SparseSite> sites, String selectedTerm, Session currentSession, User currentUser)
throws InterruptedException {
if (isLocked()) {
throw new IllegalStateException(
"Cannot run batch archive, an archive job is already in progress");
}
batchArchiveStarted = System.currentTimeMillis();
batchArchiveMessage =
rb.getFormattedMessage(
"archive.batch.term.text.statusmessage.start",
new Object[] {sites.size(), selectedTerm, 0});
batchArchiveStatus = "RUNNING";
log.info(
"Batch archive started for term: "
+ selectedTerm
+ ". Archiving "
+ sites.size()
+ " sites.");
Session threadSession = sessionManager.getCurrentSession();
if (threadSession == null) {
threadSession = sessionManager.startSession();
}
threadSession.setUserId(currentUser.getId());
threadSession.setActive();
sessionManager.setCurrentSession(threadSession);
authzGroupService.refreshUser(currentUser.getId());
// counters so we can run this in batches if we have a number of sites to process
int archiveCount = 0;
try {
for (SparseSite s : sites) {
log.info("Processing site: " + s.getTitle());
// archive the site
archiveService.archive(s.getId());
// compress it
// TODO check return value? do we care?
try {
archiveService.archiveAndZip(s.getId());
} catch (IOException e) {
e.printStackTrace();
}
archiveCount++;
// update message
if (archiveCount % 1 == 0) {
int percentComplete = (int) (archiveCount * 100) / sites.size();
batchArchiveMessage =
rb.getFormattedMessage(
"archive.batch.term.text.statusmessage.update",
new Object[] {sites.size(), selectedTerm, archiveCount, percentComplete});
}
// sleep if we need to and keep sessions alive
if (archiveCount > 0 && archiveCount % NUM_SITES_PER_BATCH == 0) {
log.info("Sleeping for " + PAUSE_TIME_MS + "ms");
Thread.sleep(PAUSE_TIME_MS);
threadSession.setActive();
currentSession.setActive();
}
// check timeout
if (!isLocked()) {
throw new RuntimeException("Timeout occurred while running batch archive");
}
}
// complete
batchArchiveMessage =
rb.getFormattedMessage(
"archive.batch.term.text.statusmessage.complete",
new Object[] {sites.size(), selectedTerm});
log.info("Batch archive complete.");
} finally {
// reset
batchArchiveStatus = STATUS_COMPLETE;
batchArchiveStarted = 0;
threadSession.clear();
threadSession.invalidate();
}
}