private void waitForAllTasksCompleted() {
// NOTE: Wait till all queue becomes empty
while ((batcher != null && batcher.count() > 0)
|| (pendingFutures != null && pendingFutures.size() > 0)
|| (downloadsToInsert != null && downloadsToInsert.count() > 0)) {
// Wait for batcher completed
if (batcher != null) {
// if batcher delays task execution, need to wait same amount of time. (0.5 sec or 0 sec)
try {
Thread.sleep(batcher.getDelay());
} catch (Exception e) {
}
Log.d(Log.TAG_SYNC, "batcher.waitForPendingFutures()");
batcher.waitForPendingFutures();
}
// wait for pending featurs completed
Log.d(Log.TAG_SYNC, "waitPendingFuturesCompleted()");
waitPendingFuturesCompleted();
// wait for downloadToInsert batcher completed
if (downloadsToInsert != null) {
// if batcher delays task execution, need to wait same amount of time. (1.0 sec or 0 sec)
try {
Thread.sleep(downloadsToInsert.getDelay());
} catch (Exception e) {
}
Log.d(Log.TAG_SYNC, "downloadsToInsert.waitForPendingFutures()");
downloadsToInsert.waitForPendingFutures();
}
}
}
// This invokes the tranformation block if one is installed and queues the resulting CBL_Revision
private void queueDownloadedRevision(RevisionInternal rev) {
if (revisionBodyTransformationBlock != null) {
// Add 'file' properties to attachments pointing to their bodies:
for (Map.Entry<String, Map<String, Object>> entry :
((Map<String, Map<String, Object>>) rev.getProperties().get("_attachments")).entrySet()) {
String name = entry.getKey();
Map<String, Object> attachment = entry.getValue();
attachment.remove("file");
if (attachment.get("follows") != null && attachment.get("data") == null) {
String filePath = db.fileForAttachmentDict(attachment).getPath();
if (filePath != null) attachment.put("file", filePath);
}
}
RevisionInternal xformed = transformRevision(rev);
if (xformed == null) {
Log.v(Log.TAG_SYNC, "%s: Transformer rejected revision %s", this, rev);
pendingSequences.removeSequence(rev.getSequence());
lastSequence = pendingSequences.getCheckpointedValue();
pauseOrResume();
return;
}
rev = xformed;
// Clean up afterwards
Map<String, Object> attachments =
(Map<String, Object>) rev.getProperties().get("_attachments");
for (Map.Entry<String, Map<String, Object>> entry :
((Map<String, Map<String, Object>>) rev.getProperties().get("_attachments")).entrySet()) {
Map<String, Object> attachment = entry.getValue();
attachment.remove("file");
}
}
if (rev != null && rev.getBody() != null) rev.getBody().compact();
downloadsToInsert.queueObject(rev);
}