/** * Resets internal state to same as given {@code tracker}. Does deep copy of the bitmap. */ public void resetTo(ProcedureStoreTracker tracker) { resetTo(tracker, false); }
public void updateLocalTracker(ProcedureStoreTracker tracker) { this.tracker.resetTo(tracker); }
private void buildHoldingCleanupTracker() { if (logs.size() <= 1) { // we only have one wal, so nothing to do holdingCleanupTracker.reset(); return; } // compute the holding tracker. // - the first WAL is used for the 'updates' // - the global tracker will be used to determine whether a procedure has been deleted // - other trackers will be used to determine whether a procedure has been updated, as a deleted // procedure can always be detected by checking the global tracker, we can save the deleted // checks when applying other trackers holdingCleanupTracker.resetTo(logs.getFirst().getTracker(), true); holdingCleanupTracker.setDeletedIfDeletedByThem(storeTracker); // the logs is a linked list, so avoid calling get(index) on it. Iterator<ProcedureWALFile> iter = logs.iterator(); // skip the tracker for the first file when creating the iterator. iter.next(); ProcedureStoreTracker tracker = iter.next().getTracker(); // testing iter.hasNext after calling iter.next to skip applying the tracker for last file, // which is just the storeTracker above. while (iter.hasNext()) { holdingCleanupTracker.setDeletedIfModifiedInBoth(tracker); if (holdingCleanupTracker.isEmpty()) { break; } tracker = iter.next().getTracker(); } }
/** * If last log's tracker is not null, use it as {@link #storeTracker}. Otherwise, set storeTracker * as partial, and let {@link ProcedureWALFormatReader} rebuild it using entries in the log. */ private void initTrackerFromOldLogs() { if (logs.isEmpty() || !isRunning()) { return; } ProcedureWALFile log = logs.getLast(); if (!log.getTracker().isPartial()) { storeTracker.resetTo(log.getTracker()); } else { storeTracker.reset(); storeTracker.setPartialFlag(true); } }
/** * Resets internal state to same as given {@code tracker}. Does deep copy of the bitmap. */ public void resetTo(final ProcedureStoreTracker tracker) { resetTo(tracker, false); }
/** * Resets internal state to same as given {@code tracker}. Does deep copy of the bitmap. */ public void resetTo(ProcedureStoreTracker tracker) { resetTo(tracker, false); }
public void updateLocalTracker(ProcedureStoreTracker tracker) { this.tracker.resetTo(tracker); }
public void updateLocalTracker(ProcedureStoreTracker tracker) { this.tracker.resetTo(tracker); }
private void buildHoldingCleanupTracker() { if (logs.size() <= 1) { // we only have one wal, so nothing to do holdingCleanupTracker.reset(); return; } // compute the holding tracker. // - the first WAL is used for the 'updates' // - the other WALs are scanned to remove procs already in other wals. // TODO: exit early if holdingCleanupTracker.isEmpty() holdingCleanupTracker.resetTo(logs.getFirst().getTracker(), true); holdingCleanupTracker.setDeletedIfSet(storeTracker); for (int i = 1, size = logs.size() - 1; i < size; ++i) { holdingCleanupTracker.setDeletedIfSet(logs.get(i).getTracker()); } }
private void buildHoldingCleanupTracker() { if (logs.size() <= 1) { // we only have one wal, so nothing to do holdingCleanupTracker.reset(); return; } // compute the holding tracker. // - the first WAL is used for the 'updates' // - the global tracker will be used to determine whether a procedure has been deleted // - other trackers will be used to determine whether a procedure has been updated, as a deleted // procedure can always be detected by checking the global tracker, we can save the deleted // checks when applying other trackers holdingCleanupTracker.resetTo(logs.getFirst().getTracker(), true); holdingCleanupTracker.setDeletedIfDeletedByThem(storeTracker); // the logs is a linked list, so avoid calling get(index) on it. Iterator<ProcedureWALFile> iter = logs.iterator(); // skip the tracker for the first file when creating the iterator. iter.next(); ProcedureStoreTracker tracker = iter.next().getTracker(); // testing iter.hasNext after calling iter.next to skip applying the tracker for last file, // which is just the storeTracker above. while (iter.hasNext()) { holdingCleanupTracker.setDeletedIfModifiedInBoth(tracker); if (holdingCleanupTracker.isEmpty()) { break; } tracker = iter.next().getTracker(); } }
/** * If last log's tracker is not null, use it as {@link #storeTracker}. * Otherwise, set storeTracker as partial, and let {@link ProcedureWALFormatReader} rebuild * it using entries in the log. */ private void initTrackerFromOldLogs() { if (logs.isEmpty() || !isRunning()) return; ProcedureWALFile log = logs.getLast(); if (!log.getTracker().isPartial()) { storeTracker.resetTo(log.getTracker()); } else { storeTracker.reset(); storeTracker.setPartialFlag(true); } }
/** * If last log's tracker is not null, use it as {@link #storeTracker}. Otherwise, set storeTracker * as partial, and let {@link ProcedureWALFormatReader} rebuild it using entries in the log. */ private void initTrackerFromOldLogs() { if (logs.isEmpty() || !isRunning()) { return; } ProcedureWALFile log = logs.getLast(); if (!log.getTracker().isPartial()) { storeTracker.resetTo(log.getTracker()); } else { storeTracker.reset(); storeTracker.setPartialFlag(true); } }