Examples with PageCountRecord org.apache.activemq.artemis.core.persistence.impl.journal.codec.PageCountRecord used on opensource projects

Example 1 with PageCountRecord

use of org.apache.activemq.artemis.core.persistence.impl.journal.codec.PageCountRecord in project activemq-artemis by apache.

the class AbstractJournalStorageManager method loadMessageJournal.

@Override
public JournalLoadInformation loadMessageJournal(final PostOffice postOffice, final PagingManager pagingManager, final ResourceManager resourceManager, Map<Long, QueueBindingInfo> queueInfos, final Map<SimpleString, List<Pair<byte[], Long>>> duplicateIDMap, final Set<Pair<Long, Long>> pendingLargeMessages, List<PageCountPending> pendingNonTXPageCounter, final JournalLoader journalLoader) throws Exception {
    List<RecordInfo> records = new ArrayList<>();
    List<PreparedTransactionInfo> preparedTransactions = new ArrayList<>();
    Set<PageTransactionInfo> invalidPageTransactions = null;
    Map<Long, Message> messages = new HashMap<>();
    readLock();
    try {
        JournalLoadInformation info = messageJournal.load(records, preparedTransactions, new LargeMessageTXFailureCallback(this, messages));
        ArrayList<LargeServerMessage> largeMessages = new ArrayList<>();
        Map<Long, Map<Long, AddMessageRecord>> queueMap = new HashMap<>();
        Map<Long, PageSubscription> pageSubscriptions = new HashMap<>();
        final int totalSize = records.size();
        for (int reccount = 0; reccount < totalSize; reccount++) {
            // It will show log.info only with large journals (more than 1 million records)
            if (reccount > 0 && reccount % 1000000 == 0) {
                long percent = (long) ((((double) reccount) / ((double) totalSize)) * 100f);
                ActiveMQServerLogger.LOGGER.percentLoaded(percent);
            }
            RecordInfo record = records.get(reccount);
            byte[] data = record.data;
            ActiveMQBuffer buff = ActiveMQBuffers.wrappedBuffer(data);
            byte recordType = record.getUserRecordType();
            switch(recordType) {
                case JournalRecordIds.ADD_LARGE_MESSAGE_PENDING:
                    {
                        PendingLargeMessageEncoding pending = new PendingLargeMessageEncoding();
                        pending.decode(buff);
                        if (pendingLargeMessages != null) {
                            // it could be null on tests, and we don't need anything on that case
                            pendingLargeMessages.add(new Pair<>(record.id, pending.largeMessageID));
                        }
                        break;
                    }
                case JournalRecordIds.ADD_LARGE_MESSAGE:
                    {
                        LargeServerMessage largeMessage = parseLargeMessage(messages, buff);
                        messages.put(record.id, largeMessage);
                        largeMessages.add(largeMessage);
                        break;
                    }
                case JournalRecordIds.ADD_MESSAGE:
                    {
                        throw new IllegalStateException("This is using old journal data, export your data and import at the correct version");
                    }
                case JournalRecordIds.ADD_MESSAGE_PROTOCOL:
                    {
                        Message message = MessagePersister.getInstance().decode(buff, null);
                        messages.put(record.id, message);
                        break;
                    }
                case JournalRecordIds.ADD_REF:
                    {
                        long messageID = record.id;
                        RefEncoding encoding = new RefEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            queueMessages = new LinkedHashMap<>();
                            queueMap.put(encoding.queueID, queueMessages);
                        }
                        Message message = messages.get(messageID);
                        if (message == null) {
                            ActiveMQServerLogger.LOGGER.cannotFindMessage(record.id);
                        } else {
                            queueMessages.put(messageID, new AddMessageRecord(message));
                        }
                        break;
                    }
                case JournalRecordIds.ACKNOWLEDGE_REF:
                    {
                        long messageID = record.id;
                        RefEncoding encoding = new RefEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueue(encoding.queueID, messageID);
                        } else {
                            AddMessageRecord rec = queueMessages.remove(messageID);
                            if (rec == null) {
                                ActiveMQServerLogger.LOGGER.cannotFindMessage(messageID);
                            }
                        }
                        break;
                    }
                case JournalRecordIds.UPDATE_DELIVERY_COUNT:
                    {
                        long messageID = record.id;
                        DeliveryCountUpdateEncoding encoding = new DeliveryCountUpdateEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueDelCount(encoding.queueID);
                        } else {
                            AddMessageRecord rec = queueMessages.get(messageID);
                            if (rec == null) {
                                ActiveMQServerLogger.LOGGER.journalCannotFindMessageDelCount(messageID);
                            } else {
                                rec.setDeliveryCount(encoding.count);
                            }
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_TRANSACTION:
                    {
                        PageTransactionInfo invalidPGTx = null;
                        if (record.isUpdate) {
                            PageUpdateTXEncoding pageUpdate = new PageUpdateTXEncoding();
                            pageUpdate.decode(buff);
                            PageTransactionInfo pageTX = pagingManager.getTransaction(pageUpdate.pageTX);
                            if (pageTX == null) {
                                ActiveMQServerLogger.LOGGER.journalCannotFindPageTX(pageUpdate.pageTX);
                            } else {
                                if (!pageTX.onUpdate(pageUpdate.recods, null, null)) {
                                    invalidPGTx = pageTX;
                                }
                            }
                        } else {
                            PageTransactionInfoImpl pageTransactionInfo = new PageTransactionInfoImpl();
                            pageTransactionInfo.decode(buff);
                            pageTransactionInfo.setRecordID(record.id);
                            pagingManager.addTransaction(pageTransactionInfo);
                            if (!pageTransactionInfo.checkSize(null, null)) {
                                invalidPGTx = pageTransactionInfo;
                            }
                        }
                        if (invalidPGTx != null) {
                            if (invalidPageTransactions == null) {
                                invalidPageTransactions = new HashSet<>();
                            }
                            invalidPageTransactions.add(invalidPGTx);
                        }
                        break;
                    }
                case JournalRecordIds.SET_SCHEDULED_DELIVERY_TIME:
                    {
                        long messageID = record.id;
                        ScheduledDeliveryEncoding encoding = new ScheduledDeliveryEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueScheduled(encoding.queueID, messageID);
                        } else {
                            AddMessageRecord rec = queueMessages.get(messageID);
                            if (rec == null) {
                                ActiveMQServerLogger.LOGGER.cannotFindMessage(messageID);
                            } else {
                                rec.setScheduledDeliveryTime(encoding.scheduledDeliveryTime);
                            }
                        }
                        break;
                    }
                case JournalRecordIds.DUPLICATE_ID:
                    {
                        DuplicateIDEncoding encoding = new DuplicateIDEncoding();
                        encoding.decode(buff);
                        List<Pair<byte[], Long>> ids = duplicateIDMap.get(encoding.address);
                        if (ids == null) {
                            ids = new ArrayList<>();
                            duplicateIDMap.put(encoding.address, ids);
                        }
                        ids.add(new Pair<>(encoding.duplID, record.id));
                        break;
                    }
                case JournalRecordIds.HEURISTIC_COMPLETION:
                    {
                        HeuristicCompletionEncoding encoding = new HeuristicCompletionEncoding();
                        encoding.decode(buff);
                        resourceManager.putHeuristicCompletion(record.id, encoding.xid, encoding.isCommit);
                        break;
                    }
                case JournalRecordIds.ACKNOWLEDGE_CURSOR:
                    {
                        CursorAckRecordEncoding encoding = new CursorAckRecordEncoding();
                        encoding.decode(buff);
                        encoding.position.setRecordID(record.id);
                        PageSubscription sub = locateSubscription(encoding.queueID, pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.reloadACK(encoding.position);
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloading(encoding.queueID);
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_COUNTER_VALUE:
                    {
                        PageCountRecord encoding = new PageCountRecord();
                        encoding.decode(buff);
                        PageSubscription sub = locateSubscription(encoding.getQueueID(), pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.getCounter().loadValue(record.id, encoding.getValue(), encoding.getPersistentSize());
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloadingPage(encoding.getQueueID());
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_COUNTER_INC:
                    {
                        PageCountRecordInc encoding = new PageCountRecordInc();
                        encoding.decode(buff);
                        PageSubscription sub = locateSubscription(encoding.getQueueID(), pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.getCounter().loadInc(record.id, encoding.getValue(), encoding.getPersistentSize());
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloadingPageCursor(encoding.getQueueID());
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_COMPLETE:
                    {
                        CursorAckRecordEncoding encoding = new CursorAckRecordEncoding();
                        encoding.decode(buff);
                        encoding.position.setRecordID(record.id);
                        PageSubscription sub = locateSubscription(encoding.queueID, pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            if (!sub.reloadPageCompletion(encoding.position)) {
                                if (logger.isDebugEnabled()) {
                                    logger.debug("Complete page " + encoding.position.getPageNr() + " doesn't exist on page manager " + sub.getPagingStore().getAddress());
                                }
                                messageJournal.appendDeleteRecord(record.id, false);
                            }
                        } else {
                            ActiveMQServerLogger.LOGGER.cantFindQueueOnPageComplete(encoding.queueID);
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_PENDING_COUNTER:
                    {
                        PageCountPendingImpl pendingCountEncoding = new PageCountPendingImpl();
                        pendingCountEncoding.decode(buff);
                        pendingCountEncoding.setID(record.id);
                        // This can be null on testcases not interested on this outcome
                        if (pendingNonTXPageCounter != null) {
                            pendingNonTXPageCounter.add(pendingCountEncoding);
                        }
                        break;
                    }
                default:
                    {
                        throw new IllegalStateException("Invalid record type " + recordType);
                    }
            }
            // This will free up memory sooner. The record is not needed any more
            // and its byte array would consume memory during the load process even though it's not necessary any longer
            // what would delay processing time during load
            records.set(reccount, null);
        }
        // Release the memory as soon as not needed any longer
        records.clear();
        records = null;
        journalLoader.handleAddMessage(queueMap);
        loadPreparedTransactions(postOffice, pagingManager, resourceManager, queueInfos, preparedTransactions, duplicateIDMap, pageSubscriptions, pendingLargeMessages, journalLoader);
        for (PageSubscription sub : pageSubscriptions.values()) {
            sub.getCounter().processReload();
        }
        for (LargeServerMessage msg : largeMessages) {
            if (msg.getRefCount() == 0) {
                ActiveMQServerLogger.LOGGER.largeMessageWithNoRef(msg.getMessageID());
                msg.decrementDelayDeletionCount();
            }
        }
        journalLoader.handleNoMessageReferences(messages);
        // To recover positions on Iterators
        if (pagingManager != null) {
            // it could be null on certain tests that are not dealing with paging
            // This could also be the case in certain embedded conditions
            pagingManager.processReload();
        }
        journalLoader.postLoad(messageJournal, resourceManager, duplicateIDMap);
        checkInvalidPageTransactions(pagingManager, invalidPageTransactions);
        journalLoaded = true;
        return info;
    } finally {
        readUnLock();
    }
}

Example 2 with PageCountRecord

use of org.apache.activemq.artemis.core.persistence.impl.journal.codec.PageCountRecord in project activemq-artemis by apache.

the class DescribeJournal method newObjectEncoding.

public static Object newObjectEncoding(RecordInfo info, JournalStorageManager storageManager) {
    ActiveMQBuffer buffer = ActiveMQBuffers.wrappedBuffer(info.data);
    long id = info.id;
    int rec = info.getUserRecordType();
    switch(rec) {
        case ADD_LARGE_MESSAGE_PENDING:
            {
                PendingLargeMessageEncoding lmEncoding = new PendingLargeMessageEncoding();
                lmEncoding.decode(buffer);
                return lmEncoding;
            }
        case ADD_LARGE_MESSAGE:
            {
                LargeServerMessage largeMessage = new LargeServerMessageImpl(storageManager);
                LargeMessagePersister.getInstance().decode(buffer, largeMessage);
                return new MessageDescribe(largeMessage);
            }
        case ADD_MESSAGE:
            {
                return "ADD-MESSAGE is not supported any longer, use export/import";
            }
        case ADD_MESSAGE_PROTOCOL:
            {
                Message message = MessagePersister.getInstance().decode(buffer, null);
                return new MessageDescribe(message);
            }
        case ADD_REF:
            {
                final RefEncoding encoding = new RefEncoding();
                encoding.decode(buffer);
                return new ReferenceDescribe(encoding);
            }
        case ACKNOWLEDGE_REF:
            {
                final RefEncoding encoding = new RefEncoding();
                encoding.decode(buffer);
                return new AckDescribe(encoding);
            }
        case UPDATE_DELIVERY_COUNT:
            {
                DeliveryCountUpdateEncoding updateDeliveryCount = new DeliveryCountUpdateEncoding();
                updateDeliveryCount.decode(buffer);
                return updateDeliveryCount;
            }
        case PAGE_TRANSACTION:
            {
                if (info.isUpdate) {
                    PageUpdateTXEncoding pageUpdate = new PageUpdateTXEncoding();
                    pageUpdate.decode(buffer);
                    return pageUpdate;
                } else {
                    PageTransactionInfoImpl pageTransactionInfo = new PageTransactionInfoImpl();
                    pageTransactionInfo.decode(buffer);
                    pageTransactionInfo.setRecordID(info.id);
                    return pageTransactionInfo;
                }
            }
        case SET_SCHEDULED_DELIVERY_TIME:
            {
                ScheduledDeliveryEncoding encoding = new ScheduledDeliveryEncoding();
                encoding.decode(buffer);
                return encoding;
            }
        case DUPLICATE_ID:
            {
                DuplicateIDEncoding encoding = new DuplicateIDEncoding();
                encoding.decode(buffer);
                return encoding;
            }
        case HEURISTIC_COMPLETION:
            {
                HeuristicCompletionEncoding encoding = new HeuristicCompletionEncoding();
                encoding.decode(buffer);
                return encoding;
            }
        case ACKNOWLEDGE_CURSOR:
            {
                CursorAckRecordEncoding encoding = new CursorAckRecordEncoding();
                encoding.decode(buffer);
                return encoding;
            }
        case PAGE_CURSOR_COUNTER_VALUE:
            {
                PageCountRecord encoding = new PageCountRecord();
                encoding.decode(buffer);
                return encoding;
            }
        case PAGE_CURSOR_COMPLETE:
            {
                CursorAckRecordEncoding encoding = new PageCompleteCursorAckRecordEncoding();
                encoding.decode(buffer);
                return encoding;
            }
        case PAGE_CURSOR_COUNTER_INC:
            {
                PageCountRecordInc encoding = new PageCountRecordInc();
                encoding.decode(buffer);
                return encoding;
            }
        case PAGE_CURSOR_PENDING_COUNTER:
            {
                PageCountPendingImpl encoding = new PageCountPendingImpl();
                encoding.decode(buffer);
                encoding.setID(info.id);
                return encoding;
            }
        case QUEUE_STATUS_RECORD:
            return AbstractJournalStorageManager.newQueueStatusEncoding(id, buffer);
        case QUEUE_BINDING_RECORD:
            return AbstractJournalStorageManager.newQueueBindingEncoding(id, buffer);
        case ID_COUNTER_RECORD:
            EncodingSupport idReturn = new IDCounterEncoding();
            idReturn.decode(buffer);
            return idReturn;
        case JournalRecordIds.GROUP_RECORD:
            return AbstractJournalStorageManager.newGroupEncoding(id, buffer);
        case ADDRESS_SETTING_RECORD:
            return AbstractJournalStorageManager.newAddressEncoding(id, buffer);
        case SECURITY_RECORD:
            return AbstractJournalStorageManager.newSecurityRecord(id, buffer);
        case ADDRESS_BINDING_RECORD:
            return AbstractJournalStorageManager.newAddressBindingEncoding(id, buffer);
        default:
            return null;
    }
}

Example 3 with PageCountRecord

use of org.apache.activemq.artemis.core.persistence.impl.journal.codec.PageCountRecord in project activemq-artemis by apache.

the class JournalPageCountSizeTest method testPageCountRecordSize.

@Test
public void testPageCountRecordSize() throws Exception {
    long tx = server.getStorageManager().generateID();
    server.getStorageManager().storePageCounter(tx, 1, 1, 100);
    server.getStorageManager().commit(tx);
    server.getStorageManager().stop();
    JournalStorageManager journalStorageManager = (JournalStorageManager) server.getStorageManager();
    List<RecordInfo> committedRecords = new LinkedList<>();
    List<PreparedTransactionInfo> preparedTransactions = new LinkedList<>();
    try {
        journalStorageManager.getMessageJournal().start();
        journalStorageManager.getMessageJournal().load(committedRecords, preparedTransactions, transactionFailure);
        ActiveMQBuffer buff = ActiveMQBuffers.wrappedBuffer(committedRecords.get(0).data);
        PageCountRecord encoding = new PageCountRecord();
        encoding.decode(buff);
        Assert.assertEquals(100, encoding.getPersistentSize());
    } finally {
        journalStorageManager.getMessageJournal().stop();
    }
}

Example 4 with PageCountRecord

use of org.apache.activemq.artemis.core.persistence.impl.journal.codec.PageCountRecord in project activemq-artemis by apache.

the class DescribeJournal method printSurvivingRecords.

public static DescribeJournal printSurvivingRecords(Journal journal, PrintStream out, boolean safe) throws Exception {
    final Map<Long, PageSubscriptionCounterImpl> counters = new HashMap<>();
    out.println("### Surviving Records Summary ###");
    List<RecordInfo> records = new LinkedList<>();
    List<PreparedTransactionInfo> preparedTransactions = new LinkedList<>();
    journal.start();
    final StringBuffer bufferFailingTransactions = new StringBuffer();
    int messageCount = 0;
    Map<Long, Integer> messageRefCounts = new HashMap<>();
    int preparedMessageCount = 0;
    Map<Long, Integer> preparedMessageRefCount = new HashMap<>();
    journal.load(records, preparedTransactions, new TransactionFailureCallback() {

        @Override
        public void failedTransaction(long transactionID, List<RecordInfo> records1, List<RecordInfo> recordsToDelete) {
            bufferFailingTransactions.append("Transaction " + transactionID + " failed with these records:\n");
            for (RecordInfo info : records1) {
                bufferFailingTransactions.append("- " + describeRecord(info, safe) + "\n");
            }
            for (RecordInfo info : recordsToDelete) {
                bufferFailingTransactions.append("- " + describeRecord(info, safe) + " <marked to delete>\n");
            }
        }
    }, false);
    for (RecordInfo info : records) {
        PageSubscriptionCounterImpl subsCounter = null;
        long queueIDForCounter = 0;
        Object o = newObjectEncoding(info);
        if (info.getUserRecordType() == JournalRecordIds.ADD_MESSAGE) {
            messageCount++;
        } else if (info.getUserRecordType() == JournalRecordIds.ADD_REF) {
            ReferenceDescribe ref = (ReferenceDescribe) o;
            Integer count = messageRefCounts.get(ref.refEncoding.queueID);
            if (count == null) {
                count = 1;
                messageRefCounts.put(ref.refEncoding.queueID, count);
            } else {
                messageRefCounts.put(ref.refEncoding.queueID, count + 1);
            }
        } else if (info.getUserRecordType() == JournalRecordIds.ACKNOWLEDGE_REF) {
            AckDescribe ref = (AckDescribe) o;
            Integer count = messageRefCounts.get(ref.refEncoding.queueID);
            if (count == null) {
                messageRefCounts.put(ref.refEncoding.queueID, 0);
            } else {
                messageRefCounts.put(ref.refEncoding.queueID, count - 1);
            }
        } else if (info.getUserRecordType() == JournalRecordIds.PAGE_CURSOR_COUNTER_VALUE) {
            PageCountRecord encoding = (PageCountRecord) o;
            queueIDForCounter = encoding.getQueueID();
            subsCounter = lookupCounter(counters, queueIDForCounter);
            subsCounter.loadValue(info.id, encoding.getValue(), encoding.getPersistentSize());
            subsCounter.processReload();
        } else if (info.getUserRecordType() == JournalRecordIds.PAGE_CURSOR_COUNTER_INC) {
            PageCountRecordInc encoding = (PageCountRecordInc) o;
            queueIDForCounter = encoding.getQueueID();
            subsCounter = lookupCounter(counters, queueIDForCounter);
            subsCounter.loadInc(info.id, encoding.getValue(), encoding.getPersistentSize());
            subsCounter.processReload();
        }
        out.println(describeRecord(info, o, safe));
        if (subsCounter != null) {
            out.println("##SubsCounter for queue=" + queueIDForCounter + ", value=" + subsCounter.getValue());
            out.println();
        }
    }
    if (counters.size() > 0) {
        out.println("### Page Counters");
        printCounters(out, counters);
    }
    out.println();
    out.println("### Prepared TX ###");
    for (PreparedTransactionInfo tx : preparedTransactions) {
        out.println(tx.getId());
        for (RecordInfo info : tx.getRecords()) {
            Object o = newObjectEncoding(info);
            out.println("- " + describeRecord(info, o, safe));
            if (info.getUserRecordType() == 31) {
                preparedMessageCount++;
            } else if (info.getUserRecordType() == 32) {
                ReferenceDescribe ref = (ReferenceDescribe) o;
                Integer count = preparedMessageRefCount.get(ref.refEncoding.queueID);
                if (count == null) {
                    count = 1;
                    preparedMessageRefCount.put(ref.refEncoding.queueID, count);
                } else {
                    preparedMessageRefCount.put(ref.refEncoding.queueID, count + 1);
                }
            }
        }
        for (RecordInfo info : tx.getRecordsToDelete()) {
            out.println("- " + describeRecord(info, safe) + " <marked to delete>");
        }
    }
    String missingTX = bufferFailingTransactions.toString();
    if (missingTX.length() > 0) {
        out.println();
        out.println("### Failed Transactions (Missing commit/prepare/rollback record) ###");
    }
    out.println(bufferFailingTransactions.toString());
    out.println("### Message Counts ###");
    out.println("message count=" + messageCount);
    out.println("message reference count");
    for (Map.Entry<Long, Integer> longIntegerEntry : messageRefCounts.entrySet()) {
        out.println("queue id " + longIntegerEntry.getKey() + ",count=" + longIntegerEntry.getValue());
    }
    out.println("prepared message count=" + preparedMessageCount);
    for (Map.Entry<Long, Integer> longIntegerEntry : preparedMessageRefCount.entrySet()) {
        out.println("queue id " + longIntegerEntry.getKey() + ",count=" + longIntegerEntry.getValue());
    }
    journal.stop();
    return new DescribeJournal(records, preparedTransactions);
}

Example 5 with PageCountRecord

use of org.apache.activemq.artemis.core.persistence.impl.journal.codec.PageCountRecord in project activemq-artemis by apache.

the class DescribeJournal method describeJournal.

/**
 * @param fileFactory
 * @param journal
 * @throws Exception
 */
private static DescribeJournal describeJournal(SequentialFileFactory fileFactory, JournalImpl journal, final File path, PrintStream out, boolean safe) throws Exception {
    List<JournalFile> files = journal.orderFiles();
    final Map<Long, PageSubscriptionCounterImpl> counters = new HashMap<>();
    out.println("Journal path: " + path);
    for (JournalFile file : files) {
        out.println("#" + file + " (size=" + file.getFile().size() + ")");
        JournalImpl.readJournalFile(fileFactory, file, new JournalReaderCallback() {

            @Override
            public void onReadUpdateRecordTX(final long transactionID, final RecordInfo recordInfo) throws Exception {
                out.println("operation@UpdateTX;txID=" + transactionID + "," + describeRecord(recordInfo, safe));
                checkRecordCounter(recordInfo);
            }

            @Override
            public void onReadUpdateRecord(final RecordInfo recordInfo) throws Exception {
                out.println("operation@Update;" + describeRecord(recordInfo, safe));
                checkRecordCounter(recordInfo);
            }

            @Override
            public void onReadRollbackRecord(final long transactionID) throws Exception {
                out.println("operation@Rollback;txID=" + transactionID);
            }

            @Override
            public void onReadPrepareRecord(final long transactionID, final byte[] extraData, final int numberOfRecords) throws Exception {
                out.println("operation@Prepare,txID=" + transactionID + ",numberOfRecords=" + numberOfRecords + ",extraData=" + encode(extraData) + ", xid=" + toXid(extraData));
            }

            @Override
            public void onReadDeleteRecordTX(final long transactionID, final RecordInfo recordInfo) throws Exception {
                out.println("operation@DeleteRecordTX;txID=" + transactionID + "," + describeRecord(recordInfo, safe));
            }

            @Override
            public void onReadDeleteRecord(final long recordID) throws Exception {
                out.println("operation@DeleteRecord;recordID=" + recordID);
            }

            @Override
            public void onReadCommitRecord(final long transactionID, final int numberOfRecords) throws Exception {
                out.println("operation@Commit;txID=" + transactionID + ",numberOfRecords=" + numberOfRecords);
            }

            @Override
            public void onReadAddRecordTX(final long transactionID, final RecordInfo recordInfo) throws Exception {
                out.println("operation@AddRecordTX;txID=" + transactionID + "," + describeRecord(recordInfo, safe));
            }

            @Override
            public void onReadAddRecord(final RecordInfo recordInfo) throws Exception {
                out.println("operation@AddRecord;" + describeRecord(recordInfo, safe));
            }

            @Override
            public void markAsDataFile(final JournalFile file1) {
            }

            public void checkRecordCounter(RecordInfo info) {
                if (info.getUserRecordType() == JournalRecordIds.PAGE_CURSOR_COUNTER_VALUE) {
                    PageCountRecord encoding = (PageCountRecord) newObjectEncoding(info);
                    long queueIDForCounter = encoding.getQueueID();
                    PageSubscriptionCounterImpl subsCounter = lookupCounter(counters, queueIDForCounter);
                    if (subsCounter.getValue() != 0 && subsCounter.getValue() != encoding.getValue()) {
                        out.println("####### Counter replace wrongly on queue " + queueIDForCounter + " oldValue=" + subsCounter.getValue() + " newValue=" + encoding.getValue());
                    }
                    subsCounter.loadValue(info.id, encoding.getValue(), encoding.getPersistentSize());
                    subsCounter.processReload();
                    out.print("#Counter queue " + queueIDForCounter + " value=" + subsCounter.getValue() + " persistentSize=" + subsCounter.getPersistentSize() + ", result=" + subsCounter.getValue());
                    if (subsCounter.getValue() < 0) {
                        out.println(" #NegativeCounter!!!!");
                    } else {
                        out.println();
                    }
                    out.println();
                } else if (info.getUserRecordType() == JournalRecordIds.PAGE_CURSOR_COUNTER_INC) {
                    PageCountRecordInc encoding = (PageCountRecordInc) newObjectEncoding(info);
                    long queueIDForCounter = encoding.getQueueID();
                    PageSubscriptionCounterImpl subsCounter = lookupCounter(counters, queueIDForCounter);
                    subsCounter.loadInc(info.id, encoding.getValue(), encoding.getPersistentSize());
                    subsCounter.processReload();
                    out.print("#Counter queue " + queueIDForCounter + " value=" + subsCounter.getValue() + " persistentSize=" + subsCounter.getPersistentSize() + " increased by " + encoding.getValue());
                    if (subsCounter.getValue() < 0) {
                        out.println(" #NegativeCounter!!!!");
                    } else {
                        out.println();
                    }
                    out.println();
                }
            }
        });
    }
    out.println();
    if (counters.size() != 0) {
        out.println("#Counters during initial load:");
        printCounters(out, counters);
    }
    return printSurvivingRecords(journal, out, safe);
}