Package org.apache.activemq.broker.region

Examples of org.apache.activemq.broker.region.MessageReference

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    public void recover(ConnectionContext context, Topic topic, SubscriptionRecovery sub) throws Exception {
        // Re-dispatch the messages from the buffer.
        List copy = buffer.getMessages(sub.getActiveMQDestination());
        if (!copy.isEmpty()) {
            for (Iterator iter = copy.iterator(); iter.hasNext();) {
                MessageReference node = (MessageReference)iter.next();
                sub.addRecoveredMessage(context, node);
            }
        }
    }
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        }
        return result;
    }

    public synchronized MessageReference next() {
        MessageReference result = currentCursor != null ? currentCursor.next() : null;
        return result;
    }
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        }
        return result;
    }

    public synchronized MessageReference next() {
        MessageReference result = currentCursor != null ? currentCursor.next() : null;
        return result;
    }
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    public boolean isEmpty() {
        if (list.isEmpty()) {
            return true;
        } else {
            for (Iterator<MessageReference> iterator = list.iterator(); iterator.hasNext();) {
                MessageReference node = iterator.next();
                if (node== QueueMessageReference.NULL_MESSAGE){
                  continue;
                }
                if (!node.isDropped()) {
                    return false;
                }
                // We can remove dropped references.
                iterator.remove();
            }
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        list.clear();
    }

    public void remove(MessageReference node) {
        for (Iterator<MessageReference> i = list.iterator(); i.hasNext();) {
            MessageReference ref = i.next();
            if (node.getMessageId().equals(ref.getMessageId())) {
                ref.decrementReferenceCount();
                i.remove();
                break;
            }
        }
    }
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    public synchronized boolean isEmpty() {
        if(memoryList.isEmpty() && isDiskListEmpty()){
            return true;
        }
        for (Iterator<MessageReference> iterator = memoryList.iterator(); iterator.hasNext();) {
            MessageReference node = iterator.next();
            if (node== QueueMessageReference.NULL_MESSAGE){
                continue;
            }
            if (!node.isDropped()) {
                return false;
            }
            // We can remove dropped references.
            iterator.remove();
        }
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    }

    protected synchronized void flushToDisk() {
        if (!memoryList.isEmpty()) {
            while (!memoryList.isEmpty()) {
                MessageReference node = memoryList.removeFirst();
                node.decrementReferenceCount();
                getDiskList().addLast(node);
            }
            memoryList.clear();
        }
    }
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        return this.iterator.hasNext();
    }
   
   
    public final synchronized MessageReference next() {
        MessageReference result = null;
        if (!this.batchList.isEmpty()&&this.iterator.hasNext()) {
            result = this.iterator.next();
        }
        last = result;
        if (result != null) {
            result.incrementReferenceCount();
        }
        return result;
    }
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    }
   
   
    public final synchronized void gc() {
        for (Iterator<MessageReference>i = batchList.iterator();i.hasNext();) {
            MessageReference msg = i.next();
            rollback(msg.getMessageId());
            msg.decrementReferenceCount();
        }
        batchList.clear();
        clearIterator(false);
        batchResetNeeded = true;
        this.cacheEnabled=false;
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        return result;
    }

    @Override
    public synchronized MessageReference next() {
        MessageReference result = currentCursor != null ? currentCursor.next() : null;
        return result;
    }
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Related Classes of org.apache.activemq.broker.region.MessageReference

  • org.apache.activemq.broker.region.cursors.AbstractStoreCursor
  • org.apache.activemq.broker.region.cursors.FilePendingMessageCursor
  • org.apache.activemq.broker.region.cursors.FilePendingMessageCursorTest
  • org.apache.activemq.broker.region.cursors.OrderedPendingList
  • org.apache.activemq.broker.region.cursors.StoreDurableSubscriberCursor
  • org.apache.activemq.broker.region.cursors.StoreQueueCursor
  • org.apache.activemq.broker.region.cursors.StoreQueueCursorNoDuplicateTest
  • org.apache.activemq.broker.region.cursors.StoreQueueCursorOrderTest
  • org.apache.activemq.broker.region.cursors.VMPendingMessageCursor
  • org.apache.activemq.broker.region.policy.FixedCountSubscriptionRecoveryPolicy
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