Package org.apache.activemq.store.ReferenceStore

Examples of org.apache.activemq.store.ReferenceStore.ReferenceData

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public class ReferenceRecordMarshaller implements Marshaller<ReferenceRecord> {

    public ReferenceRecord readPayload(DataInput dataIn) throws IOException {
        ReferenceRecord rr = new ReferenceRecord();
        rr.setMessageId(dataIn.readUTF());
        ReferenceData referenceData = new ReferenceData();
        referenceData.setFileId(dataIn.readInt());
        referenceData.setOffset(dataIn.readInt());
        referenceData.setExpiration(dataIn.readLong());
        rr.setData(referenceData);
        return rr;
    }
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            });
        }
    }

    final void addMessage(final Message message, final Location location) throws InterruptedIOException {
        ReferenceData data = new ReferenceData();
        data.setExpiration(message.getExpiration());
        data.setFileId(location.getDataFileId());
        data.setOffset(location.getOffset());
        lock.lock();
        try {
            lastLocation = location;
            messages.put(message.getMessageId(), data);
        } finally {
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    public boolean replayAddMessage(ConnectionContext context, Message message, Location location) {
        MessageId id = message.getMessageId();
        try {
            // Only add the message if it has not already been added.
            ReferenceData data = referenceStore.getMessageReference(id);
            if (data == null) {
                data = new ReferenceData();
                data.setExpiration(message.getExpiration());
                data.setFileId(location.getDataFileId());
                data.setOffset(location.getOffset());
                referenceStore.addMessageReference(context, id, data);
                return true;
            }
        } catch (Throwable e) {
            LOG.warn("Could not replay add for message '" + id + "'.  Message may have already been added. reason: "
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            });
        }
    }

    final void removeMessage(final MessageAck ack, final Location location) throws InterruptedIOException {
        ReferenceData data;
        lock.lock();
        try {
            lastLocation = location;
            MessageId id = ack.getLastMessageId();
            data = messages.remove(id);
            if (data == null) {
                messageAcks.add(ack);
            } else {
                // message never got written so datafileReference will still exist
                AMQMessageStore.this.peristenceAdapter.removeInProgressDataFile(AMQMessageStore.this, data.getFileId());
            }
        } finally {
            lock.unlock();
        }
        if (messageAcks.size() > this.peristenceAdapter.getMaxCheckpointMessageAddSize()) {
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    }

    public boolean replayRemoveMessage(ConnectionContext context, MessageAck messageAck) {
        try {
            // Only remove the message if it has not already been removed.
            ReferenceData t = referenceStore.getMessageReference(messageAck.getLastMessageId());
            if (t != null) {
                referenceStore.removeMessage(context, messageAck);
                return true;
            }
        } catch (Throwable e) {
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        }
        return null;
    }

    protected Location getLocation(MessageId messageId) throws IOException {
        ReferenceData data = null;
        lock.lock();
        try {
            // Is it still in flight???
            data = messages.get(messageId);
            if (data == null && cpAddedMessageIds != null) {
                data = cpAddedMessageIds.get(messageId);
            }
        } finally {
            lock.unlock();
        }
        if (data == null) {
            data = referenceStore.getMessageReference(messageId);
            if (data == null) {
                return null;
            }
        }
        Location location = new Location();
        location.setDataFileId(data.getFileId());
        location.setOffset(data.getOffset());
        return location;
    }
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            });
        }
    }

    final void addMessage(final Message message, final Location location) throws InterruptedIOException {
        ReferenceData data = new ReferenceData();
        data.setExpiration(message.getExpiration());
        data.setFileId(location.getDataFileId());
        data.setOffset(location.getOffset());
        lock.lock();
        try {
            lastLocation = location;
            ReferenceData prev = messages.put(message.getMessageId(), data);
            if (prev != null) {
                AMQMessageStore.this.peristenceAdapter.removeInProgressDataFile(AMQMessageStore.this, prev.getFileId());
            }
        } finally {
            lock.unlock();
        }
        if (messages.size() > this.peristenceAdapter.getMaxCheckpointMessageAddSize()) {
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    public boolean replayAddMessage(ConnectionContext context, Message message, Location location) {
        MessageId id = message.getMessageId();
        try {
            // Only add the message if it has not already been added.
            ReferenceData data = referenceStore.getMessageReference(id);
            if (data == null) {
                data = new ReferenceData();
                data.setExpiration(message.getExpiration());
                data.setFileId(location.getDataFileId());
                data.setOffset(location.getOffset());
                referenceStore.addMessageReference(context, id, data);
                return true;
            }
        } catch (Throwable e) {
            LOG.warn("Could not replay add for message '" + id + "'.  Message may have already been added. reason: "
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            });
        }
    }

    final void removeMessage(final MessageAck ack, final Location location) throws InterruptedIOException {
        ReferenceData data;
        lock.lock();
        try {
            lastLocation = location;
            MessageId id = ack.getLastMessageId();
            data = messages.remove(id);
            if (data == null) {
                messageAcks.add(new MessageAckWithLocation(ack, location));
            } else {
                // message never got written so datafileReference will still exist
                AMQMessageStore.this.peristenceAdapter.removeInProgressDataFile(AMQMessageStore.this, data.getFileId());
            }
        } finally {
            lock.unlock();
        }
        if (messageAcks.size() > this.peristenceAdapter.getMaxCheckpointMessageAddSize()) {
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    }

    public boolean replayRemoveMessage(ConnectionContext context, MessageAck messageAck) {
        try {
            // Only remove the message if it has not already been removed.
            ReferenceData t = referenceStore.getMessageReference(messageAck.getLastMessageId());
            if (t != null) {
                referenceStore.removeMessage(context, messageAck);
                return true;
            }
        } catch (Throwable e) {
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Related Classes of org.apache.activemq.store.ReferenceStore.ReferenceData

  • org.apache.activemq.store.amq.AMQMessageStore
  • org.apache.activemq.store.kahadaptor.ReferenceRecordMarshaller
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