Package org.apache.activemq.util

Examples of org.apache.activemq.util.ByteSequence

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        try {
            adapter.doRecoverNextMessages(c, destination, lastMessageId.get(), maxReturned, new JDBCMessageRecoveryListener() {

                public boolean recoverMessage(long sequenceId, byte[] data) throws Exception {
                    if (listener.hasSpace()) {
                        Message msg = (Message)wireFormat.unmarshal(new ByteSequence(data));
                        msg.getMessageId().setBrokerSequenceId(sequenceId);
                        listener.recoverMessage(msg);
                        lastMessageId.set(sequenceId);
                        return true;
                    }
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     * @return
     * @throws IOException
     */
    public DataStructure readCommand(Location location) throws IOException {
        try {
            ByteSequence packet = asyncDataManager.read(location);
            return (DataStructure)wireFormat.unmarshal(packet);
        } catch (IOException e) {
            throw createReadException(location, e);
        }
    }
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        LOG.info("Journal Recovery Started from: " + asyncDataManager);
        long start = System.currentTimeMillis();
        ConnectionContext context = new ConnectionContext(new NonCachedMessageEvaluationContext());
        // While we have records in the journal.
        while ((pos = asyncDataManager.getNextLocation(pos)) != null) {
            ByteSequence data = asyncDataManager.read(pos);
            DataStructure c = (DataStructure)wireFormat.unmarshal(data);
            if (c instanceof Message) {
                Message message = (Message)c;
                AMQMessageStore store = (AMQMessageStore)createMessageStore(message.getDestination());
                if (message.isInTransaction()) {
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        super.copy(copy);
        copy.object = null;
    }

    public void storeContent() {
        ByteSequence bodyAsBytes = getContent();
        if (bodyAsBytes == null && object != null) {
            try {
                ByteArrayOutputStream bytesOut = new ByteArrayOutputStream();
                OutputStream os = bytesOut;
                ActiveMQConnection connection = getConnection();
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     * @throws JMSException
     */
    public Serializable getObject() throws JMSException {
        if (object == null && getContent() != null) {
            try {
                ByteSequence content = getContent();
                InputStream is = new ByteArrayInputStream(content);
                if (isCompressed()) {
                    is = new InflaterInputStream(is);
                }
                DataInputStream dataIn = new DataInputStream(is);
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//        // same
//        if (!cacheEnabled && ((DataStructure)command).isMarshallAware()) {
//            ma = (MarshallAware)command;
//        }

        ByteSequence sequence = null;
        // if( ma!=null ) {
        // sequence = ma.getCachedMarshalledForm(this);
        // }

        if (sequence == null) {

            int size = 1;
            if (command != null) {

                DataStructure c = (DataStructure)command;
                byte type = c.getDataStructureType();
                DataStreamMarshaller dsm = (DataStreamMarshaller)dataMarshallers[type & 0xFF];
                if (dsm == null) {
                    throw new IOException("Unknown data type: " + type);
                }
                if (tightEncodingEnabled) {

                    BooleanStream bs = new BooleanStream();
                    size += dsm.tightMarshal1(this, c, bs);
                    size += bs.marshalledSize();

                    bytesOut.restart(size);
                    if (!sizePrefixDisabled) {
                        bytesOut.writeInt(size);
                    }
                    bytesOut.writeByte(type);
                    bs.marshal(bytesOut);
                    dsm.tightMarshal2(this, c, bytesOut, bs);
                    sequence = bytesOut.toByteSequence();

                } else {
                    bytesOut.restart();
                    if (!sizePrefixDisabled) {
                        bytesOut.writeInt(0); // we don't know the final size
                                                // yet but write this here for
                                                // now.
                    }
                    bytesOut.writeByte(type);
                    dsm.looseMarshal(this, c, bytesOut);
                    sequence = bytesOut.toByteSequence();

                    if (!sizePrefixDisabled) {
                        size = sequence.getLength() - 4;
                        int pos = sequence.offset;
                        ByteSequenceData.writeIntBig(sequence, size);
                        sequence.offset = pos;
                    }
                }
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                looseOut.writeByte(type);
                dsm.looseMarshal(this, c, looseOut);

                if (!sizePrefixDisabled) {
                    ByteSequence sequence = bytesOut.toByteSequence();
                    dataOut.writeInt(sequence.getLength());
                    dataOut.write(sequence.getData(), sequence.getOffset(), sequence.getLength());
                }

            }

        } else {
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            return 0;
        }

        if (o.isMarshallAware()) {
            // MarshallAware ma = (MarshallAware)o;
            ByteSequence sequence = null;
            // sequence=ma.getCachedMarshalledForm(this);
            bs.writeBoolean(sequence != null);
            if (sequence != null) {
                return 1 + sequence.getLength();
            }
        }

        byte type = o.getDataStructureType();
        DataStreamMarshaller dsm = (DataStreamMarshaller)dataMarshallers[type & 0xFF];
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    public void recoverSubscription(String clientId, String subscriptionName, final MessageRecoveryListener listener) throws Exception {
        TransactionContext c = persistenceAdapter.getTransactionContext();
        try {
            adapter.doRecoverSubscription(c, destination, clientId, subscriptionName, new JDBCMessageRecoveryListener() {
                public boolean recoverMessage(long sequenceId, byte[] data) throws Exception {
                    Message msg = (Message)wireFormat.unmarshal(new ByteSequence(data));
                    msg.getMessageId().setBrokerSequenceId(sequenceId);
                    return listener.recoverMessage(msg);
                }

                public boolean recoverMessageReference(String reference) throws Exception {
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            this.maxMessages = maxMessages;
        }

        public boolean recoverMessage(long sequenceId, byte[] data) throws Exception {
            if (delegate.hasSpace() && recoveredCount < maxMessages) {
                Message msg = (Message) wireFormat.unmarshal(new ByteSequence(data));
                msg.getMessageId().setBrokerSequenceId(sequenceId);
                lastRecovered.recovered = sequenceId;
                if (delegate.recoverMessage(msg)) {
                    recoveredCount++;
                    return true;
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Related Classes of org.apache.activemq.util.ByteSequence

  • org.apache.activemq.broker.region.cursors.FilePendingMessageCursor
  • org.apache.activemq.broker.scheduler.JobSchedulerStoreTest
  • org.apache.activemq.broker.scheduler.JobSchedulerTest
  • org.apache.activemq.broker.scheduler.SchedulerBroker
  • org.apache.activemq.broker.util.UDPTraceBrokerPlugin
  • org.apache.activemq.camel.component.JournalEndpoint
  • org.apache.activemq.camel.component.JournalRouteTest
  • org.apache.activemq.command.ActiveMQBytesMessage
  • org.apache.activemq.command.ActiveMQMapMessage
  • org.apache.activemq.command.ActiveMQMessageTest
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