Examples of org.fusesource.hawtbuf.Buffer

org.fusesource.hawtbuf.Buffer
chirino.com">Hiram Chirino

            dataOut.write(data.getData(), data.getOffset(), data.getLength());
        }
    }


    protected Buffer looseUnmarshalBuffer(DataByteArrayInputStream dataIn) throws IOException {
        Buffer rc = null;
        if (dataIn.readBoolean()) {
            int size = dataIn.readInt();
            byte[] t = new byte[size];
            dataIn.readFully(t);
            rc = new Buffer(t, 0, size);
        }
        return rc;
    }

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        if (message.getDataStructureType() == ActiveMQTextMessage.DATA_STRUCTURE_TYPE) {
            if (byteSequence.getLength() > 4) {
                byte[] content = new byte[byteSequence.getLength() - 4];
                System.arraycopy(byteSequence.data, 4, content, 0, content.length);
                result.payload(new Buffer(content));
            } else {
                ActiveMQTextMessage msg = (ActiveMQTextMessage) message.copy();
                String messageText = msg.getText();
                if (messageText != null) {
                    result.payload(new Buffer(msg.getText().getBytes("UTF-8")));
                }
            }


        } else if (message.getDataStructureType() == ActiveMQBytesMessage.DATA_STRUCTURE_TYPE) {


            ActiveMQBytesMessage msg = (ActiveMQBytesMessage) message.copy();
            msg.setReadOnlyBody(true);
            byte[] data = new byte[(int) msg.getBodyLength()];
            msg.readBytes(data);
            result.payload(new Buffer(data));
        } else {
            if (byteSequence != null && byteSequence.getLength() > 0) {
                result.payload(new Buffer(byteSequence.data, byteSequence.offset, byteSequence.length));
            }
        }
        return result;
    }

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            }


            if (length > 0) {
                byte[] data = new byte[length];
                dataIn.readFully(data);
                Buffer body = new Buffer(data);
                return new MQTTFrame(body).header(header);
            } else {
                return new MQTTFrame().header(header);
            }
        }

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            // If we could guarantee that the key and exchange are immutable,
            // then we could have stuck them directly into the index, 
            // HawtDB could then eliminate the need to marshal and un-marshal  
            // in some cases.  But since we can't.. we are going to force
            // early marshaling.
            final Buffer keyBuffer = codec.marshallKey(key);
            final Buffer exchangeBuffer = codec.marshallExchange(camelContext, exchange);
            Buffer rc = hawtDBFile.execute(new Work<Buffer>() {
                public Buffer execute(Transaction tx) {
                    SortedIndex<Buffer, Buffer> index = hawtDBFile.getRepositoryIndex(tx, repositoryName, true);
                    return index.put(keyBuffer, exchangeBuffer);
                }

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    }


    public Exchange get(final CamelContext camelContext, final String key) {
        Exchange answer = null;
        try {
            final Buffer keyBuffer = codec.marshallKey(key);
            Buffer rc = hawtDBFile.execute(new Work<Buffer>() {
                public Buffer execute(Transaction tx) {
                    SortedIndex<Buffer, Buffer> index = hawtDBFile.getRepositoryIndex(tx, repositoryName, false);
                    if (index == null) {
                        return null;
                    }

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    public void remove(final CamelContext camelContext, final String key, final Exchange exchange) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("Removing key [" + key + "]");
        }
        try {
            final Buffer keyBuffer = codec.marshallKey(key);
            final Buffer confirmKeyBuffer = codec.marshallKey(exchange.getExchangeId());
            final Buffer exchangeBuffer = codec.marshallExchange(camelContext, exchange);
            hawtDBFile.execute(new Work<Buffer>() {
                public Buffer execute(Transaction tx) {
                    SortedIndex<Buffer, Buffer> index = hawtDBFile.getRepositoryIndex(tx, repositoryName, true);
                    // remove from the in progress index
                    index.remove(keyBuffer);

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    public void confirm(final CamelContext camelContext, final String exchangeId) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("Confirming exchangeId [" + exchangeId + "]");
        }
        try {
            final Buffer confirmKeyBuffer = codec.marshallKey(exchangeId);
            hawtDBFile.execute(new Work<Buffer>() {
                public Buffer execute(Transaction tx) {
                    SortedIndex<Buffer, Buffer> indexCompleted = hawtDBFile.getRepositoryIndex(tx, getRepositoryNameCompleted(), true);
                    return indexCompleted.remove(confirmKeyBuffer);
                }

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                Iterator<Map.Entry<Buffer, Buffer>> it = index.iterator();
                // scan could potentially be running while we are shutting down so check for that
                while (it.hasNext() && isRunAllowed()) {
                    Map.Entry<Buffer, Buffer> entry = it.next();
                    Buffer keyBuffer = entry.getKey();


                    String key;
                    try {
                        key  = codec.unmarshallKey(keyBuffer);
                    } catch (IOException e) {

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                Iterator<Map.Entry<Buffer, Buffer>> it = indexCompleted.iterator();
                // scan could potentially be running while we are shutting down so check for that
                while (it.hasNext() && isRunAllowed()) {
                    Map.Entry<Buffer, Buffer> entry = it.next();
                    Buffer keyBuffer = entry.getKey();


                    String exchangeId;
                    try {
                        exchangeId = codec.unmarshallKey(keyBuffer);
                    } catch (IOException e) {

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    }


    public Exchange recover(CamelContext camelContext, final String exchangeId) {
        Exchange answer = null;
        try {
            final Buffer confirmKeyBuffer = codec.marshallKey(exchangeId);
            Buffer rc = hawtDBFile.execute(new Work<Buffer>() {
                public Buffer execute(Transaction tx) {
                    SortedIndex<Buffer, Buffer> indexCompleted = hawtDBFile.getRepositoryIndex(tx, getRepositoryNameCompleted(), false);
                    if (indexCompleted == null) {
                        return null;
                    }

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