Package org.fusesource.hawtbuf

Examples of org.fusesource.hawtbuf.DataByteArrayOutputStream

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        return this;
    }
   
    public MQTTFrame encode() {
        try {
            DataByteArrayOutputStream os = new DataByteArrayOutputStream(2);
            os.writeShort(messageId);

            MQTTFrame frame = new MQTTFrame();
            frame.header(header());
            frame.commandType(TYPE);
            return frame.buffer(os.toBuffer());
        } catch (IOException e) {
            throw new RuntimeException("The impossible happened");
        }
    }
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            return this;
        }

        public MQTTFrame encode() {
            try {
                DataByteArrayOutputStream os = new DataByteArrayOutputStream(2);
                os.writeShort(messageId);

                MQTTFrame frame = new MQTTFrame();
                frame.commandType(messageType());
                return frame.buffer(os.toBuffer());
            } catch (IOException e) {
                throw new RuntimeException("The impossible happened");
            }
        }
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        return this;
    }
   
    public MQTTFrame encode() {
        try {
            DataByteArrayOutputStream variableHeader = new DataByteArrayOutputStream();
            MessageSupport.writeUTF(variableHeader, topicName);
            QoS qos = qos();
            if(qos != QoS.AT_MOST_ONCE) {
                variableHeader.writeShort(messageId);
            }
            MQTTFrame frame = new MQTTFrame();
            frame.header(header());
            frame.commandType(TYPE);
            if(payload==null || payload.length==0) {
                frame.buffer(variableHeader.toBuffer());
            } else {
                frame.buffers(variableHeader.toBuffer(), payload);
            }
            return frame;
        } catch (IOException e) {
            throw new RuntimeException("The impossible happened");
        }
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                    }
                    HashSet<String> mechanisims = new HashSet<String>(Arrays.asList(sasl.getRemoteMechanisms()));
                    if (!authSent && !mechanisims.isEmpty()) {
                        if (mechanisims.contains("PLAIN")) {
                            authSent = true;
                            DataByteArrayOutputStream os = new DataByteArrayOutputStream();
                            try {
                                os.writeByte(0);
                                os.write(new UTF8Buffer(options.getUser()));
                                os.writeByte(0);
                                if (options.getPassword() != null) {
                                    os.write(new UTF8Buffer(options.getPassword()));
                                }
                            } catch (IOException e) {
                                throw new RuntimeException(e);
                            }
                            Buffer buffer = os.toBuffer();
                            sasl.setMechanisms(new String[]{"PLAIN"});
                            sasl.send(buffer.data, buffer.offset, buffer.length);
                        } else if (mechanisims.contains("ANONYMOUS")) {
                            authSent = true;
                            sasl.setMechanisms(new String[]{"ANONYMOUS"});
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            dataFile.incrementLength(writeRecord.location.getSize());
            writes.offer(writeRecord);
        }

        Location perform(RandomAccessFile file, ReplicationTarget replicator, boolean checksum) throws IOException {
            DataByteArrayOutputStream buffer = new DataByteArrayOutputStream(size);
            boolean forceToDisk = false;
            WriteCommand latest = null;

            // Write an empty batch control record.
            buffer.reset();
            buffer.writeInt(BATCH_CONTROL_RECORD_SIZE);
            buffer.writeByte(Location.BATCH_CONTROL_RECORD_TYPE);
            buffer.writeInt(0);
            buffer.write(BATCH_CONTROL_RECORD_MAGIC);
            buffer.writeLong(0);

            WriteCommand control = writes.peek();
            Iterator<WriteCommand> commands = writes.iterator();
            // Skip the control write:
            commands.next();
            // Process others:
            while (commands.hasNext()) {
                WriteCommand current = commands.next();
                forceToDisk |= current.sync;
                buffer.writeInt(current.location.getSize());
                buffer.writeByte(current.location.getType());
                buffer.write(current.data.getData(), current.data.getOffset(), current.data.getLength());
                latest = current;
            }

            // Now we can fill in the batch control record properly.
            Buffer sequence = buffer.toBuffer();
            buffer.reset();
            buffer.skip(Journal.HEADER_SIZE);
            buffer.writeInt(sequence.getLength() - Journal.HEADER_SIZE - Journal.BATCH_SIZE);
            buffer.skip(Journal.BATCH_CONTROL_RECORD_MAGIC.length);
            if (checksum) {
                Checksum adler32 = new Adler32();
                adler32.update(sequence.getData(), sequence.getOffset() + Journal.BATCH_CONTROL_RECORD_SIZE, sequence.getLength() - Journal.BATCH_CONTROL_RECORD_SIZE);
                buffer.writeLong(adler32.getValue());
            }

            // Now do the 1 big write.
            file.seek(offset);
            file.write(sequence.getData(), sequence.getOffset(), sequence.getLength());
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                        if (!mechanisims.contains("PLAIN")) {
                            next.onFailure(Support.illegalState("Remote does not support plain password authentication."));
                            return null;
                        }
                        authSent = true;
                        DataByteArrayOutputStream os = new DataByteArrayOutputStream();
                        try {
                            os.write(new UTF8Buffer(options.getUser()));
                            os.writeByte(0);
                            if (options.getPassword() != null) {
                                os.write(new UTF8Buffer(options.getPassword()));
                                os.writeByte(0);
                            }
                        } catch (IOException e) {
                            throw new RuntimeException(e);
                        }
                        Buffer buffer = os.toBuffer();
                        sasl.setMechanisms(new String[]{"PLAIN"});
                        sasl.send(buffer.data, buffer.offset, buffer.length);
                    }
                    return sasl;
                }
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            }
        }
    }

    private void writePageFileHeader(int freePageExtent) throws IOException {
        DataByteArrayOutputStream os = new DataByteArrayOutputStream();
        os.write(HAWT_DB_PAGE_FILE_MAGIC);
        os.writeInt(freePageExtent);
        os.writeInt(headerSize);
        os.writeShort(pageSize);
        os.close();
        mappedFileFactory.getMemoryMappedFile().write(0, os.toBuffer());
    }
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                    node.storedInExtent=false;
                    return false;
                }
                node.storedInExtent=true;
            } else {
                DataByteArrayOutputStream os = new DataByteArrayOutputStream(paged.getPageSize()) {
                    protected void resize(int newcount) {
                        throw new PageOverflowIOException();
                    };
                };
                try {
                    BTreeNode.write(os, this, node.data);
                    paged.write(node.page, os.toBuffer());
                    node.storedInExtent=false;
                } catch (IOException e) {
                    throw new IndexException("Could not write btree node");
                } catch (PageOverflowIOException e) {
                    return false;
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        }
        return entryRecord;
    }

    private MessagePB.Bean createMessagePB(Message message, long messageKey) throws IOException {
        DataByteArrayOutputStream mos = new DataByteArrayOutputStream();
        mos.writeBoolean(TIGHT_ENCODING);
        mos.writeVarInt(OPENWIRE_VERSION);
        wireformat.marshal(message, mos);

        MessagePB.Bean messageRecord = new MessagePB.Bean();
        messageRecord.setCodec(codec_id);
        messageRecord.setMessageKey(messageKey);
        messageRecord.setSize(message.getSize());
        messageRecord.setValue(mos.toBuffer());
        return messageRecord;
    }
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        CONNECT connect = new CONNECT();
        connect.cleanSession(true);
        connect.clientId(new UTF8Buffer(""));

        DataByteArrayOutputStream output = new DataByteArrayOutputStream();
        wireFormat.marshal(connect.encode(), output);
        Buffer marshalled = output.toBuffer();

        DataByteArrayInputStream input = new DataByteArrayInputStream(marshalled);
        codec.parse(input, marshalled.length());

        assertTrue(!frames.isEmpty());
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