Example usage for javax.jms BytesMessage getBodyLength

Introduction

In this page you can find the example usage for javax.jms BytesMessage getBodyLength.

Prototype

long getBodyLength() throws JMSException;

Source Link

Document

Gets the number of bytes of the message body when the message is in read-only mode.

Usage

From source file:drepcap.frontend.jms.JmsAdapter.java

public void startReceiveData() throws JMSException {
    dataTopic = session.createTopic(componentName + ".data");
    dataConsumer = session.createConsumer(dataTopic);
    dataConsumer.setMessageListener(new MessageListener() {
        @Override//from   w  w  w .  ja  va2 s  .co m
        public void onMessage(Message msg) {
            for (ByteArrayReceiver baDataReceiver : byteArrayDataReceivers) {
                if (baDataReceiver != null && msg instanceof BytesMessage) {
                    BytesMessage bMsg = (BytesMessage) msg;
                    try {
                        byte[] data = new byte[(int) bMsg.getBodyLength()];
                        bMsg.readBytes(data);
                        baDataReceiver.process(data);
                    } catch (JMSException e) {
                        e.printStackTrace();
                    }
                }
            }

            for (ObjectReceiver objReceiver : objectReceivers) {
                if (objReceiver != null && msg instanceof ObjectMessage) {
                    ObjectMessage objMsg = (ObjectMessage) msg;
                    try {
                        objReceiver.process(objMsg.getObject());
                    } catch (JMSException e) {
                        e.printStackTrace();
                    }
                }
            }
        }
    });
}

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From source file:com.kinglcc.spring.jms.core.converter.Jackson2JmsMessageConverter.java

/**
 * Convert a BytesMessage to a Java Object with the specified type.
 * @param message the input message/*w  w w  .ja  v a  2s .  c  om*/
 * @return the message body
 * @throws JMSException if thrown by JMS
 * @throws IOException in case of I/O errors
 */
protected String getPayloadFromBytesMessage(BytesMessage message) throws JMSException, IOException {

    String encoding = this.encoding;
    if (this.encodingPropertyName != null && message.propertyExists(this.encodingPropertyName)) {
        encoding = message.getStringProperty(this.encodingPropertyName);
    }
    byte[] bytes = new byte[(int) message.getBodyLength()];
    message.readBytes(bytes);
    try {
        return new String(bytes, encoding);
    } catch (UnsupportedEncodingException ex) {
        throw new MessageConversionException("Cannot convert bytes to String", ex);
    }
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addTransactionRequestListener() throws JMSException {
    addMessageListener("transactionRequest", new MessageListener() {
        @Override/* w ww .j  a va2  s  . com*/
        public void onMessage(Message arg0) {
            BytesMessage o = (BytesMessage) arg0;
            try {
                byte[] body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                String hash = new Hash(BCSAPIMessage.Hash.parseFrom(body).getHash(0).toByteArray()).toString();
                Transaction t = getTransaction(hash);
                if (t != null) {
                    reply(o.getJMSReplyTo(), t.toProtobuf().toByteArray());
                } else {
                    reply(o.getJMSReplyTo(), null);
                }
            } catch (Exception e) {
                log.trace("Rejected invalid transaction request ", e);
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addBlockrequestListener() throws JMSException {
    addMessageListener("blockRequest", new MessageListener() {
        @Override/*from  w w w.  j a  v  a2s . c o  m*/
        public void onMessage(Message arg0) {
            BytesMessage o = (BytesMessage) arg0;
            try {
                byte[] body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                String hash = new Hash(BCSAPIMessage.Hash.parseFrom(body).getHash(0).toByteArray()).toString();
                Block b = getBlock(hash);
                if (b != null) {
                    reply(o.getJMSReplyTo(), b.toProtobuf().toByteArray());
                } else {
                    reply(o.getJMSReplyTo(), null);
                }
            } catch (Exception e) {
                log.trace("Rejected invalid block request ", e);
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addColorRequestListener() throws JMSException {
    addMessageListener("colorRequest", new MessageListener() {
        @Override//from   w ww.j av a2 s. c  om
        public void onMessage(Message message) {
            BytesMessage o = (BytesMessage) message;
            try {
                byte[] body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                String hash = new Hash(BCSAPIMessage.Hash.parseFrom(body).getHash(0).toByteArray()).toString();
                Color c = getColor(hash);
                if (c != null) {
                    reply(o.getJMSReplyTo(), c.toProtobuf().toByteArray());
                } else {
                    reply(o.getJMSReplyTo(), null);
                }
            } catch (Exception e) {
                log.trace("Rejected invalid color request ", e);
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addNewBlockListener() throws JMSException {
    addMessageListener("newBlock", new MessageListener() {
        @Override/*from w  w w. ja  v a 2s  .  co m*/
        public void onMessage(Message arg0) {
            BytesMessage o = (BytesMessage) arg0;
            try {
                byte[] body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                Block block = Block.fromProtobuf(BCSAPIMessage.Block.parseFrom(body));
                block.computeHash();
                sendBlock(block);
                reply(o.getJMSReplyTo(), null);
            } catch (Exception e) {
                BCSAPIMessage.ExceptionMessage.Builder builder = BCSAPIMessage.ExceptionMessage.newBuilder();
                builder.setBcsapiversion(1);
                builder.addMessage(e.getMessage());
                try {
                    reply(o.getJMSReplyTo(), builder.build().toByteArray());
                } catch (JMSException e1) {
                    log.error("Can not send reply ", e1);
                }
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addNewTransactionListener() throws JMSException {
    addMessageListener("newTransaction", new MessageListener() {
        @Override//w  w  w  .  j av  a  2s .  c o  m
        public void onMessage(Message arg0) {
            BytesMessage o = (BytesMessage) arg0;
            try {
                byte[] body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                Transaction transaction = Transaction.fromProtobuf(BCSAPIMessage.Transaction.parseFrom(body));
                transaction.computeHash();
                sendTransaction(transaction);
                reply(o.getJMSReplyTo(), null);
            } catch (Exception e) {
                BCSAPIMessage.ExceptionMessage.Builder builder = BCSAPIMessage.ExceptionMessage.newBuilder();
                builder.setBcsapiversion(1);
                builder.addMessage(e.getMessage());
                try {
                    reply(o.getJMSReplyTo(), builder.build().toByteArray());
                } catch (JMSException e1) {
                    log.error("Can not send reply ", e1);
                }
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addNewColorListener() throws JMSException {
    addMessageListener("newColor", new MessageListener() {
        @Override//  www  .  j av a  2  s  .  c om
        public void onMessage(Message arg0) {
            BytesMessage o = (BytesMessage) arg0;
            try {
                byte[] body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                Color color = Color.fromProtobuf(BCSAPIMessage.Color.parseFrom(body));
                StoredColor sc = new StoredColor();
                sc.setFungibleName(color.getFungibleName());
                sc.setExpiryHeight(color.getExpiryHeight());
                sc.setPubkey(color.getPubkey());
                sc.setSignature(color.getSignature());
                sc.setTerms(color.getTerms());
                sc.setUnit(color.getUnit());
                sc.setTxHash(color.getTransaction());
                store.issueColor(sc);
                reply(o.getJMSReplyTo(), null);
            } catch (Exception e) {
                BCSAPIMessage.ExceptionMessage.Builder builder = BCSAPIMessage.ExceptionMessage.newBuilder();
                builder.setBcsapiversion(1);
                builder.addMessage(e.getMessage());
                try {
                    reply(o.getJMSReplyTo(), builder.build().toByteArray());
                } catch (JMSException e1) {
                    log.error("Can not send reply ", e1);
                }
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addBloomFilterListener() throws JMSException {
    addMessageListener("filterRequest", new MessageListener() {
        @Override/*w w w . j a v a2 s  .  c o m*/
        public void onMessage(Message msg) {
            BytesMessage o = (BytesMessage) msg;
            byte[] body;
            try {
                body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                BCSAPIMessage.FilterRequest request = BCSAPIMessage.FilterRequest.parseFrom(body);
                byte[] data = request.getFilter().toByteArray();
                long hashFunctions = request.getHashFunctions();
                long tweak = request.getTweak();
                UpdateMode updateMode = UpdateMode.values()[request.getMode()];
                BloomFilter filter = new BloomFilter(data, hashFunctions, tweak, updateMode);
                synchronized (correlationBloomFilter) {
                    if (!correlationProducer.containsKey(o.getJMSCorrelationID())) {
                        MessageProducer producer = session.createProducer(msg.getJMSReplyTo());
                        correlationProducer.put(o.getJMSCorrelationID(), producer);
                    }
                    correlationBloomFilter.put(o.getJMSCorrelationID(), filter);
                }
            } catch (JMSException e) {
                log.error("invalid filter request", e);
            } catch (InvalidProtocolBufferException e) {
                log.error("invalid filter request", e);
            }
        }
    });
}

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From source file:com.bitsofproof.supernode.core.ImplementBCSAPI.java

private void addBloomScanListener() throws JMSException {
    addMessageListener("scanRequest", new MessageListener() {
        @Override/* w  ww.j  a  va2  s . c om*/
        public void onMessage(Message msg) {
            BytesMessage o = (BytesMessage) msg;
            byte[] body;
            try {
                body = new byte[(int) o.getBodyLength()];
                o.readBytes(body);
                BCSAPIMessage.FilterRequest request = BCSAPIMessage.FilterRequest.parseFrom(body);
                byte[] data = request.getFilter().toByteArray();
                long hashFunctions = request.getHashFunctions();
                long tweak = request.getTweak();
                UpdateMode updateMode = UpdateMode.values()[request.getMode()];
                final BloomFilter filter = new BloomFilter(data, hashFunctions, tweak, updateMode);
                final MessageProducer producer = session.createProducer(msg.getJMSReplyTo());
                requestProcessor.execute(new Runnable() {
                    @Override
                    public void run() {
                        try {
                            store.scan(filter, new TransactionProcessor() {
                                @Override
                                public void process(Tx tx) {
                                    if (tx != null) {
                                        Transaction transaction = toBCSAPITransaction(tx);
                                        BytesMessage m;
                                        try {
                                            m = session.createBytesMessage();
                                            m.writeBytes(transaction.toProtobuf().toByteArray());
                                            producer.send(m);
                                        } catch (JMSException e) {
                                        }
                                    } else {
                                        try {
                                            BytesMessage m = session.createBytesMessage();
                                            producer.send(m); // indicate EOF
                                            producer.close();
                                        } catch (JMSException e) {
                                        }
                                    }
                                }
                            });
                        } catch (ValidationException e) {
                            log.error("Error while scanning", e);
                        }
                    }
                });
            } catch (JMSException e) {
                log.error("invalid filter request", e);
            } catch (InvalidProtocolBufferException e) {
                log.error("invalid filter request", e);
            }
        }
    });
}

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