/**
* Create the {@link Message}
*
* @return jmsMessage or null if the mapping was not successfully
*/
protected Message createJmsMessageForType(
Exchange exchange,
Object body,
Map<String, Object> headers,
Session session,
CamelContext context,
JmsMessageType type)
throws JMSException {
switch (type) {
case Text:
{
TextMessage message = session.createTextMessage();
if (body != null) {
String payload = context.getTypeConverter().convertTo(String.class, exchange, body);
message.setText(payload);
}
return message;
}
case Bytes:
{
BytesMessage message = session.createBytesMessage();
if (body != null) {
byte[] payload = context.getTypeConverter().convertTo(byte[].class, exchange, body);
message.writeBytes(payload);
}
return message;
}
case Map:
{
MapMessage message = session.createMapMessage();
if (body != null) {
Map<?, ?> payload = context.getTypeConverter().convertTo(Map.class, exchange, body);
populateMapMessage(message, payload, context);
}
return message;
}
case Object:
ObjectMessage message = session.createObjectMessage();
if (body != null) {
try {
Serializable payload =
context.getTypeConverter().mandatoryConvertTo(Serializable.class, exchange, body);
message.setObject(payload);
} catch (NoTypeConversionAvailableException e) {
// cannot convert to serializable then thrown an exception to avoid sending a null
// message
JMSException cause = new MessageFormatException(e.getMessage());
cause.initCause(e);
throw cause;
}
}
return message;
default:
break;
}
return null;
}
public void acknowledge() throws JMSException {
try {
session.commit();
} catch (MessagingException e) {
JMSException je = new JMSException(e.toString());
je.initCause(e);
throw je;
}
}
public static AMQTopic createDurableTopic(
Topic topic, String subscriptionName, AMQConnection connection) throws JMSException {
if (topic instanceof AMQDestination && topic instanceof javax.jms.Topic) {
AMQDestination qpidTopic = (AMQDestination) topic;
if (qpidTopic.getDestSyntax() == DestSyntax.ADDR) {
try {
AMQTopic t = new AMQTopic(qpidTopic.getAddress());
AMQShortString queueName = getDurableTopicQueueName(subscriptionName, connection);
// link is never null if dest was created using an address string.
t.getLink().setName(queueName.asString());
t.getSourceNode().setAutoDelete(false);
t.getSourceNode().setDurable(true);
// The legacy fields are also populated just in case.
t.setQueueName(queueName);
t.setAutoDelete(false);
t.setDurable(true);
return t;
} catch (Exception e) {
JMSException ex = new JMSException("Error creating durable topic");
ex.initCause(e);
ex.setLinkedException(e);
throw ex;
}
} else {
return new AMQTopic(
qpidTopic.getExchangeName(),
qpidTopic.getRoutingKey(),
false,
getDurableTopicQueueName(subscriptionName, connection),
true);
}
} else {
throw new InvalidDestinationException(
"The destination object used is not from this provider or of type javax.jms.Topic");
}
}