@Override
public void destroy() {
if (jmsMessageConsumer != null) {
jmsMessageConsumer.close();
}
super.destroy();
}
@Override
public String produce(String lastSourceOffset, int maxBatchSize, BatchMaker batchMaker)
throws StageException {
int batchSize = Math.max(basicConfig.maxBatchSize, maxBatchSize);
messagesConsumed +=
jmsMessageConsumer.take(batchMaker, getContext(), batchSize, messagesConsumed);
return Utils.format("{}::{}", jmsConfig.destinationName, messagesConsumed);
}
public void rollback() {
try {
if (jmsMessageConsumer != null) {
jmsMessageConsumer.rollback();
}
} catch (Exception ex) {
LOG.warn("Rollback failed: {}", ex.toString(), ex);
}
}
@Override
protected List<ConfigIssue> init() {
List<ConfigIssue> issues = new ArrayList<>();
try {
Properties contextProperties = new Properties();
contextProperties.setProperty(
javax.naming.Context.INITIAL_CONTEXT_FACTORY, jmsConfig.initialContextFactory);
contextProperties.setProperty(javax.naming.Context.PROVIDER_URL, jmsConfig.providerURL);
if (jmsConfig.initialContextFactory.toLowerCase(Locale.ENGLISH).contains("oracle")) {
contextProperties.setProperty("db_url", jmsConfig.providerURL); // workaround for SDC-2068
}
contextProperties.putAll(jmsConfig.contextProperties);
initialContext = initialContextFactory.create(contextProperties);
} catch (NamingException ex) {
LOG.info(
Utils.format(
JmsErrors.JMS_00.getMessage(),
jmsConfig.initialContextFactory,
jmsConfig.providerURL,
ex.toString()),
ex);
issues.add(
getContext()
.createConfigIssue(
JmsGroups.JMS.name(),
"jmsConfig.initialContextFactory",
JmsErrors.JMS_00,
jmsConfig.initialContextFactory,
jmsConfig.providerURL,
ex.toString()));
}
if (issues.isEmpty()) {
try {
connectionFactory = (ConnectionFactory) initialContext.lookup(jmsConfig.connectionFactory);
} catch (NamingException ex) {
LOG.info(
Utils.format(
JmsErrors.JMS_01.getMessage(), jmsConfig.initialContextFactory, ex.toString()),
ex);
issues.add(
getContext()
.createConfigIssue(
JmsGroups.JMS.name(),
"jmsConfig.initialContextFactory",
JmsErrors.JMS_01,
jmsConfig.connectionFactory,
ex.toString()));
}
}
if (issues.isEmpty()) {
jmsMessageConsumer =
jmsMessageConsumerFactory.create(
initialContext,
connectionFactory,
basicConfig,
credentialsConfig,
jmsConfig,
jmsMessageConverter);
issues.addAll(jmsMessageConsumer.init(getContext()));
}
// no dependencies on the above for initialization
issues.addAll(jmsMessageConverter.init(getContext()));
return issues;
}
@Override
public void commit(String offset) throws StageException {
jmsMessageConsumer.commit();
}
