protected MessageCorrelationResult tryCorrelateMessageToProcessDefinition(
CommandContext commandContext, String messageName, CorrelationSet correlationSet) {
MessageEventSubscriptionEntity messageEventSubscription =
commandContext
.getEventSubscriptionManager()
.findMessageStartEventSubscriptionByName(messageName);
if (messageEventSubscription == null || messageEventSubscription.getConfiguration() == null) {
return null;
} else {
DeploymentCache deploymentCache =
Context.getProcessEngineConfiguration().getDeploymentCache();
String processDefinitionId = messageEventSubscription.getConfiguration();
ProcessDefinitionEntity processDefinition =
deploymentCache.findDeployedProcessDefinitionById(processDefinitionId);
if (processDefinition == null) {
LOGGER.log(
Level.FINE,
"Found event subscription with {0} but process definition {1} could not be found.",
new Object[] {messageEventSubscription, processDefinitionId});
return null;
} else {
return MessageCorrelationResult.matchedProcessDefinition(
processDefinition, messageEventSubscription.getActivityId());
}
}
}
protected MessageCorrelationResult tryCorrelateMessageToExecution(
CommandContext commandContext, String messageName, CorrelationSet correlationSet) {
ExecutionQueryImpl query = new ExecutionQueryImpl();
Map<String, Object> correlationKeys = correlationSet.getCorrelationKeys();
if (correlationKeys != null) {
for (Map.Entry<String, Object> correlationKey : correlationKeys.entrySet()) {
query.processVariableValueEquals(correlationKey.getKey(), correlationKey.getValue());
}
}
String businessKey = correlationSet.getBusinessKey();
if (businessKey != null) {
query.processInstanceBusinessKey(businessKey);
}
query.messageEventSubscriptionName(messageName);
List<Execution> matchingExecutions = query.executeList(commandContext, null);
if (matchingExecutions.size() > 1) {
throw new MismatchingMessageCorrelationException(
messageName,
businessKey,
correlationKeys,
String.valueOf(matchingExecutions.size())
+ " executions match the correlation keys. Should be one or zero.");
} else if (!matchingExecutions.isEmpty()) {
Execution matchingExecution = matchingExecutions.get(0);
return MessageCorrelationResult.matchedExecution((ExecutionEntity) matchingExecution);
} else {
return null;
}
}
