protected internal virtual IList <CorrelationHandlerResult> correlateMessageToExecutions(CommandContext commandContext, string messageName, CorrelationSet correlationSet)
{
ExecutionQueryImpl query = new ExecutionQueryImpl();
IDictionary <string, object> correlationKeys = correlationSet.CorrelationKeys;
if (correlationKeys != null)
{
foreach (KeyValuePair <string, object> correlationKey in correlationKeys.SetOfKeyValuePairs())
{
query.processVariableValueEquals(correlationKey.Key, correlationKey.Value);
}
}
IDictionary <string, object> localCorrelationKeys = correlationSet.LocalCorrelationKeys;
if (localCorrelationKeys != null)
{
foreach (KeyValuePair <string, object> correlationKey in localCorrelationKeys.SetOfKeyValuePairs())
{
query.variableValueEquals(correlationKey.Key, correlationKey.Value);
}
}
string businessKey = correlationSet.BusinessKey;
if (!string.ReferenceEquals(businessKey, null))
{
query.processInstanceBusinessKey(businessKey);
}
string processInstanceId = correlationSet.ProcessInstanceId;
if (!string.ReferenceEquals(processInstanceId, null))
{
query.processInstanceId(processInstanceId);
}
if (!string.ReferenceEquals(messageName, null))
{
query.messageEventSubscriptionName(messageName);
}
else
{
query.messageEventSubscription();
}
if (correlationSet.isTenantIdSet)
{
string tenantId = correlationSet.TenantId;
if (!string.ReferenceEquals(tenantId, null))
{
query.tenantIdIn(tenantId);
}
else
{
query.withoutTenantId();
}
}
// restrict to active executions
query.active();
IList <Execution> matchingExecutions = query.evaluateExpressionsAndExecuteList(commandContext, null);
IList <CorrelationHandlerResult> result = new List <CorrelationHandlerResult>(matchingExecutions.Count);
foreach (Execution matchingExecution in matchingExecutions)
{
CorrelationHandlerResult correlationResult = CorrelationHandlerResult.matchedExecution((ExecutionEntity)matchingExecution);
if (!commandContext.DbEntityManager.isDeleted(correlationResult.ExecutionEntity))
{
result.Add(correlationResult);
}
}
return(result);
}
public virtual IList <CorrelationHandlerResult> correlateMessages(CommandContext commandContext, string messageName, CorrelationSet correlationSet)
{
IList <CorrelationHandlerResult> results = new List <CorrelationHandlerResult>();
// first collect correlations to executions
((IList <CorrelationHandlerResult>)results).AddRange(correlateMessageToExecutions(commandContext, messageName, correlationSet));
// now collect correlations to process definition
((IList <CorrelationHandlerResult>)results).AddRange(correlateStartMessages(commandContext, messageName, correlationSet));
return(results);
}
public virtual CorrelationHandlerResult correlateMessage(CommandContext commandContext, string messageName, CorrelationSet correlationSet)
{
// first try to correlate to execution
IList <CorrelationHandlerResult> correlations = correlateMessageToExecutions(commandContext, messageName, correlationSet);
if (correlations.Count > 1)
{
throw LOG.exceptionCorrelateMessageToSingleExecution(messageName, correlations.Count, correlationSet);
}
else if (correlations.Count == 1)
{
return(correlations[0]);
}
// then try to correlate to process definition
correlations = correlateStartMessages(commandContext, messageName, correlationSet);
if (correlations.Count > 1)
{
throw LOG.exceptionCorrelateMessageToSingleProcessDefinition(messageName, correlations.Count, correlationSet);
}
else if (correlations.Count == 1)
{
return(correlations[0]);
}
else
{
return(null);
}
}
protected internal virtual IList <EventSubscriptionEntity> findMessageStartEventSubscriptions(CommandContext commandContext, string messageName, CorrelationSet correlationSet)
{
EventSubscriptionManager eventSubscriptionManager = commandContext.EventSubscriptionManager;
if (correlationSet.isTenantIdSet)
{
EventSubscriptionEntity eventSubscription = eventSubscriptionManager.findMessageStartEventSubscriptionByNameAndTenantId(messageName, correlationSet.TenantId);
if (eventSubscription != null)
{
return(Collections.singletonList(eventSubscription));
}
else
{
return(Collections.emptyList());
}
}
else
{
return(eventSubscriptionManager.findMessageStartEventSubscriptionByName(messageName));
}
}
protected internal virtual IList <CorrelationHandlerResult> correlateStartMessageByEventSubscription(CommandContext commandContext, string messageName, CorrelationSet correlationSet)
{
IList <CorrelationHandlerResult> results = new List <CorrelationHandlerResult>();
DeploymentCache deploymentCache = commandContext.ProcessEngineConfiguration.DeploymentCache;
IList <EventSubscriptionEntity> messageEventSubscriptions = findMessageStartEventSubscriptions(commandContext, messageName, correlationSet);
foreach (EventSubscriptionEntity messageEventSubscription in messageEventSubscriptions)
{
if (!string.ReferenceEquals(messageEventSubscription.Configuration, null))
{
string processDefinitionId = messageEventSubscription.Configuration;
ProcessDefinitionEntity processDefinition = deploymentCache.findDeployedProcessDefinitionById(processDefinitionId);
// only an active process definition will be returned
if (processDefinition != null && !processDefinition.Suspended)
{
CorrelationHandlerResult result = CorrelationHandlerResult.matchedProcessDefinition(processDefinition, messageEventSubscription.ActivityId);
results.Add(result);
}
else
{
LOG.couldNotFindProcessDefinitionForEventSubscription(messageEventSubscription, processDefinitionId);
}
}
}
return(results);
}
public virtual IList <CorrelationHandlerResult> correlateStartMessages(CommandContext commandContext, string messageName, CorrelationSet correlationSet)
{
if (string.ReferenceEquals(messageName, null))
{
// ignore empty message name
return(Collections.emptyList());
}
if (string.ReferenceEquals(correlationSet.ProcessDefinitionId, null))
{
return(correlateStartMessageByEventSubscription(commandContext, messageName, correlationSet));
}
else
{
CorrelationHandlerResult correlationResult = correlateStartMessageByProcessDefinitionId(commandContext, messageName, correlationSet.ProcessDefinitionId);
if (correlationResult != null)
{
return(Collections.singletonList(correlationResult));
}
else
{
return(Collections.emptyList());
}
}
}
