Examples with ProcessInstance org.kie.api.runtime.process.ProcessInstance used on opensource projects

Example 11 with ProcessInstance

use of org.kie.api.runtime.process.ProcessInstance in project drools by kiegroup.

the class DefaultKnowledgeHelper method getContext.

@SuppressWarnings("unchecked")
public <T> T getContext(Class<T> contextClass) {
    if (ProcessContext.class.equals(contextClass)) {
        String ruleflowGroupName = getMatch().getRule().getRuleFlowGroup();
        if (ruleflowGroupName != null) {
            Map<Long, String> nodeInstances = ((InternalRuleFlowGroup) workingMemory.getAgenda().getRuleFlowGroup(ruleflowGroupName)).getNodeInstances();
            if (!nodeInstances.isEmpty()) {
                if (nodeInstances.size() > 1) {
                    // TODO
                    throw new UnsupportedOperationException("Not supporting multiple node instances for the same ruleflow group");
                }
                Map.Entry<Long, String> entry = nodeInstances.entrySet().iterator().next();
                ProcessInstance processInstance = workingMemory.getProcessInstance(entry.getKey());
                org.drools.core.spi.ProcessContext context = new org.drools.core.spi.ProcessContext(workingMemory.getKnowledgeRuntime());
                context.setProcessInstance(processInstance);
                String nodeInstance = entry.getValue();
                String[] nodeInstanceIds = nodeInstance.split(":");
                NodeInstanceContainer container = (WorkflowProcessInstance) processInstance;
                for (int i = 0; i < nodeInstanceIds.length; i++) {
                    for (NodeInstance subNodeInstance : container.getNodeInstances()) {
                        if (subNodeInstance.getId() == new Long(nodeInstanceIds[i])) {
                            if (i == nodeInstanceIds.length - 1) {
                                context.setNodeInstance(subNodeInstance);
                                break;
                            } else {
                                container = (NodeInstanceContainer) subNodeInstance;
                            }
                        }
                    }
                }
                return (T) context;
            }
        }
    }
    return null;
}

Example 12 with ProcessInstance

use of org.kie.api.runtime.process.ProcessInstance in project drools by kiegroup.

the class CreateCorrelatedProcessInstanceCommand method execute.

public ProcessInstance execute(Context context) {
    KieSession ksession = ((RegistryContext) context).lookup(KieSession.class);
    if (data != null) {
        for (Object o : data) {
            ksession.insert(o);
        }
    }
    ProcessInstance processInstance = ((CorrelationAwareProcessRuntime) ksession).createProcessInstance(processId, correlationKey, parameters);
    if (this.outIdentifier != null) {
        ((RegistryContext) context).lookup(ExecutionResultImpl.class).setResult(this.outIdentifier, processInstance.getId());
    }
    return processInstance;
}