How to use

newKnowledgeBuilder

method

in

org.kie.builder.KnowledgeBuilderFactory

public WorkingMemorySimulationRepository(boolean fireRulesOnStore, Resource... rules) {
  this.fireRulesOnStore = fireRulesOnStore;
  KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
  
  for (Resource path : rules) {
  
    kbuilder.add(path, ResourceType.DRL);
  }
  if (kbuilder.hasErrors()) {
    throw new RuntimeException("Error while building knowledge base: " + kbuilder.getErrors());
  }
  
  this.ksession = kbuilder.newKnowledgeBase().newStatefulKnowledgeSession();
  try {
    // register global for aggregated events
    ksession.setGlobal("simulation", new ArrayList<AggregatedActivitySimulationEvent>());
    ksession.setGlobal("summary", new ArrayList<AggregatedActivitySimulationEvent>());
    AggregatedProcessSimulationEvent init = new AggregatedProcessSimulationEvent("", 0, 0, 0);
    List processOnlyList = new ArrayList<AggregatedSimulationEvent>();
    processOnlyList.add(init);
    ksession.setGlobal("processEventsOnly", processOnlyList);
  } catch (Exception e) {
    // catch it as there could be no simulation global declared
  }
}

public WorkingMemorySimulationRepository(boolean fireRulesOnStore, String... rules) {
  this.fireRulesOnStore = fireRulesOnStore;
  KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
  
  for (String path : rules) {
  
    kbuilder.add(ResourceFactory.newClassPathResource(path), ResourceType.DRL);
  }
  if (kbuilder.hasErrors()) {
    throw new RuntimeException("Error while building knowledge base: " + kbuilder.getErrors());
  }
  
  this.ksession = kbuilder.newKnowledgeBase().newStatefulKnowledgeSession();
  try {
    // register global for aggregated events
    ksession.setGlobal("simulation", new ArrayList<AggregatedActivitySimulationEvent>());
  } catch (Exception e) {
    // catch it as there could be no simulation global declared
  }
}

  @Test
  public void testSimulationCommand() {
    
    PathFinder finder = PathFinderFactory.getInstance(this.getClass().getResourceAsStream("/BPMN2-ExclusiveSplit.bpmn2"));
    
    List<SimulationPath> paths = finder.findPaths(new SimulationFilterPathFormatConverter());
    SimulationContext context = SimulationContextFactory.newContext(new HardCodedSimulationDataProvider());
    
    KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    
    builder.add(ResourceFactory.newClassPathResource("BPMN2-ExclusiveSplit.bpmn2"), ResourceType.BPMN2);
    
    KnowledgeBase kbase = builder.newKnowledgeBase();
    KieSessionConfiguration config = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    config.setOption(ClockTypeOption.get("pseudo") );
    
    for (SimulationPath sp : paths) {
    
      StatefulKnowledgeSession session = kbase.newStatefulKnowledgeSession(config, EnvironmentFactory.newEnvironment());
      ((SessionPseudoClock) session.getSessionClock()).advanceTime(System.currentTimeMillis(), TimeUnit.MILLISECONDS);
      
      session.execute(new SimulateProcessPathCommand("com.sample.test", context, sp));
    }
  }
}

public static StatefulKnowledgeSession createSession(String process) {
  KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder();