How to use

ServiceDependency

in

org.jflux.api.service

private boolean isAvailable(
    ServiceBinding binding, DependencyTracker tracker){
  ServiceDependency.Cardinality c =
      binding.getDependencySpec().getCardinality();
  
  if(c.isRequired() && tracker.getTrackedDependency() == null){
    return false;
  }
  
  return true;
}

new ServiceDependency(
  theLifterAnswerPageGeneratorSpec, 
  LifterAnswerPageGeneratorSpec.class.getName(),
  ServiceDependency.UpdateStrategy.STATIC,
  Collections.EMPTY_MAP),
new ServiceDependency(
  theQueryInterface,
  RepoClient.class.getName(),

private boolean isAvailable(
    ServiceBinding binding, DependencyTracker tracker){
  ServiceDependency.Cardinality c =
      binding.getDependencySpec().getCardinality();
  
  if(c.isRequired() && tracker.getTrackedDependency() == null){
    return false;
  }
  
  return true;
}

Cardinality c = spec.getDependencySpec().getCardinality();
if(c.isRequired() && tracker.getTrackedDependency() == null){
  status = true;

private void updateDependencyStatus(String dependencyId){
  if(dependencyId == null){
    return;
  }
  Boolean status = null;
  Boolean available = null;
  if(myService != null){
    Map<ServiceBinding, DependencyTracker> depMap =
        myService.getDependencies();
    for(Entry<ServiceBinding, DependencyTracker> e: depMap.entrySet()){
      ServiceBinding spec = e.getKey();
      
      if(!spec.getDependencyName().equals(dependencyId)){
        continue;
      }
      
      DependencyTracker tracker = e.getValue();
      Cardinality c = spec.getDependencySpec().getCardinality();
      status = !(c.isRequired() && tracker.getTrackedDependency() == null);
      available = tracker.getTrackedDependency() != null;
      break;
    }
  }
  
  pnlDependencyList.updateDependnecyStatus(dependencyId, status, available);
  updateDependencyCount();
}