How to use

updateGroupMembers

method

in

org.alien4cloud.tosca.utils.TopologyUtils

/**
 * Rename formattedOldNodeName node template of a topology.
 * 
 * @param topology
 * @param nodeTemplateName
 * @param newNodeTemplateName
 */
public static void renameNodeTemplate(Topology topology, String nodeTemplateName, String newNodeTemplateName) {
  Map<String, NodeTemplate> nodeTemplates = getNodeTemplates(topology);
  NodeTemplate nodeTemplate = getNodeTemplate(topology.getId(), nodeTemplateName, nodeTemplates);
  nodeTemplate.setName(newNodeTemplateName);
  nodeTemplates.put(newNodeTemplateName, nodeTemplate);
  nodeTemplates.remove(nodeTemplateName);
  refreshNodeTempNameInRelationships(nodeTemplateName, newNodeTemplateName, nodeTemplates);
  updateOnNodeTemplateNameChange(nodeTemplateName, newNodeTemplateName, topology);
  updateGroupMembers(topology, nodeTemplate, nodeTemplateName, newNodeTemplateName);
  updatePolicyMembers(topology, nodeTemplateName, newNodeTemplateName);
}

@Override
protected void processNodeOperation(Csar csar, Topology topology, DeleteNodeOperation operation, NodeTemplate template) {
  Map<String, NodeTemplate> nodeTemplates = TopologyUtils.getNodeTemplates(topology);
  // Prepare to cleanup files (store artifacts reference in the operation and process deletion on before commit operation).
  Map<String, DeploymentArtifact> artifacts = template.getArtifacts();
  operation.setArtifacts(artifacts);
  List<String> typesTobeUnloaded = Lists.newArrayList();
  // Clean up dependencies of the topology
  removeRelationShipReferences(operation.getNodeName(), csar, topology, typesTobeUnloaded);
  topologyService.unloadType(topology, typesTobeUnloaded.toArray(new String[typesTobeUnloaded.size()]));
  // Cleanup from policies
  removeNodeFromPolicies(operation.getNodeName(), topology);
  nodeTemplates.remove(operation.getNodeName());
  removeOutputs(operation.getNodeName(), topology);
  if (topology.getSubstitutionMapping() != null) {
    removeNodeTemplateSubstitutionTargetMapEntry(operation.getNodeName(), topology.getSubstitutionMapping().getCapabilities());
    removeNodeTemplateSubstitutionTargetMapEntry(operation.getNodeName(), topology.getSubstitutionMapping().getRequirements());
  }
  // group members removal
  TopologyUtils.updateGroupMembers(topology, template, operation.getNodeName(), null);
  // update the workflows
  workflowBuilderService.removeNode(topology, csar, operation.getNodeName());
  log.debug("Removed node template [ {} ] from the topology [ {} ] .", operation.getNodeName(), topology.getId());
}