public void deleteGroupIdentityLink(String processInstanceId, String groupId, String identityLinkType) {
commandExecutor.execute(new DeleteIdentityLinkForProcessInstanceCmd(processInstanceId, null, groupId, identityLinkType));
}
public List<IdentityLink> getIdentityLinksForProcessInstance(String processInstanceId) {
return commandExecutor.execute(new GetIdentityLinksForProcessInstanceCmd(processInstanceId));
}