+ if ((ric != null && this.rics.get(ric) == null)) {
+ return new ResponseEntity<>("RIC not found", HttpStatus.NOT_FOUND);
+ }
+ synchronized (policies) {
+ Collection<Policy> result = null;
+
+ if (type != null) {
+ result = policies.getForType(type);
+ result = filter(result, null, ric, service);
+ } else if (service != null) {
+ result = policies.getForService(service);
+ result = filter(result, type, ric, null);
+ } else if (ric != null) {
+ result = filter(policies.getForRic(ric), type, null, service);
+ } else {
+ result = policies.getAll();
+ }
+
+ String policiesJson;
+ try {
+ policiesJson = policiesToJson(result);
+ } catch (ServiceException e) {
+ return new ResponseEntity<>(e.getMessage(), HttpStatus.INTERNAL_SERVER_ERROR);
+ }
+ return new ResponseEntity<>(policiesJson, HttpStatus.OK);
+ }
+ }
+
+ @GetMapping("/policy_status")
+ @ApiOperation(value = "Returns a policy status") //
+ @ApiResponses(
+ value = { //
+ @ApiResponse(code = 200, message = "Policy status", response = Object.class), //
+ @ApiResponse(code = 404, message = "Policy is not found", response = String.class)} //
+ )
+ public Mono<ResponseEntity<String>> getPolicyStatus( //
+ @RequestParam(name = "instance", required = true) String instance) {
+ try {
+ Policy policy = policies.getPolicy(instance);
+
+ return a1ClientFactory.createA1Client(policy.ric()) //
+ .flatMap(client -> client.getPolicyStatus(policy)) //
+ .flatMap(status -> Mono.just(new ResponseEntity<>(status, HttpStatus.OK)));
+ } catch (ServiceException e) {
+ return Mono.just(new ResponseEntity<>(e.getMessage(), HttpStatus.NOT_FOUND));
+ }
+ }
+
+ private boolean include(String filter, String value) {
+ return filter == null || value.equals(filter);
+ }
+
+ private Collection<Policy> filter(Collection<Policy> collection, String type, String ric, String service) {
+ if (type == null && ric == null && service == null) {
+ return collection;
+ }
+ List<Policy> filtered = new ArrayList<>();
+ for (Policy p : collection) {
+ if (include(type, p.type().name()) && include(ric, p.ric().name())
+ && include(service, p.ownerServiceName())) {
+ filtered.add(p);
+ }
+ }
+ return filtered;
+ }
+
+ private String policiesToJson(Collection<Policy> policies) throws ServiceException {
+ List<PolicyInfo> v = new ArrayList<>(policies.size());
+ for (Policy p : policies) {
+ PolicyInfo policyInfo = new PolicyInfo();
+ policyInfo.id = p.id();
+ policyInfo.json = fromJson(p.json());
+ policyInfo.ric = p.ric().name();
+ policyInfo.type = p.type().name();
+ policyInfo.service = p.ownerServiceName();
+ policyInfo.lastModified = p.lastModified();
+ if (!policyInfo.validate()) {
+ throw new ServiceException("BUG, all fields must be set");
+ }
+ v.add(policyInfo);
+ }
+ return gson.toJson(v);
+ }
+
+ private Object fromJson(String jsonStr) {
+ return gson.fromJson(jsonStr, Object.class);
+ }
+
+ private String toPolicyTypeSchemasJson(Collection<PolicyType> types) {
+ StringBuilder result = new StringBuilder();
+ result.append("[");
+ boolean first = true;
+ for (PolicyType t : types) {
+ if (!first) {
+ result.append(",");
+ }
+ first = false;
+ result.append(t.schema());
+ }
+ result.append("]");
+ return result.toString();
+ }
+
+ private String toPolicyTypeIdsJson(Collection<PolicyType> types) {
+ List<String> v = new ArrayList<>(types.size());
+ for (PolicyType t : types) {
+ v.add(t.name());
+ }
+ return gson.toJson(v);
+ }