@SuppressWarnings("squid:S2629") // Invoke method(s) only conditionally
public class SdncOscA1Client implements A1Client {
+ static final int CONCURRENCY_RIC = 1; // How may paralell requests that is sent to one NearRT RIC
+
@Value.Immutable
@org.immutables.gson.Gson.TypeAdapters
public interface AdapterRequest {
.create(); //
private static final String GET_POLICY_RPC = "getA1Policy";
- private static final String UNHANDELED_PROTOCOL = "Bug, unhandeled protocoltype: ";
private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
private final ControllerConfig controllerConfig;
private final AsyncRestClient restClient;
private final A1ProtocolType protocolType;
/**
- * Constructor
- *
+ * Constructor that creates the REST client to use.
+ *
* @param protocolType the southbound protocol of the controller. Supported
* protocols are SDNC_OSC_STD_V1_1 and SDNC_OSC_OSC_V1
- * @param ricConfig
- * @param controllerBaseUrl the base URL of the SDNC controller
- * @param username username to accesss the SDNC controller
- * @param password password to accesss the SDNC controller
+ * @param ricConfig the configuration of the Ric to communicate with
+ * @param controllerConfig the configuration of the SDNC controller to use
*/
public SdncOscA1Client(A1ProtocolType protocolType, RicConfig ricConfig, ControllerConfig controllerConfig) {
this(protocolType, ricConfig, controllerConfig,
logger.debug("SdncOscA1Client for ric: {}, a1Controller: {}", ricConfig.name(), controllerConfig);
}
+ /**
+ * Constructor where the REST client to use is provided.
+ *
+ * @param protocolType the southbound protocol of the controller. Supported
+ * protocols are SDNC_OSC_STD_V1_1 and SDNC_OSC_OSC_V1
+ * @param ricConfig the configuration of the Ric to communicate with
+ * @param controllerConfig the configuration of the SDNC controller to use
+ * @param restClient the REST client to use
+ */
public SdncOscA1Client(A1ProtocolType protocolType, RicConfig ricConfig, ControllerConfig controllerConfig,
AsyncRestClient restClient) {
this.restClient = restClient;
return post(GET_POLICY_RPC, ricUrl, Optional.empty()) //
.flatMapMany(SdncJsonHelper::parseJsonArrayOfString) //
.collectList();
+ } else {
+ return Mono.error(createIllegalProtocolException());
}
- throw new NullPointerException(UNHANDELED_PROTOCOL + this.protocolType);
+
+ }
+
+ private Exception createIllegalProtocolException() {
+ return new NullPointerException("Bug, unhandeled protocoltype: " + this.protocolType);
}
@Override
} else if (this.protocolType == A1ProtocolType.SDNC_OSC_OSC_V1) {
OscA1Client.UriBuilder uri = new OscA1Client.UriBuilder(ricConfig);
final String ricUrl = uri.createGetSchemaUri(policyTypeId);
- return post(GET_POLICY_RPC, ricUrl, Optional.empty());
+ return post(GET_POLICY_RPC, ricUrl, Optional.empty()) //
+ .flatMap(response -> OscA1Client.extractCreateSchema(response, policyTypeId));
+ } else {
+ return Mono.error(createIllegalProtocolException());
}
- throw new NullPointerException(UNHANDELED_PROTOCOL + this.protocolType);
}
@Override
public Mono<String> putPolicy(Policy policy) {
- final String ricUrl = getUriBuilder().createPutPolicyUri(policy.type().name(), policy.id());
- return post("putA1Policy", ricUrl, Optional.of(policy.json()));
+ return getUriBuilder() //
+ .flatMap(builder -> {
+ String ricUrl = builder.createPutPolicyUri(policy.type().name(), policy.id());
+ return post("putA1Policy", ricUrl, Optional.of(policy.json()));
+ });
}
@Override
public Flux<String> deleteAllPolicies() {
if (this.protocolType == A1ProtocolType.SDNC_OSC_STD_V1_1) {
return getPolicyIds() //
- .flatMap(policyId -> deletePolicyById("", policyId)); //
+ .flatMap(policyId -> deletePolicyById("", policyId), CONCURRENCY_RIC); //
} else if (this.protocolType == A1ProtocolType.SDNC_OSC_OSC_V1) {
OscA1Client.UriBuilder uriBuilder = new OscA1Client.UriBuilder(ricConfig);
return getPolicyTypeIdentities() //
- .flatMapMany(Flux::fromIterable)
- .flatMap(type -> post(GET_POLICY_RPC, uriBuilder.createGetPolicyIdsUri(type), Optional.empty())) //
- .flatMap(SdncJsonHelper::parseJsonArrayOfString);
+ .flatMapMany(Flux::fromIterable) //
+ .flatMap(type -> oscDeleteInstancesForType(uriBuilder, type), CONCURRENCY_RIC);
+ } else {
+ return Flux.error(createIllegalProtocolException());
}
- throw new NullPointerException(UNHANDELED_PROTOCOL + this.protocolType);
+ }
+
+ private Flux<String> oscGetInstancesForType(OscA1Client.UriBuilder uriBuilder, String type) {
+ return post(GET_POLICY_RPC, uriBuilder.createGetPolicyIdsUri(type), Optional.empty()) //
+ .flatMapMany(SdncJsonHelper::parseJsonArrayOfString);
+ }
+
+ private Flux<String> oscDeleteInstancesForType(OscA1Client.UriBuilder uriBuilder, String type) {
+ return oscGetInstancesForType(uriBuilder, type) //
+ .flatMap(instance -> deletePolicyById(type, instance), CONCURRENCY_RIC);
}
@Override
@Override
public Mono<String> getPolicyStatus(Policy policy) {
- final String ricUrl = getUriBuilder().createGetPolicyStatusUri(policy.type().name(), policy.id());
- return post("getA1PolicyStatus", ricUrl, Optional.empty());
+ return getUriBuilder() //
+ .flatMap(builder -> {
+ String ricUrl = builder.createGetPolicyStatusUri(policy.type().name(), policy.id());
+ return post("getA1PolicyStatus", ricUrl, Optional.empty());
+ });
}
- private A1UriBuilder getUriBuilder() {
+ private Mono<A1UriBuilder> getUriBuilder() {
if (protocolType == A1ProtocolType.SDNC_OSC_STD_V1_1) {
- return new StdA1ClientVersion1.UriBuilder(ricConfig);
+ return Mono.just(new StdA1ClientVersion1.UriBuilder(ricConfig));
} else if (this.protocolType == A1ProtocolType.SDNC_OSC_OSC_V1) {
- return new OscA1Client.UriBuilder(ricConfig);
+ return Mono.just(new OscA1Client.UriBuilder(ricConfig));
+ } else {
+ return Mono.error(createIllegalProtocolException());
}
- throw new NullPointerException(UNHANDELED_PROTOCOL + this.protocolType);
}
private Mono<A1ProtocolType> tryOscProtocolVersion() {
.flatMapMany(Flux::fromIterable)
.flatMap(type -> post(GET_POLICY_RPC, uri.createGetPolicyIdsUri(type), Optional.empty())) //
.flatMap(SdncJsonHelper::parseJsonArrayOfString);
+ } else {
+ return Flux.error(createIllegalProtocolException());
}
- throw new NullPointerException(UNHANDELED_PROTOCOL + this.protocolType);
}
private Mono<String> deletePolicyById(String type, String policyId) {
- final String ricUrl = getUriBuilder().createDeleteUri(type, policyId);
- return post("deleteA1Policy", ricUrl, Optional.empty());
+ return getUriBuilder() //
+ .flatMap(builder -> {
+ String ricUrl = builder.createDeleteUri(type, policyId);
+ return post("deleteA1Policy", ricUrl, Optional.empty());
+ });
}
private Mono<String> post(String rpcName, String ricUrl, Optional<String> body) {