X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=sdnc-a1-controller%2Fnorthbound%2Fnonrt-ric-api%2Fprovider%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fnorthbound%2Fprovider%2FNonrtRicApiProvider.java;fp=sdnc-a1-controller%2Fnorthbound%2Fnonrt-ric-api%2Fprovider%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fnorthbound%2Fprovider%2FNonrtRicApiProvider.java;h=206b096acc22d43d14211ae3faae39c03a555249;hb=b6fe5a1bbad372357f6b441e1657dd8bbe48dc1a;hp=0000000000000000000000000000000000000000;hpb=4e0c72d8a2570e256911eab7cc34f770a1aa327a;p=nonrtric.git

diff --git a/sdnc-a1-controller/northbound/nonrt-ric-api/provider/src/main/java/org/onap/sdnc/northbound/provider/NonrtRicApiProvider.java b/sdnc-a1-controller/northbound/nonrt-ric-api/provider/src/main/java/org/onap/sdnc/northbound/provider/NonrtRicApiProvider.java
new file mode 100644
index 00000000..206b096a
--- /dev/null
+++ b/sdnc-a1-controller/northbound/nonrt-ric-api/provider/src/main/java/org/onap/sdnc/northbound/provider/NonrtRicApiProvider.java
@@ -0,0 +1,360 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.sdnc.northbound.provider;
+
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.List;
+import java.util.TimeZone;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import org.apache.commons.lang3.StringUtils;
+import org.onap.sdnc.northbound.restadpter.NearRicUrlProvider;
+import org.onap.sdnc.northbound.restadpter.RestAdapter;
+import org.onap.sdnc.northbound.restadpter.RestAdapterImpl;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
+import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
+import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.A1ADAPTERAPIService;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyInstanceInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyInstanceOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyInstanceOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyTypeInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyTypeOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyTypeOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyInstanceInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyInstanceOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyInstanceOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyTypeInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyTypeOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyTypeOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetHealthCheckInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetHealthCheckOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetHealthCheckOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetNearRTRICsInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetNearRTRICsOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstanceInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstanceOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstanceOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstancesInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstancesOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstancesOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypeInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypeOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypeOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypesInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypesOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypesOutputBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetStatusInput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetStatusOutput;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetStatusOutputBuilder;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
+import org.oransc.ric.a1med.client.model.PolicyTypeSchema;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+
+/**
+ * Defines a base implementation for your provider. This class overrides the generated interface
+ * from the YANG model and implements the request model for the A1 interface. This class identifies
+ * the Near-RIC throught the IP passed over the payload and calls the corresponding Near-RIC over
+ * Rest API
+ * 
+ * <pre>
+ * 
+ * @author lathishbabu.ganesan@est.tech
+ *
+ */
+
+public class NonrtRicApiProvider implements AutoCloseable, A1ADAPTERAPIService {
+
+  protected static final String APP_NAME = "nonrt-ric-api";
+  protected static final String NO_SERVICE_LOGIC_ACTIVE = "No service logic active for ";
+  private static final String NON_NULL_PARAM = "non-null";
+  private static final String NULL_PARAM = "null";
+  private static final String RESPONSE_SUCCESS = "Success";
+  private static final String RESPONSE_CODE_SUCCESS = "200";
+
+  private final Logger log = LoggerFactory.getLogger(NonrtRicApiProvider.class);
+  private final ExecutorService executor;
+
+  protected DataBroker dataBroker;
+  protected NotificationPublishService notificationService;
+  protected RpcProviderRegistry rpcRegistry;
+  protected BindingAwareBroker.RpcRegistration<?> rpcRegistration;
+  private RestAdapter restAdapter;
+  private NearRicUrlProvider nearRicUrlProvider;
+
+  public NonrtRicApiProvider(DataBroker dataBroker,
+      NotificationPublishService notificationPublishService,
+      RpcProviderRegistry rpcProviderRegistry) {
+    log.info("Creating provider for {}", APP_NAME);
+    executor = Executors.newFixedThreadPool(1);
+    setDataBroker(dataBroker);
+    setNotificationService(notificationPublishService);
+    setRpcRegistry(rpcProviderRegistry);
+    initialize();
+
+  }
+
+  public void initialize() {
+    log.info("Initializing provider for {}", APP_NAME);
+    createContainers();
+    restAdapter = new RestAdapterImpl();
+    nearRicUrlProvider = new NearRicUrlProvider();
+    log.info("Initialization complete for {}", APP_NAME);
+  }
+
+  protected void initializeChild() {
+    // Override if you have custom initialization intelligence
+  }
+
+  @Override
+  public void close() throws Exception {
+    log.info("Closing provider for {}", APP_NAME);
+    executor.shutdown();
+    rpcRegistration.close();
+    log.info("Successfully closed provider for {}", APP_NAME);
+  }
+
+  private static class Iso8601Util {
+
+    private static TimeZone timeZone = TimeZone.getTimeZone("UTC");
+    private static DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
+
+    private Iso8601Util() {}
+
+    static {
+      dateFormat.setTimeZone(timeZone);
+    }
+
+    private static String now() {
+      return dateFormat.format(new Date());
+    }
+  }
+
+  public void setDataBroker(DataBroker dataBroker) {
+    this.dataBroker = dataBroker;
+    if (log.isDebugEnabled()) {
+      log.debug("DataBroker set to {}", dataBroker == null ? NULL_PARAM : NON_NULL_PARAM);
+    }
+  }
+
+  public void setNotificationService(NotificationPublishService notificationService) {
+    this.notificationService = notificationService;
+    if (log.isDebugEnabled()) {
+      log.debug("Notification Service set to {}",
+          notificationService == null ? NULL_PARAM : NON_NULL_PARAM);
+    }
+  }
+
+  public void setRpcRegistry(RpcProviderRegistry rpcRegistry) {
+    this.rpcRegistry = rpcRegistry;
+    if (log.isDebugEnabled()) {
+      log.debug("RpcRegistry set to {}", rpcRegistry == null ? NULL_PARAM : NON_NULL_PARAM);
+    }
+  }
+
+  private void createContainers() {
+
+    final WriteTransaction t = dataBroker.newReadWriteTransaction();
+
+    try {
+      CheckedFuture<Void, TransactionCommitFailedException> checkedFuture = t.submit();
+      checkedFuture.get();
+      log.info("Create containers succeeded!");
+
+    } catch (InterruptedException | ExecutionException e) {
+      log.error("Create containers failed: ", e);
+    }
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<CreatePolicyInstanceOutput>> createPolicyInstance(
+      CreatePolicyInstanceInput input) {
+    log.debug("Start of createPolicyInstance");
+    String uri = nearRicUrlProvider.getPolicyInstanceId(String.valueOf(input.getPolicyTypeId()),
+        String.valueOf(input.getPolicyInstanceId()));
+    restAdapter.put(uri, input.getPolicyInstance());
+    CreatePolicyInstanceOutputBuilder responseBuilder = new CreatePolicyInstanceOutputBuilder();
+    log.debug("End of createPolicyInstance");
+    RpcResult<CreatePolicyInstanceOutput> rpcResult = RpcResultBuilder
+        .<CreatePolicyInstanceOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<CreatePolicyTypeOutput>> createPolicyType(
+      CreatePolicyTypeInput input) {
+    log.debug("Start of createPolicyType");
+    String uri = nearRicUrlProvider.getPolicyTypeId(String.valueOf(input.getPolicyTypeId()));
+    PolicyTypeSchema policyTypeSchema = new PolicyTypeSchema();
+    restAdapter.put(uri, policyTypeSchema);
+    CreatePolicyTypeOutputBuilder responseBuilder = new CreatePolicyTypeOutputBuilder();
+    responseBuilder.setCode(RESPONSE_CODE_SUCCESS);
+    responseBuilder.setStatus(RESPONSE_SUCCESS);
+    log.debug("End of createPolicyType");
+    RpcResult<CreatePolicyTypeOutput> rpcResult = RpcResultBuilder
+        .<CreatePolicyTypeOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<DeletePolicyInstanceOutput>> deletePolicyInstance(
+      DeletePolicyInstanceInput input) {
+    log.debug("Start of deletePolicyInstance");
+    String uri = nearRicUrlProvider.getPolicyInstanceId(String.valueOf(input.getPolicyTypeId()),
+        String.valueOf(input.getPolicyInstanceId()));
+    restAdapter.delete(uri);
+    DeletePolicyInstanceOutputBuilder responseBuilder = new DeletePolicyInstanceOutputBuilder();
+    log.debug("End of deletePolicyInstance");
+    RpcResult<DeletePolicyInstanceOutput> rpcResult = RpcResultBuilder
+        .<DeletePolicyInstanceOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<DeletePolicyTypeOutput>> deletePolicyType(
+      DeletePolicyTypeInput input) {
+    log.debug("Start of deletePolicyType");
+    String uri = nearRicUrlProvider.getPolicyTypeId(String.valueOf(input.getPolicyTypeId()));
+    restAdapter.delete(uri);
+    DeletePolicyTypeOutputBuilder responseBuilder = new DeletePolicyTypeOutputBuilder();
+    log.debug("End of deletePolicyType");
+    RpcResult<DeletePolicyTypeOutput> rpcResult = RpcResultBuilder
+        .<DeletePolicyTypeOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetHealthCheckOutput>> getHealthCheck(
+      GetHealthCheckInput input) {
+    log.debug("Start of getHealthCheck");
+    String uri = nearRicUrlProvider.getHealthCheck();
+    Optional<String> heathCheckStatus = restAdapter.get(uri, String.class);
+    GetHealthCheckOutputBuilder responseBuilder = new GetHealthCheckOutputBuilder();
+    if (heathCheckStatus.get().equals("")) {
+      responseBuilder.setHealthStatus(true);
+    }
+    log.debug("End of getHealthCheck");
+    RpcResult<GetHealthCheckOutput> rpcResult = RpcResultBuilder.<GetHealthCheckOutput>status(true)
+        .withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetNearRTRICsOutput>> getNearRTRICs(GetNearRTRICsInput input) {
+    // TODO Auto-generated method stub
+    return null;
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetPolicyInstanceOutput>> getPolicyInstance(
+      GetPolicyInstanceInput input) {
+    log.debug("Start of getPolicyInstance");
+    String uri = nearRicUrlProvider.getPolicyInstanceId(String.valueOf(input.getPolicyTypeId()),
+        String.valueOf(input.getPolicyInstanceId()));
+    Optional<String> policyInstance = restAdapter.get(uri, String.class);
+    GetPolicyInstanceOutputBuilder responseBuilder = new GetPolicyInstanceOutputBuilder();
+    responseBuilder
+        .setPolicyInstance(policyInstance.isPresent() ? policyInstance.get() : StringUtils.EMPTY);
+    log.debug("End of getPolicyInstance");
+    RpcResult<GetPolicyInstanceOutput> rpcResult = RpcResultBuilder
+        .<GetPolicyInstanceOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetPolicyInstancesOutput>> getPolicyInstances(
+      GetPolicyInstancesInput input) {
+    log.debug("Start of getPolicyInstances");
+    String uri = nearRicUrlProvider.getPolicyInstances(String.valueOf(input.getPolicyTypeId()));
+    Optional<List<String>> policyInstances = restAdapter.get(uri, List.class);
+    GetPolicyInstancesOutputBuilder responseBuilder = new GetPolicyInstancesOutputBuilder();
+    if (policyInstances.isPresent()) {
+      responseBuilder.setPolicyInstanceIdList(policyInstances.get());
+    }
+    log.debug("End of getPolicyInstances");
+    RpcResult<GetPolicyInstancesOutput> rpcResult = RpcResultBuilder
+        .<GetPolicyInstancesOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetPolicyTypeOutput>> getPolicyType(GetPolicyTypeInput input) {
+    log.debug("Start of getPolicyType");
+    log.debug("Policy Type Id : ", input.getPolicyTypeId());
+    String uri = nearRicUrlProvider.getPolicyTypeId(String.valueOf(input.getPolicyTypeId()));
+    Optional<PolicyTypeSchema> policyTypeSchema = restAdapter.get(uri, PolicyTypeSchema.class);
+    GetPolicyTypeOutputBuilder responseBuilder = new GetPolicyTypeOutputBuilder();
+    if (policyTypeSchema.isPresent()) {
+      responseBuilder.setDescription(policyTypeSchema.get().getDescription());
+      responseBuilder.setName(policyTypeSchema.get().getName());
+      responseBuilder.setPolicyType(policyTypeSchema.get().getCreateSchema().toString());
+    }
+    log.debug("End of getPolicyType");
+    RpcResult<GetPolicyTypeOutput> rpcResult = RpcResultBuilder.<GetPolicyTypeOutput>status(true)
+        .withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetPolicyTypesOutput>> getPolicyTypes(
+      GetPolicyTypesInput input) {
+    log.debug("Start of getPolicyTypes");
+    String uri = nearRicUrlProvider.getPolicyTypes();
+    Optional<List<Long>> policyTypes = restAdapter.get(uri, List.class);
+    GetPolicyTypesOutputBuilder responseBuilder = new GetPolicyTypesOutputBuilder();
+    responseBuilder.setPolicyTypeIdList(policyTypes.get());
+    log.debug("End of getPolicyTypes");
+    RpcResult<GetPolicyTypesOutput> rpcResult = RpcResultBuilder.<GetPolicyTypesOutput>status(true)
+        .withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+
+  @Override
+  public ListenableFuture<RpcResult<GetStatusOutput>> getStatus(GetStatusInput input) {
+    log.debug("Start of getStatus");
+    String uri = nearRicUrlProvider.getPolicyInstanceIdStatus(
+        String.valueOf(input.getPolicyTypeId()), String.valueOf(input.getPolicyInstanceId()));
+    Optional<List<String>> policyTypes = restAdapter.get(uri, List.class);
+    GetStatusOutputBuilder responseBuilder = new GetStatusOutputBuilder();
+    // TODO:
+    /*
+     * No Schema defined for the response so Identify a way to parse the schema or create the java
+     * object
+     */
+    responseBuilder.setStatus(RESPONSE_SUCCESS);
+    log.debug("End of getStatus");
+    RpcResult<GetStatusOutput> rpcResult =
+        RpcResultBuilder.<GetStatusOutput>status(true).withResult(responseBuilder.build()).build();
+    return Futures.immediateFuture(rpcResult);
+  }
+}