gerrit.onap Code Review - ccsdk/oran.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2020 Nordix Foundation.
   4  * ================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.ccsdk.features.a1.adapter;
  22
  23 import com.google.common.util.concurrent.Futures;
  24 import com.google.common.util.concurrent.ListenableFuture;
  25 import java.util.Properties;
  26 import java.util.concurrent.ExecutorService;
  27 import java.util.concurrent.Executors;
  28 import org.onap.ccsdk.sli.core.sli.provider.MdsalHelper;
  29 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  30 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
  31 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  32 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  33 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.A1ADAPTERAPIService;
  34 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.DeleteA1PolicyInput;
  35 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.DeleteA1PolicyOutput;
  36 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyInput;
  37 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyOutput;
  38 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyStatusInput;
  39 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyStatusOutput;
  40 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeInput;
  41 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeInputBuilder;
  42 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeOutput;
  43 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeOutputBuilder;
  44 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.PutA1PolicyInput;
  45 import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.PutA1PolicyOutput;
  46 import org.opendaylight.yangtools.yang.common.RpcResult;
  47 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 /**
  52  * Defines a base implementation for your provider. This class overrides the generated interface
  53  * from the YANG model and implements the request model for the A1 interface. This class identifies
  54  * the Near-RT RIC throught the IP passed over the payload and calls the corresponding Near-RT RIC
  55  * over Rest API
  56  *
  57  * <pre>
  58  *
  59  */
  60 @SuppressWarnings("squid:S1874") // "@Deprecated" code should not be used
  61 public class A1AdapterProvider implements AutoCloseable, A1ADAPTERAPIService {
  62
  63   private static final Logger log = LoggerFactory.getLogger(A1AdapterProvider.class);
  64
  65   private static final String APPLICATION_NAME = "a1Adapter-api";
  66
  67   private final ExecutorService executor;
  68   protected DataBroker dataBroker;
  69   protected NotificationPublishService notificationService;
  70   protected RpcProviderRegistry rpcRegistry;
  71   protected BindingAwareBroker.RpcRegistration<A1ADAPTERAPIService> rpcRegistration;
  72   private final A1AdapterClient a1AdapterClient;
  73
  74   public A1AdapterProvider(final DataBroker dataBroker,
  75       final NotificationPublishService notificationPublishService,
  76       final RpcProviderRegistry rpcProviderRegistry, final A1AdapterClient a1AdapterClient) {
  77
  78     log.info("Creating provider for {}", APPLICATION_NAME);
  79     executor = Executors.newFixedThreadPool(1);
  80     this.dataBroker = dataBroker;
  81     this.notificationService = notificationPublishService;
  82     this.rpcRegistry = rpcProviderRegistry;
  83     this.a1AdapterClient = a1AdapterClient;
  84     initialize();
  85   }
  86
  87   public void initialize() {
  88     log.info("Initializing provider for {}", APPLICATION_NAME);
  89     rpcRegistration = rpcRegistry.addRpcImplementation(A1ADAPTERAPIService.class, this);
  90     log.info("Initialization complete for {}", APPLICATION_NAME);
  91   }
  92
  93   protected void initializeChild() {
  94     // Override if you have custom initialization intelligence
  95   }
  96
  97   @Override
  98   public void close() throws Exception {
  99     log.info("Closing provider for {}", APPLICATION_NAME);
 100     executor.shutdown();
 101     rpcRegistration.close();
 102     log.info("Successfully closed provider for {}", APPLICATION_NAME);
 103   }
 104
 105   @Override
 106   public ListenableFuture<RpcResult<DeleteA1PolicyOutput>> deleteA1Policy(
 107       DeleteA1PolicyInput input) {
 108     // TODO Auto-generated method stub
 109     return null;
 110   }
 111
 112   @Override
 113   public ListenableFuture<RpcResult<GetA1PolicyOutput>> getA1Policy(GetA1PolicyInput input) {
 114     log.info("Start of getA1Policy");
 115     return null;
 116   }
 117
 118   @Override
 119   public ListenableFuture<RpcResult<GetA1PolicyStatusOutput>> getA1PolicyStatus(
 120       GetA1PolicyStatusInput input) {
 121     // TODO Auto-generated method stub
 122     return null;
 123   }
 124
 125   @Override
 126   public ListenableFuture<RpcResult<GetA1PolicyTypeOutput>> getA1PolicyType(
 127       GetA1PolicyTypeInput input) {
 128     log.info("Start of getA1PolicyType");
 129     final String svcOperation = "getA1PolicyType";
 130     Properties parms = new Properties();
 131     GetA1PolicyTypeOutputBuilder policyTypeResponse = new GetA1PolicyTypeOutputBuilder();
 132     // add input to parms
 133     log.info("Adding INPUT data for " + svcOperation + " input: " + input);
 134     GetA1PolicyTypeInputBuilder inputBuilder = new GetA1PolicyTypeInputBuilder(input);
 135     MdsalHelper.toProperties(parms, inputBuilder.build());
 136     log.info("Printing SLI parameters to be passed");
 137     // iterate properties file to get key-value pairs
 138     for (String key : parms.stringPropertyNames()) {
 139       String value = parms.getProperty(key);
 140       log.info("The SLI parameter in " + key + " is: " + value);
 141     }
 142     // Call SLI sync method
 143     try {
 144       if (a1AdapterClient.hasGraph("A1-ADAPTER-API", svcOperation, null, "sync")) {
 145         log.info("A1AdapterClient has a Directed Graph for '" + svcOperation + "'");
 146         try {
 147           a1AdapterClient.execute("A1-ADAPTER-API", svcOperation, null, "sync", policyTypeResponse,
 148               parms);
 149           policyTypeResponse.setHttpStatus(200);
 150         } catch (Exception e) {
 151           log.error("Caught exception executing service logic for " + svcOperation, e);
 152           policyTypeResponse.setHttpStatus(500);
 153         }
 154       } else {
 155         log.error("No service logic active for A1Adapter: '" + svcOperation + "'");
 156         policyTypeResponse.setHttpStatus(503);
 157       }
 158     } catch (Exception e) {
 159       log.error("Caught exception looking for service logic", e);
 160       policyTypeResponse.setHttpStatus(500);
 161     }
 162     RpcResult<GetA1PolicyTypeOutput> rpcResult = RpcResultBuilder
 163         .<GetA1PolicyTypeOutput>status(true).withResult(policyTypeResponse.build()).build();
 164     log.info("End of getA1PolicyType");
 165     return Futures.immediateFuture(rpcResult);
 166   }
 167
 168   @Override
 169   public ListenableFuture<RpcResult<PutA1PolicyOutput>> putA1Policy(PutA1PolicyInput input) {
 170     // TODO Auto-generated method stub
 171     return null;
 172   }
 173
 174 }