content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.
   */
  
  package org.apache.cassandra.sidecar.handlers;
  
  import java.util.Collections;
  import java.util.Set;
  import com.google.inject.Inject;
  
  import io.vertx.core.http.HttpServerRequest;
  import io.vertx.core.net.SocketAddress;
  import io.vertx.ext.auth.authorization.Authorization;
  import io.vertx.ext.web.RoutingContext;
  import org.apache.cassandra.sidecar.acl.authorization.BasicPermissions;
  import org.apache.cassandra.sidecar.common.response.ListOperationalJobsResponse;
  import org.apache.cassandra.sidecar.common.response.OperationalJobResponse;
  import org.apache.cassandra.sidecar.concurrent.ExecutorPools;
  import org.apache.cassandra.sidecar.job.OperationalJobManager;
  import org.apache.cassandra.sidecar.utils.CassandraInputValidator;
  import org.apache.cassandra.sidecar.utils.InstanceMetadataFetcher;
  import org.jetbrains.annotations.NotNull;
  
  import static org.apache.cassandra.sidecar.common.data.OperationalJobStatus.RUNNING;
  
  /**
   * Handler for retrieving the all the jobs running on the sidecar
   */
  public class ListOperationalJobsHandler extends AbstractHandler<Void> implements AccessProtected
  {
      private final OperationalJobManager jobManager;
  
      @Inject
      public ListOperationalJobsHandler(InstanceMetadataFetcher metadataFetcher,
                                        ExecutorPools executorPools,
                                        CassandraInputValidator validator,
                                        OperationalJobManager jobManager)
      {
          super(metadataFetcher, executorPools, validator);
          this.jobManager = jobManager;
      }
  
      @Override
      public Set<Authorization> requiredAuthorizations()
      {
          return Collections.singleton(BasicPermissions.READ_OPERATIONAL_JOB.toAuthorization());
      }
  
      @Override
      protected Void extractParamsOrThrow(RoutingContext context)
      {
          return null;
      }
  
      @Override
      protected void handleInternal(RoutingContext context, HttpServerRequest httpRequest, @NotNull String host, SocketAddress remoteAddress, Void request)
      {
          ListOperationalJobsResponse listResponse = new ListOperationalJobsResponse();
          jobManager.allInflightJobs()
                    .stream()
                    .map(job -> new OperationalJobResponse(job.jobId(), RUNNING, job.name(), null))
                    .forEach(listResponse::addJob);
          context.json(listResponse);
      }
  }
  