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.livemigration;
  
  import java.util.List;
  import java.util.Set;
  import java.util.stream.Collectors;
  
  import com.google.inject.Inject;
  import io.vertx.core.Handler;
  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.LiveMigrationTaskResponse;
  import org.apache.cassandra.sidecar.handlers.AccessProtected;
  import org.apache.cassandra.sidecar.livemigration.DataCopyTaskManager;
  import org.apache.cassandra.sidecar.livemigration.LiveMigrationTask;
  
  import static org.apache.cassandra.sidecar.handlers.AbstractHandler.extractHostAddressWithoutPort;
  
  /**
   * Handler for retrieving all Live Migration data copy tasks.
   */
  public class LiveMigrationGetAllDataCopyTasksHandler implements Handler<RoutingContext>, AccessProtected
  {
      private final DataCopyTaskManager dataCopyTaskManager;
  
      @Inject
      public LiveMigrationGetAllDataCopyTasksHandler(DataCopyTaskManager dataCopyTaskManager)
      {
          this.dataCopyTaskManager = dataCopyTaskManager;
      }
  
      @Override
      public void handle(RoutingContext context)
      {
          String localhost = extractHostAddressWithoutPort(context.request());
          List<LiveMigrationTaskResponse> tasks = dataCopyTaskManager.getAllTasks(localhost)
                                                                     .stream()
                                                                     .map(LiveMigrationTask::getResponse)
                                                                     .collect(Collectors.toList());
          context.json(tasks);
      }
  
      @Override
      public Set<Authorization> requiredAuthorizations()
      {
          return Set.of(BasicPermissions.STREAM_FILES.toAuthorization());
      }
  }
  