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.arrow.flight;
  
  import java.io.IOException;
  import java.nio.ByteBuffer;
  import org.apache.arrow.flight.impl.Flight;
  
  /** The result of attempting to close/invalidate a server session context. */
  public class CloseSessionResult {
    /** Close operation result status values. */
    public enum Status {
      /**
       * The session close status is unknown. Servers should avoid using this value (send a NOT_FOUND
       * error if the requested session is not known). Clients can retry the request.
       */
      UNSPECIFIED,
      /** The session close request is complete. */
      CLOSED,
      /** The session close request is in progress. The client may retry the request. */
      CLOSING,
      /** The session is not closeable. */
      NOT_CLOSABLE,
      ;
  
      public static Status fromProtocol(Flight.CloseSessionResult.Status proto) {
        return values()[proto.getNumber()];
      }
  
      public Flight.CloseSessionResult.Status toProtocol() {
        return Flight.CloseSessionResult.Status.values()[ordinal()];
      }
    }
  
    private final Status status;
  
    public CloseSessionResult(Status status) {
      this.status = status;
    }
  
    CloseSessionResult(Flight.CloseSessionResult proto) {
      status = Status.fromProtocol(proto.getStatus());
      if (status == null) {
        // Unreachable
        throw new IllegalArgumentException("");
      }
    }
  
    public Status getStatus() {
      return status;
    }
  
    Flight.CloseSessionResult toProtocol() {
      Flight.CloseSessionResult.Builder b = Flight.CloseSessionResult.newBuilder();
      b.setStatus(status.toProtocol());
      return b.build();
    }
  
    /**
     * Get the serialized form of this protocol message.
     *
     * <p>Intended to help interoperability by allowing non-Flight services to still return Flight
     * types.
     */
    public ByteBuffer serialize() {
      return ByteBuffer.wrap(toProtocol().toByteArray());
    }
  
    /**
     * Parse the serialized form of this protocol message.
     *
     * <p>Intended to help interoperability by allowing Flight clients to obtain stream info from
     * non-Flight services.
     *
     * @param serialized The serialized form of the message, as returned by {@link #serialize()}.
     * @return The deserialized message.
     * @throws IOException if the serialized form is invalid.
     */
    public static CloseSessionResult deserialize(ByteBuffer serialized) throws IOException {
      return new CloseSessionResult(Flight.CloseSessionResult.parseFrom(serialized));
    }
  }
  