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 com.aliyun.odps.tunnel;
  
  import com.aliyun.odps.commons.transport.Headers;
  
  // TODO: merge to Headers
  public class HttpHeaders extends Headers {
  
    public static final String HEADER_ODPS_REQUEST_ID = "x-odps-request-id";
    public static final String HEADER_ODPS_TUNNEL_VERSION = "x-odps-tunnel-version";
    public static final String HEADER_STREAM_VERSION = "x-odps-tunnel-stream-version";
    public static final String HEADER_ODPS_CURRENT_PACKID = "x-odps-current-packid";
    public static final String HEADER_ODPS_PACK_TIMESTAMP = "x-odps-pack-timestamp";
    public static final String HEADER_ODPS_NEXT_PACKID = "x-odps-next-packid";
    public static final String HEADER_ODPS_PACK_NUM = "x-odps-pack-num";
    public static final String HEADER_ODPS_VOLUME_FS_PATH = "x-odps-volume-fs-path";
    public static final String HEADER_ODPS_VOLUME_SESSIONID = "x-odps-volume-sessionid";
    public static final String HEADER_ODPS_DATE_TRANSFORM = "odps-tunnel-date-transform";
    public static final String HEADER_ODPS_ROUTED_SERVER = "odps-tunnel-routed-server";
    public static final String HEADER_ODPS_SLOT_NUM = "odps-tunnel-slot-num";
    public static final String HEADER_ODPS_TUNNEL_TAGS= "odps-tunnel-tags";
    public static final String HEADER_ODPS_TUNNEL_SDK_SUPPORT_SCHEMA_EVOLUTION = "odps-tunnel-sdk-support-schema-evolution";
    public static final String HEADER_ODPS_TUNNEL_LATEST_SCHEMA_VERSION = "odps-tunnel-latest-schema-version";
    public static final String HEADER_ODPS_TUNNEL_METRICS = "odps-tunnel-metrics";
  
  }
  