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;
  
  /** Constants representing well-known URI schemes for Flight services. */
  public final class LocationSchemes {
    public static final String GRPC = "grpc";
    public static final String GRPC_INSECURE = "grpc+tcp";
    public static final String GRPC_DOMAIN_SOCKET = "grpc+unix";
    public static final String GRPC_TLS = "grpc+tls";
    public static final String REUSE_CONNECTION = "arrow-flight-reuse-connection";
  
    private LocationSchemes() {
      throw new AssertionError("Do not instantiate this class.");
    }
  }
  