/*
 * Copyright 2016, gRPC Authors All rights reserved.
 *
 * Licensed 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 io.grpc.internal;

import io.grpc.Attributes;
import javax.annotation.concurrent.ThreadSafe;

/**
 * A {@link ManagedClientTransport} that is based on a connection.
 */
@ThreadSafe
public interface ConnectionClientTransport extends ManagedClientTransport {
  /**
   * Returns a set of attributes, which may vary depending on the state of the transport. The keys
   * should define in what states they will be present.
   */
  Attributes getAttributes();
}
