1 /* 2 * Copyright 2016 The gRPC Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package io.grpc.internal; 18 19 import io.grpc.Attributes; 20 import javax.annotation.concurrent.ThreadSafe; 21 22 /** 23 * A {@link ManagedClientTransport} that is based on a connection. 24 */ 25 @ThreadSafe 26 public interface ConnectionClientTransport extends ManagedClientTransport { 27 /** 28 * Returns a set of attributes, which may vary depending on the state of the transport. The keys 29 * should define in what states they will be present. 30 */ getAttributes()31 Attributes getAttributes(); 32 } 33