#19180

Committed 29 Apr 2024 11:30PM UTC coverage: 88.296% (-0.06%) from 88.351%

Build # #19180

Build Type

push

github

Committed by

web-flow

Commit Message

Plumb optional labels from LB to ClientStreamTracer

As part of gRFC A78:

> To support the locality label in the per-call metrics, we will provide
> a mechanism for LB picker to add optional labels to the call attempt
> tracer.

Run Details

31435 of 35602 relevant lines covered (88.3%)

0.88 hits per line

Source File
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43.75

/../util/src/main/java/io/grpc/util/ForwardingClientStreamTracer.java

/*
 * Copyright 2019 The gRPC Authors
 *
 * 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.util;

import com.google.common.base.MoreObjects;
import io.grpc.Attributes;
import io.grpc.ClientStreamTracer;
import io.grpc.ExperimentalApi;
import io.grpc.Metadata;
import io.grpc.Status;

@ExperimentalApi("https://github.com/grpc/grpc-java/issues/2861")
public abstract class ForwardingClientStreamTracer extends ClientStreamTracer {
  /** Returns the underlying {@code ClientStreamTracer}. */
  protected abstract ClientStreamTracer delegate();

  @Override
  public void streamCreated(Attributes transportAttrs, Metadata headers) {
    delegate().streamCreated(transportAttrs, headers);
  }

  @Override
  public void createPendingStream() {
    delegate().createPendingStream();
  }

  @Override
  public void outboundHeaders() {
    delegate().outboundHeaders();
  }

  @Override
  public void inboundHeaders() {
    delegate().inboundHeaders();
  }

  @Override
  public void inboundTrailers(Metadata trailers) {
    delegate().inboundTrailers(trailers);
  }

  @Override
  public void addOptionalLabel(String key, String value) {
    delegate().addOptionalLabel(key, value);
  }

  @Override
  public void streamClosed(Status status) {
    delegate().streamClosed(status);
  }

  @Override
  public void outboundMessage(int seqNo) {
    delegate().outboundMessage(seqNo);
  }

  @Override
  public void inboundMessage(int seqNo) {
    delegate().inboundMessage(seqNo);
  }

  @Override
  public void outboundMessageSent(int seqNo, long optionalWireSize, long optionalUncompressedSize) {
    delegate().outboundMessageSent(seqNo, optionalWireSize, optionalUncompressedSize);
  }

  @Override
  public void inboundMessageRead(int seqNo, long optionalWireSize, long optionalUncompressedSize) {
    delegate().inboundMessageRead(seqNo, optionalWireSize, optionalUncompressedSize);
  }

  @Override
  public void outboundWireSize(long bytes) {
    delegate().outboundWireSize(bytes);
  }

  @Override
  public void outboundUncompressedSize(long bytes) {
    delegate().outboundUncompressedSize(bytes);
  }

  @Override
  public void inboundWireSize(long bytes) {
    delegate().inboundWireSize(bytes);
  }

  @Override
  public void inboundUncompressedSize(long bytes) {
    delegate().inboundUncompressedSize(bytes);
  }

  @Override
  public String toString() {
    return MoreObjects.toStringHelper(this).add("delegate", delegate()).toString();
  }
}

1	/*
2	* Copyright 2019 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.util;
18
19	import com.google.common.base.MoreObjects;
20	import io.grpc.Attributes;
21	import io.grpc.ClientStreamTracer;
22	import io.grpc.ExperimentalApi;
23	import io.grpc.Metadata;
24	import io.grpc.Status;
25
26	@ExperimentalApi("https://github.com/grpc/grpc-java/issues/2861")
27	public abstract class ForwardingClientStreamTracer extends ClientStreamTracer {	1✔
28	/** Returns the underlying {@code ClientStreamTracer}. */
29	protected abstract ClientStreamTracer delegate();
30
31	@Override
32	public void streamCreated(Attributes transportAttrs, Metadata headers) {
33	delegate().streamCreated(transportAttrs, headers);	1✔
34	}	1✔
35
36	@Override
37	public void createPendingStream() {
38	delegate().createPendingStream();	1✔
39	}	1✔
40
41	@Override
42	public void outboundHeaders() {
43	delegate().outboundHeaders();	1✔
44	}	1✔
45
46	@Override
47	public void inboundHeaders() {
48	delegate().inboundHeaders();	1✔
49	}	1✔
50
51	@Override
52	public void inboundTrailers(Metadata trailers) {
53	delegate().inboundTrailers(trailers);	1✔
54	}	1✔
55
56	@Override
57	public void addOptionalLabel(String key, String value) {
58	delegate().addOptionalLabel(key, value);	1✔
59	}	1✔
60
61	@Override
62	public void streamClosed(Status status) {
63	delegate().streamClosed(status);	×
64	}	×
65
66	@Override
67	public void outboundMessage(int seqNo) {
68	delegate().outboundMessage(seqNo);	×
69	}	×
70
71	@Override
72	public void inboundMessage(int seqNo) {
73	delegate().inboundMessage(seqNo);	×
74	}	×
75
76	@Override
77	public void outboundMessageSent(int seqNo, long optionalWireSize, long optionalUncompressedSize) {
78	delegate().outboundMessageSent(seqNo, optionalWireSize, optionalUncompressedSize);	×
79	}	×
80
81	@Override
82	public void inboundMessageRead(int seqNo, long optionalWireSize, long optionalUncompressedSize) {
83	delegate().inboundMessageRead(seqNo, optionalWireSize, optionalUncompressedSize);	×
84	}	×
85
86	@Override
87	public void outboundWireSize(long bytes) {
88	delegate().outboundWireSize(bytes);	×
89	}	×
90
91	@Override
92	public void outboundUncompressedSize(long bytes) {
93	delegate().outboundUncompressedSize(bytes);	×
94	}	×
95
96	@Override
97	public void inboundWireSize(long bytes) {
98	delegate().inboundWireSize(bytes);	×
99	}	×
100
101	@Override
102	public void inboundUncompressedSize(long bytes) {
103	delegate().inboundUncompressedSize(bytes);	×
104	}	×
105
106	@Override
107	public String toString() {
108	return MoreObjects.toStringHelper(this).add("delegate", delegate()).toString();	1✔
109	}
110	}

grpc / grpc-java / #19180

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