#19681

Committed 07 Feb 2025 08:46AM CUT coverage: 88.609% (-0.008%) from 88.617%

Build # #19681

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push

github

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web-flow

Commit Message

protobuf: Stabilize marshallerWithRecursionLimit (#11884)

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62.5

/../protobuf/src/main/java/io/grpc/protobuf/ProtoUtils.java

/*
 * Copyright 2014 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.protobuf;

import com.google.protobuf.ExtensionRegistry;
import com.google.protobuf.Message;
import io.grpc.Metadata;
import io.grpc.MethodDescriptor.Marshaller;
import io.grpc.protobuf.lite.ProtoLiteUtils;

/**
 * Utility methods for using protobuf with grpc.
 */
public final class ProtoUtils {

  /**
   * Sets the global registry for proto marshalling shared across all servers and clients.
   *
   * <p>Warning:  This API will likely change over time.  It is not possible to have separate
   * registries per Process, Server, Channel, Service, or Method.  This is intentional until there
   * is a more appropriate API to set them.
   *
   * <p>Warning:  Do NOT modify the extension registry after setting it.  It is thread safe to call
   * {@link #setExtensionRegistry}, but not to modify the underlying object.
   *
   * <p>If you need custom parsing behavior for protos, you will need to make your own
   * {@code MethodDescriptor.Marshaller} for the time being.
   *
   * @since 1.16.0
   */
  public static void setExtensionRegistry(ExtensionRegistry registry) {
    ProtoLiteUtils.setExtensionRegistry(registry);
  }

  /**
   * Create a {@link Marshaller} for protos of the same type as {@code defaultInstance}.
   *
   * @since 1.0.0
   */
  public static <T extends Message> Marshaller<T> marshaller(final T defaultInstance) {
    return ProtoLiteUtils.marshaller(defaultInstance);
  }

  /**
   * Creates a {@link Marshaller} for protos of the same type as {@code defaultInstance} and a
   * custom limit for the recursion depth. Any negative number will leave the limit as its default
   * value as defined by the protobuf library.
   *
   * @since 1.56.0
   */
  public static <T extends Message> Marshaller<T> marshallerWithRecursionLimit(T defaultInstance,
      int recursionLimit) {
    return ProtoLiteUtils.marshallerWithRecursionLimit(defaultInstance, recursionLimit);
  }

  /**
   * Produce a metadata key for a generated protobuf type.
   *
   * @since 1.0.0
   */
  public static <T extends Message> Metadata.Key<T> keyForProto(T instance) {
    return Metadata.Key.of(
        instance.getDescriptorForType().getFullName() + Metadata.BINARY_HEADER_SUFFIX,
        metadataMarshaller(instance));
  }

  /**
   * Produce a metadata marshaller for a protobuf type.
   *
   * @since 1.13.0
   */
  public static <T extends Message> Metadata.BinaryMarshaller<T> metadataMarshaller(T instance) {
    return ProtoLiteUtils.metadataMarshaller(instance);
  }

  private ProtoUtils() {
  }
}

1	/*
2	* Copyright 2014 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.protobuf;
18
19	import com.google.protobuf.ExtensionRegistry;
20	import com.google.protobuf.Message;
21	import io.grpc.Metadata;
22	import io.grpc.MethodDescriptor.Marshaller;
23	import io.grpc.protobuf.lite.ProtoLiteUtils;
24
25	/**
26	* Utility methods for using protobuf with grpc.
27	*/
28	public final class ProtoUtils {
29
30	/**
31	* Sets the global registry for proto marshalling shared across all servers and clients.
32	*
33	* <p>Warning: This API will likely change over time. It is not possible to have separate
34	* registries per Process, Server, Channel, Service, or Method. This is intentional until there
35	* is a more appropriate API to set them.
36	*
37	* <p>Warning: Do NOT modify the extension registry after setting it. It is thread safe to call
38	* {@link #setExtensionRegistry}, but not to modify the underlying object.
39	*
40	* <p>If you need custom parsing behavior for protos, you will need to make your own
41	* {@code MethodDescriptor.Marshaller} for the time being.
42	*
43	* @since 1.16.0
44	*/
45	public static void setExtensionRegistry(ExtensionRegistry registry) {
46	ProtoLiteUtils.setExtensionRegistry(registry);	×
47	}	×
48
49	/**
50	* Create a {@link Marshaller} for protos of the same type as {@code defaultInstance}.
51	*
52	* @since 1.0.0
53	*/
54	public static <T extends Message> Marshaller<T> marshaller(final T defaultInstance) {
55	return ProtoLiteUtils.marshaller(defaultInstance);	1✔
56	}
57
58	/**
59	* Creates a {@link Marshaller} for protos of the same type as {@code defaultInstance} and a
60	* custom limit for the recursion depth. Any negative number will leave the limit as its default
61	* value as defined by the protobuf library.
62	*
63	* @since 1.56.0
64	*/
65	public static <T extends Message> Marshaller<T> marshallerWithRecursionLimit(T defaultInstance,
66	int recursionLimit) {
67	return ProtoLiteUtils.marshallerWithRecursionLimit(defaultInstance, recursionLimit);	×
68	}
69
70	/**
71	* Produce a metadata key for a generated protobuf type.
72	*
73	* @since 1.0.0
74	*/
75	public static <T extends Message> Metadata.Key<T> keyForProto(T instance) {
76	return Metadata.Key.of(	1✔
77	instance.getDescriptorForType().getFullName() + Metadata.BINARY_HEADER_SUFFIX,	1✔
78	metadataMarshaller(instance));	1✔
79	}
80
81	/**
82	* Produce a metadata marshaller for a protobuf type.
83	*
84	* @since 1.13.0
85	*/
86	public static <T extends Message> Metadata.BinaryMarshaller<T> metadataMarshaller(T instance) {
87	return ProtoLiteUtils.metadataMarshaller(instance);	1✔
88	}
89
90	private ProtoUtils() {
91	}
92	}

grpc / grpc-java / #19681

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