com.google.protobuf.Message.toBuilder()方法的使用及代码示例

x33g5p2x  于2022-01-24 转载在 其他  
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本文整理了Java中com.google.protobuf.Message.toBuilder()方法的一些代码示例，展示了Message.toBuilder()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Message.toBuilder()方法的具体详情如下：
包路径：com.google.protobuf.Message
类名称：Message
方法名：toBuilder

Message.toBuilder介绍

暂无

代码示例

代码示例来源：origin: com.google.protobuf/protobuf-java

  1. private Message coerceType(Message value) {
  2.  if (value == null) {
  3.   return null;
  4.  }
  5.  if (mapEntryMessageDefaultInstance.getClass().isInstance(value)) {
  6.   return value;
  7.  }
  8.  // The value is not the exact right message type.  However, if it
  9.  // is an alternative implementation of the same type -- e.g. a
  10.  // DynamicMessage -- we should accept it.  In this case we can make
  11.  // a copy of the message.
  12.  return mapEntryMessageDefaultInstance.toBuilder().mergeFrom(value).build();
  13. }

代码示例来源：origin: osmandapp/Osmand

  1. private static void eagerlyMergeMessageSetExtension(
  2.   CodedInputStream input,
  3.   ExtensionRegistry.ExtensionInfo extension,
  4.   ExtensionRegistryLite extensionRegistry,
  5.   Message.Builder builder,
  6.   FieldSet<FieldDescriptor> extensions) throws IOException {
  7.  FieldDescriptor field = extension.descriptor;
  8.  Message value = null;
  9.  if (hasOriginalMessage(builder, extensions, field)) {
  10.   Message originalMessage =
  11.     getOriginalMessage(builder, extensions, field);
  12.   Message.Builder subBuilder = originalMessage.toBuilder();
  13.   input.readMessage(subBuilder, extensionRegistry);
  14.   value = subBuilder.buildPartial();
  15.  } else {
  16.   value = input.readMessage(extension.defaultInstance.getParserForType(),
  17.    extensionRegistry);
  18.  }
  19.  if (builder != null) {
  20.   builder.setField(field, value);
  21.  } else {
  22.   extensions.setField(field, value);
  23.  }
  24. }

代码示例来源：origin: googleapis/google-cloud-java

  1. ProtoTextMatcher(Class<T> clazz, String expectedTextFormat) {
  2.  T defaultInstance = getDefaultInstance(clazz);
  3.  Message.Builder builder = defaultInstance.toBuilder();
  4.  try {
  5.   TextFormat.merge(expectedTextFormat, builder);
  6.  } catch (TextFormat.ParseException e) {
  7.   throw new IllegalArgumentException("Invalid text format for " + clazz.getName(), e);
  8.  }
  9.  @SuppressWarnings("unchecked") // T.builder().build() always returns T.
  10.  T expectedInstance = (T) builder.build();
  11.  expected = expectedInstance;
  12. }

代码示例来源：origin: google/truth

  1. static FieldScope createFromSetFields(Iterable<? extends Message> messages) {
  2.  if (emptyOrAllNull(messages)) {
  3.   return create(
  4.     FieldScopeLogic.none(),
  5.     Functions.constant(String.format("FieldScopes.fromSetFields(%s)", messages.toString())));
  6.  }
  7.  Optional<Descriptor> optDescriptor = FieldScopeUtil.getSingleDescriptor(messages);
  8.  checkArgument(
  9.    optDescriptor.isPresent(),
  10.    "Cannot create scope from messages with different descriptors: %s",
  11.    getDescriptors(messages));
  12.  Message.Builder builder = null;
  13.  for (Message message : messages) {
  14.   if (message == null) {
  15.    continue;
  16.   }
  17.   if (builder != null) {
  18.    builder.mergeFrom(message);
  19.   } else {
  20.    builder = message.toBuilder();
  21.   }
  22.  }
  23.  Message aggregateMessage = builder.build();
  24.  return create(
  25.    FieldScopeLogic.partialScope(aggregateMessage),
  26.    Functions.constant(String.format("FieldScopes.fromSetFields(%s)", formatList(messages))));
  27. }

代码示例来源：origin: com.google.protobuf/protobuf-java

  1. @SuppressWarnings("unchecked")
  2. @Override
  3. public Builder<K, V> setField(FieldDescriptor field, Object value) {
  4.  checkFieldDescriptor(field);
  5.  if (field.getNumber() == 1) {
  6.   setKey((K) value);
  7.  } else {
  8.   if (field.getType() == FieldDescriptor.Type.ENUM) {
  9.    value = ((EnumValueDescriptor) value).getNumber();
  10.   } else if (field.getType() == FieldDescriptor.Type.MESSAGE) {
  11.    if (value != null && !metadata.defaultValue.getClass().isInstance(value)) {
  12.     // The value is not the exact right message type.  However, if it
  13.     // is an alternative implementation of the same type -- e.g. a
  14.     // DynamicMessage -- we should accept it.  In this case we can make
  15.     // a copy of the message.
  16.     value =
  17.       ((Message) metadata.defaultValue).toBuilder().mergeFrom((Message) value).build();
  18.    }
  19.   }
  20.   setValue((V) value);
  21.  }
  22.  return this;
  23. }

代码示例来源：origin: osmandapp/Osmand

  1. Message originalMessage =
  2.   getOriginalMessage(builder, extensions, field);
  3. Message.Builder subBuilder= originalMessage.toBuilder();
  4. subBuilder.mergeFrom(rawBytes, extensionRegistry);
  5. value = subBuilder.buildPartial();

代码示例来源：origin: google/bundletool

  1. public static <T extends Message> T mergeFromProtos(T proto, T... rest) {
  2.  Message.Builder builder = proto.toBuilder();
  3.  for (T message : rest) {
  4.   builder.mergeFrom(message);
  5.  }
  6.  @SuppressWarnings("unchecked") // Safe by contract of toBuilder().
  7.  T result = (T) builder.build();
  8.  return result;
  9. }

代码示例来源：origin: com.google.api/api-compiler

  1. /** Constructs a builder from this configuration message. */
  2. public Builder toBuilder() {
  3.  return new Builder(configMessage, configMessage.toBuilder(), new LinkedHashMap<>(locations));
  4. }

代码示例来源：origin: googleapis/api-compiler

  1. /** Constructs a builder from this configuration message. */
  2. public Builder toBuilder() {
  3.  return new Builder(configMessage, configMessage.toBuilder(), new LinkedHashMap<>(locations));
  4. }

代码示例来源：origin: com.google.api/api-compiler

  1. /**
  2.  * Constructs a new empty builder, based on the given default instance for the underlying config
  3.  * message.
  4.  *
  5.  * <p>An initialized message can also be passed, however, no source location tracking will happen
  6.  * for it.
  7.  */
  8. public static Builder newBuilder(Message defaultInstance) {
  9.  return new Builder(
  10.    defaultInstance,
  11.    defaultInstance.toBuilder(),
  12.    new LinkedHashMap<MessageKey, ImmutableMap<LocationKey, Location>>());
  13. }

代码示例来源：origin: googleapis/api-compiler

  1. /**
  2.  * Constructs a new empty builder, based on the given default instance for the underlying config
  3.  * message.
  4.  *
  5.  * <p>An initialized message can also be passed, however, no source location tracking will happen
  6.  * for it.
  7.  */
  8. public static Builder newBuilder(Message defaultInstance) {
  9.  return new Builder(
  10.    defaultInstance,
  11.    defaultInstance.toBuilder(),
  12.    new LinkedHashMap<MessageKey, ImmutableMap<LocationKey, Location>>());
  13. }

代码示例来源：origin: com.twitter.elephantbird/elephant-bird-core

  1. public static Message addField(Message m, String name, Object value) {
  2.  Message.Builder builder = m.toBuilder();
  3.  setFieldByName(builder, name, value);
  4.  return builder.build();
  5. }

代码示例来源：origin: gojektech/feast

  1. private <T extends Message> Map<String, T> getSpecs(
  2.   T prototype, String type, Iterable<String> ids) {
  3.  Map<String, T> specs = new HashMap<>();
  4.  for (String id : ids) {
  5.   Message.Builder builder = prototype.toBuilder();
  6.   mergeJsonProto(getSpecFile(type, id), builder);
  7.   //noinspection unchecked
  8.   specs.put(id, (T) builder.build());
  9.  }
  10.  return specs;
  11. }

代码示例来源：origin: com.google.openrtb/openrtb-core

  1. @SuppressWarnings("unchecked")
  2. @Override protected final void read(EB msg, JsonParser par) throws IOException {
  3.  Object extObj = msg.getExtension(key);
  4.  if (extObj instanceof Message) {
  5.   readSingle(msg, par, (XB) ((Message) extObj).toBuilder());
  6.  } else if (extObj instanceof List<?>) {
  7.   readRepeated(msg, par);
  8.  } else {
  9.   throw new IllegalStateException("Extension must be Message or repeated Message");
  10.  }
  11. }

代码示例来源：origin: xyz.codemeans.protobuf4j/protobuf4j-core

  1. @SuppressWarnings("unchecked")
  2. @Override
  3. public T setFieldValue(T msg, String fieldName, Object fieldValue) {
  4.  Descriptors.FieldDescriptor fd = checkFieldDescriptor(fieldName);
  5.  return (T) msg.toBuilder().setField(fd, fieldValue).build();
  6. }

代码示例来源：origin: com.hubspot.jackson/jackson-datatype-protobuf

  1. @SuppressWarnings("unchecked")
  2. public static <T extends Builder> T createBuilder(Class<T> builderType, ExtensionRegistry extensionRegistry) {
  3.  Class<? extends Message> messageType = (Class<? extends Message>) builderType.getDeclaringClass();
  4.  return (T) create(messageType, extensionRegistry).toBuilder();
  5. }

代码示例来源：origin: com.twitter.elephantbird/elephant-bird-hive

  1. @Override
  2. public Object setStructFieldData(Object data, StructField field, Object fieldValue) {
  3.  return ((Message) data)
  4.    .toBuilder()
  5.    .setField(descriptor.findFieldByName(field.getFieldName()), fieldValue)
  6.    .build();
  7. }

代码示例来源：origin: org.openbase.bco/dal.lib

  1. public UnitDataFilteredObservable(final DataProvider<M> dataProvider, final ServiceTempus serviceTempus, final UnitTemplate unitTemplate) {
  2.   super(dataProvider);
  3.   this.unit = dataProvider;
  4.   this.serviceTempus = serviceTempus;
  5.   this.setHashGenerator((M value) -> removeUnwantedServiceTempus(value.toBuilder()).build().hashCode());
  6.   this.fieldsToKeep = new HashSet<>();
  7.   this.unitTemplate = unitTemplate;
  8.   if (unitTemplate != null) {
  9.     updateFieldsToKeep();
  10.   }
  11. }

代码示例来源：origin: org.openbase.bco/dal.lib

  1. public ServiceDataFilteredObservable(final DataProvider<M> source) {
  2.   super(source);
  3.   this.setHashGenerator((M value) -> removeResponsibleActoin(removeTimestamps(value.toBuilder())).build().hashCode());
  4. }

代码示例来源：origin: org.openbase.bco/dal.lib

  1. private void setRequestedState() throws CouldNotPerformException {
  2.   try (ClosableDataBuilder dataBuilder = unit.getDataBuilder(this)) {
  3.     // set the responsible action for the service attribute
  4.     Message.Builder serviceStateBuilder = serviceAttribute.toBuilder();
  5.     Descriptors.FieldDescriptor fieldDescriptor = ProtoBufFieldProcessor.getFieldDescriptor(serviceStateBuilder, Service.RESPONSIBLE_ACTION_FIELD_NAME);
  6.     serviceStateBuilder.setField(fieldDescriptor, actionDescriptionBuilder.build());
  7.     // set the updated service attribute as requested state in the unit data builder
  8.     Services.invokeServiceMethod(serviceDescription.getType(), serviceDescription.getPattern(), ServiceTempus.REQUESTED, dataBuilder.getInternalBuilder(), serviceStateBuilder);
  9.   }
  10. }

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