Package com.google.protobuf.Descriptors

Examples of com.google.protobuf.Descriptors.FieldDescriptor

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    }
  }

  public void testFieldDescriptor() throws Exception {
    Descriptor messageType = TestAllTypes.getDescriptor();
    FieldDescriptor primitiveField =
      messageType.findFieldByName("optional_int32");
    FieldDescriptor enumField =
      messageType.findFieldByName("optional_nested_enum");
    FieldDescriptor messageField =
      messageType.findFieldByName("optional_foreign_message");
    FieldDescriptor cordField =
      messageType.findFieldByName("optional_cord");
    FieldDescriptor extension =
      UnittestProto.optionalInt32Extension.getDescriptor();
    FieldDescriptor nestedExtension = TestRequired.single.getDescriptor();

    assertEquals("optional_int32", primitiveField.getName());
    assertEquals("protobuf_unittest.TestAllTypes.optional_int32",
                 primitiveField.getFullName());
    assertEquals(1, primitiveField.getNumber());
    assertEquals(messageType, primitiveField.getContainingType());
    assertEquals(UnittestProto.getDescriptor(), primitiveField.getFile());
    assertEquals(FieldDescriptor.Type.INT32, primitiveField.getType());
    assertEquals(FieldDescriptor.JavaType.INT, primitiveField.getJavaType());
    assertEquals(DescriptorProtos.FieldOptions.getDefaultInstance(),
                 primitiveField.getOptions());
    assertFalse(primitiveField.isExtension());
    assertEquals("optional_int32", primitiveField.toProto().getName());

    assertEquals("optional_nested_enum", enumField.getName());
    assertEquals(FieldDescriptor.Type.ENUM, enumField.getType());
    assertEquals(FieldDescriptor.JavaType.ENUM, enumField.getJavaType());
    assertEquals(TestAllTypes.NestedEnum.getDescriptor(),
                 enumField.getEnumType());

    assertEquals("optional_foreign_message", messageField.getName());
    assertEquals(FieldDescriptor.Type.MESSAGE, messageField.getType());
    assertEquals(FieldDescriptor.JavaType.MESSAGE, messageField.getJavaType());
    assertEquals(ForeignMessage.getDescriptor(), messageField.getMessageType());

    assertEquals("optional_cord", cordField.getName());
    assertEquals(FieldDescriptor.Type.STRING, cordField.getType());
    assertEquals(FieldDescriptor.JavaType.STRING, cordField.getJavaType());
    assertEquals(DescriptorProtos.FieldOptions.CType.CORD,
                 cordField.getOptions().getCtype());

    assertEquals("optional_int32_extension", extension.getName());
    assertEquals("protobuf_unittest.optional_int32_extension",
                 extension.getFullName());
    assertEquals(1, extension.getNumber());
    assertEquals(TestAllExtensions.getDescriptor(),
                 extension.getContainingType());
    assertEquals(UnittestProto.getDescriptor(), extension.getFile());
    assertEquals(FieldDescriptor.Type.INT32, extension.getType());
    assertEquals(FieldDescriptor.JavaType.INT, extension.getJavaType());
    assertEquals(DescriptorProtos.FieldOptions.getDefaultInstance(),
                 extension.getOptions());
    assertTrue(extension.isExtension());
    assertEquals(null, extension.getExtensionScope());
    assertEquals("optional_int32_extension", extension.toProto().getName());

    assertEquals("single", nestedExtension.getName());
    assertEquals("protobuf_unittest.TestRequired.single",
                 nestedExtension.getFullName());
    assertEquals(TestRequired.getDescriptor(),
                 nestedExtension.getExtensionScope());
  }
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    assertEquals(TestRequired.getDescriptor(),
                 nestedExtension.getExtensionScope());
  }

  public void testFieldDescriptorLabel() throws Exception {
    FieldDescriptor requiredField =
      TestRequired.getDescriptor().findFieldByName("a");
    FieldDescriptor optionalField =
      TestAllTypes.getDescriptor().findFieldByName("optional_int32");
    FieldDescriptor repeatedField =
      TestAllTypes.getDescriptor().findFieldByName("repeated_int32");

    assertTrue(requiredField.isRequired());
    assertFalse(requiredField.isRepeated());
    assertFalse(optionalField.isRequired());
    assertFalse(optionalField.isRepeated());
    assertFalse(repeatedField.isRequired());
    assertTrue(repeatedField.isRepeated());
  }
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    assertTrue(
      descriptor.getOptions().hasExtension(UnittestCustomOptions.messageOpt1));
    assertEquals(Integer.valueOf(-56),
      descriptor.getOptions().getExtension(UnittestCustomOptions.messageOpt1));

    FieldDescriptor field = descriptor.findFieldByName("field1");
    assertNotNull(field);

    assertTrue(
      field.getOptions().hasExtension(UnittestCustomOptions.fieldOpt1));
    assertEquals(Long.valueOf(8765432109L),
      field.getOptions().getExtension(UnittestCustomOptions.fieldOpt1));

    EnumDescriptor enumType =
      UnittestCustomOptions.TestMessageWithCustomOptions.AnEnum.getDescriptor();

    assertTrue(
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      }
    }

    // Check that embedded messages are initialized.
    for (Map.Entry<FieldDescriptor, Object> entry : getAllFields().entrySet()) {
      FieldDescriptor field = entry.getKey();
      if (field.getJavaType() == FieldDescriptor.JavaType.MESSAGE) {
        if (field.isRepeated()) {
          for (Message element : (List<Message>) entry.getValue()) {
            if (!element.isInitialized()) {
              return false;
            }
          }
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    return TextFormat.printToString(this);
  }

  public void writeTo(CodedOutputStream output) throws IOException {
    for (Map.Entry<FieldDescriptor, Object> entry : getAllFields().entrySet()) {
      FieldDescriptor field = entry.getKey();
      if (field.isRepeated()) {
        List valueList = (List) entry.getValue();
        if (field.getOptions().getPacked()) {

          output.writeTag(field.getNumber(),
                          WireFormat.WIRETYPE_LENGTH_DELIMITED);
          int dataSize = 0;
          for (Object element : valueList) {
            dataSize += CodedOutputStream.computeFieldSizeNoTag(
                field.getType(), element);
          }
          output.writeRawVarint32(dataSize);

          for (Object element : valueList) {
            output.writeFieldNoTag(field.getType(), element);
          }
        } else {
          for (Object element : valueList) {
            output.writeField(field.getType(), field.getNumber(), element);
          }
        }
      } else {
        output.writeField(field.getType(), field.getNumber(), entry.getValue());
      }
    }

    UnknownFieldSet unknownFields = getUnknownFields();
    if (getDescriptorForType().getOptions().getMessageSetWireFormat()) {
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    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    for (Map.Entry<FieldDescriptor, Object> entry : getAllFields().entrySet()) {
      FieldDescriptor field = entry.getKey();
      if (field.isRepeated()) {
        List valueList = (List) entry.getValue();
        if (field.getOptions().getPacked()) {
          int dataSize = 0;
          for (Object element : valueList) {
            dataSize += CodedOutputStream.computeFieldSizeNoTag(
                field.getType(), element);
          }
          size += dataSize;
          size += CodedOutputStream.computeTagSize(field.getNumber());
          size += CodedOutputStream.computeRawVarint32Size(dataSize);
        } else {
          for (Object element : valueList) {
            size += CodedOutputStream.computeFieldSize(
                field.getType(), field.getNumber(), element);
          }
        }
      } else {
        size += CodedOutputStream.computeFieldSize(
          field.getType(), field.getNumber(), entry.getValue());
      }
    }

    UnknownFieldSet unknownFields = getUnknownFields();
    if (getDescriptorForType().getOptions().getMessageSetWireFormat()) {
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      // TODO(kenton):  Provide a function somewhere called makeDeepCopy()
      //   which allows people to make secure deep copies of messages.

      for (Map.Entry<FieldDescriptor, Object> entry :
           other.getAllFields().entrySet()) {
        FieldDescriptor field = entry.getKey();
        if (field.isRepeated()) {
          for (Object element : (List)entry.getValue()) {
            addRepeatedField(field, element);
          }
        } else if (field.getJavaType() == FieldDescriptor.JavaType.MESSAGE) {
          Message existingValue = (Message)getField(field);
          if (existingValue == existingValue.getDefaultInstanceForType()) {
            setField(field, entry.getValue());
          } else {
            setField(field,
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                 UnittestImport.getDescriptor().getServices());
    for (int i = 0; i < file.getServices().size(); i++) {
      assertEquals(i, file.getServices().get(i).getIndex());
    }

    FieldDescriptor extension =
      UnittestProto.optionalInt32Extension.getDescriptor();
    assertEquals(extension, file.getExtensions().get(0));
    assertEquals(extension,
                 file.findExtensionByName("optional_int32_extension"));
    assertNull(file.findExtensionByName("no_such_ext"));
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    assertEquals("protobuf_unittest.TestAllTypes.NestedMessage",
                 nestedType.getFullName());
    assertEquals(UnittestProto.getDescriptor(), nestedType.getFile());
    assertEquals(messageType, nestedType.getContainingType());

    FieldDescriptor field = messageType.getFields().get(0);
    assertEquals("optional_int32", field.getName());
    assertEquals(field, messageType.findFieldByName("optional_int32"));
    assertNull(messageType.findFieldByName("no_such_field"));
    assertEquals(field, messageType.findFieldByNumber(1));
    assertNull(messageType.findFieldByNumber(571283));
    for (int i = 0; i < messageType.getFields().size(); i++) {
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    }
  }

  public void testFieldDescriptor() throws Exception {
    Descriptor messageType = TestAllTypes.getDescriptor();
    FieldDescriptor primitiveField =
      messageType.findFieldByName("optional_int32");
    FieldDescriptor enumField =
      messageType.findFieldByName("optional_nested_enum");
    FieldDescriptor messageField =
      messageType.findFieldByName("optional_foreign_message");
    FieldDescriptor cordField =
      messageType.findFieldByName("optional_cord");
    FieldDescriptor extension =
      UnittestProto.optionalInt32Extension.getDescriptor();
    FieldDescriptor nestedExtension = TestRequired.single.getDescriptor();

    assertEquals("optional_int32", primitiveField.getName());
    assertEquals("protobuf_unittest.TestAllTypes.optional_int32",
                 primitiveField.getFullName());
    assertEquals(1, primitiveField.getNumber());
    assertEquals(messageType, primitiveField.getContainingType());
    assertEquals(UnittestProto.getDescriptor(), primitiveField.getFile());
    assertEquals(FieldDescriptor.Type.INT32, primitiveField.getType());
    assertEquals(FieldDescriptor.JavaType.INT, primitiveField.getJavaType());
    assertEquals(DescriptorProtos.FieldOptions.getDefaultInstance(),
                 primitiveField.getOptions());
    assertFalse(primitiveField.isExtension());
    assertEquals("optional_int32", primitiveField.toProto().getName());

    assertEquals("optional_nested_enum", enumField.getName());
    assertEquals(FieldDescriptor.Type.ENUM, enumField.getType());
    assertEquals(FieldDescriptor.JavaType.ENUM, enumField.getJavaType());
    assertEquals(TestAllTypes.NestedEnum.getDescriptor(),
                 enumField.getEnumType());

    assertEquals("optional_foreign_message", messageField.getName());
    assertEquals(FieldDescriptor.Type.MESSAGE, messageField.getType());
    assertEquals(FieldDescriptor.JavaType.MESSAGE, messageField.getJavaType());
    assertEquals(ForeignMessage.getDescriptor(), messageField.getMessageType());

    assertEquals("optional_cord", cordField.getName());
    assertEquals(FieldDescriptor.Type.STRING, cordField.getType());
    assertEquals(FieldDescriptor.JavaType.STRING, cordField.getJavaType());
    assertEquals(DescriptorProtos.FieldOptions.CType.CORD,
                 cordField.getOptions().getCtype());

    assertEquals("optional_int32_extension", extension.getName());
    assertEquals("protobuf_unittest.optional_int32_extension",
                 extension.getFullName());
    assertEquals(1, extension.getNumber());
    assertEquals(TestAllExtensions.getDescriptor(),
                 extension.getContainingType());
    assertEquals(UnittestProto.getDescriptor(), extension.getFile());
    assertEquals(FieldDescriptor.Type.INT32, extension.getType());
    assertEquals(FieldDescriptor.JavaType.INT, extension.getJavaType());
    assertEquals(DescriptorProtos.FieldOptions.getDefaultInstance(),
                 extension.getOptions());
    assertTrue(extension.isExtension());
    assertEquals(null, extension.getExtensionScope());
    assertEquals("optional_int32_extension", extension.toProto().getName());

    assertEquals("single", nestedExtension.getName());
    assertEquals("protobuf_unittest.TestRequired.single",
                 nestedExtension.getFullName());
    assertEquals(TestRequired.getDescriptor(),
                 nestedExtension.getExtensionScope());
  }
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Related Classes of com.google.protobuf.Descriptors.FieldDescriptor

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  • com.foundationdb.server.store.ChangeSetHelper
  • com.foundationdb.server.store.format.protobuf.ProtobufRowDataConverter$TableConverter
  • com.google.appengine.api.datastore.UnknownFieldChecker
  • com.google.k2crypto.keyversions.KeyVersionRegistryTest
  • com.google.k2crypto.keyversions.RegisteredKeyVersionTest
  • com.google.nigori.common.TypeAdapterProtobuf
  • com.google.protobuf.AbstractMessage
  • com.google.protobuf.AbstractMessage$Builder
  • com.google.protobuf.DescriptorsTest
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