Package com.google.protobuf.Descriptors

Examples of com.google.protobuf.Descriptors.Descriptor.findFieldByName()

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    } catch (UnsupportedOperationException e) {
      // We expect this exception.
    }
    try {
      builder.getFieldBuilder(
          descriptor.findFieldByName("repeated_nested_enum"));
      fail("Exception was not thrown");
    } catch (UnsupportedOperationException e) {
      // We expect this exception.
    }
    try {
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    } catch (UnsupportedOperationException e) {
      // We expect this exception.
    }
    try {
      builder.getFieldBuilder(
          descriptor.findFieldByName("repeated_nested_message"));
      fail("Exception was not thrown");
    } catch (UnsupportedOperationException e) {
      // We expect this exception.
    }
  }
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    Descriptor d = ((MessageOrBuilder)r).getDescriptorForType();
    FieldDescriptor[] fields = fieldCache.get(d);
    if (fields == null) {                         // cache miss
      fields = new FieldDescriptor[s.getFields().size()];
      for (Field f : s.getFields())
        fields[f.pos()] = d.findFieldByName(f.name());
      fieldCache.put(d, fields);                  // update cache
    }
    return fields;
  }
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      tokenizer.consume("]");

      field = extension.descriptor;
    } else {
      final String name = tokenizer.consumeIdentifier();
      field = type.findFieldByName(name);

      // Group names are expected to be capitalized as they appear in the
      // .proto file, which actually matches their type names, not their field
      // names.
      if (field == null) {
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      // names.
      if (field == null) {
        // Explicitly specify US locale so that this code does not break when
        // executing in Turkey.
        final String lowerName = name.toLowerCase(Locale.US);
        field = type.findFieldByName(lowerName);
        // If the case-insensitive match worked but the field is NOT a group,
        if (field != null && field.getType() != FieldDescriptor.Type.GROUP) {
          field = null;
        }
      }
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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 =
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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 =
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    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();
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    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());
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    assertTrue(repeatedField.isRepeated());
  }

  public void testFieldDescriptorDefault() throws Exception {
    Descriptor d = TestAllTypes.getDescriptor();
    assertFalse(d.findFieldByName("optional_int32").hasDefaultValue());
    assertEquals(0, d.findFieldByName("optional_int32").getDefaultValue());
    assertTrue(d.findFieldByName("default_int32").hasDefaultValue());
    assertEquals(41, d.findFieldByName("default_int32").getDefaultValue());

    d = TestExtremeDefaultValues.getDescriptor();
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