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[Java] Implement optional scalars (#6212)

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Java implementation of optional scalars, following issue #6014.
This commit is contained in:
Paulo Pinheiro
2020-10-27 01:46:50 +01:00
committed by GitHub
parent c7586e85aa
commit f9a18ea635
7 changed files with 394 additions and 19 deletions
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2
src/idl_parser.cpp
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@@ -2282,7 +2282,7 @@ CheckedError Parser::CheckClash(std::vector<FieldDef *> &fields,
bool Parser::SupportsOptionalScalars(const flatbuffers::IDLOptions &opts) {
static FLATBUFFERS_CONSTEXPR unsigned long supported_langs =
IDLOptions::kRust | IDLOptions::kSwift | IDLOptions::kLobster |
IDLOptions::kKotlin | IDLOptions::kCpp;
IDLOptions::kKotlin | IDLOptions::kCpp | IDLOptions::kJava;
unsigned long langs = opts.lang_to_generate;
return (langs > 0 && langs < IDLOptions::kMAX) && !(langs & ~supported_langs);
}