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Added generation of typed helpers when using nested_flatbuffers in Java/C#. Fixes #3500

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This commit is contained in:
Oli Wilkinson
2016-01-18 15:23:14 +00:00
parent 63b526db52
commit eaa2b414b2
5 changed files with 102 additions and 1 deletions
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22
src/idl_gen_general.cpp
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@@ -876,7 +876,27 @@ static void GenStruct(const LanguageParameters &lang, const Parser &parser,
break;
}
}
// generate object accessors if is nested_flatbuffer
auto nested = field.attributes.Lookup("nested_flatbuffer");
if (nested) {
auto nested_qualified_name =
parser.namespaces_.back()->GetFullyQualifiedName(nested->constant);
auto nested_type = parser.structs_.Lookup(nested_qualified_name);
auto nested_type_name = WrapInNameSpace(parser, *nested_type);
auto nestedMethodName = MakeCamel(field.name, lang.first_camel_upper)
+ "As" + nested_type_name;
auto getNestedMethodName = nestedMethodName;
if (lang.language == IDLOptions::kCSharp) {
getNestedMethodName = "Get" + nestedMethodName;
}
code += " public " + nested_type_name + " ";
code += nestedMethodName + "() { return ";
code += getNestedMethodName + "(new " + nested_type_name + "()); }\n";
code += " public " + nested_type_name + " " + getNestedMethodName;
code += "(" + nested_type_name + " obj) { ";
code += "int o = __offset(" + NumToString(field.value.offset) +"); ";
code += "return o != 0 ? obj.__init(__indirect(__vector(o)), bb) : null; }\n";
}
// generate mutators for scalar fields or vectors of scalars
if (parser.opts.mutable_buffer) {
auto underlying_type = field.value.type.base_type == BASE_TYPE_VECTOR