I created a github issue.
I am using proto3. I downloaded and installed grpc with protobuf following
instructions here: https://github.com/grpc/grpc/blob/release-0_13/INSTALL.md
I did this at the end of March.
Regards, Zach.
On Wednesday, April 13, 2016 at 11:10:53 AM UTC-7, Feng Xiao wrote:
>
>
>
> On Tue, Apr 12, 2016 at 5:18 PM, Zachary Deretsky <zder...@gmail.com
> <javascript:>> wrote:
>
>> {"intMap":["4":500,"0":100,"1":200,"2":300,"3":400]}
>>
> Which version of protobuf are you using? Clearly it should be using "{}"
> rather than "[]" for map fields. Could you help create a github issue for
> this bug?
> https://github.com/golang/protobuf/issues
>
>
>>
>> The above json is declared invalid by several json validators.
>>
>> ZZZZZZZZZZZZZZZZZZZZZZ It is generated by the jtest.proto:
>>
>> syntax = "proto3";
>> package jtest;
>>
>> message Jmap {
>> map<int32, int32> int_map = 2;
>> }
>>
>> ZZZZZZZZZZZZZZZZZZZZZZZ make_json.cpp :
>>
>> #include <getopt.h>
>> #include <chrono>
>> #include <iostream>
>> #include <fstream>
>> #include <memory>
>> #include <random>
>> #include <string>
>> #include <thread>
>>
>> #include <google/protobuf/text_format.h>
>> #include <grpc/grpc.h>
>> #include <grpc++/channel.h>
>> #include <grpc++/client_context.h>
>> #include <grpc++/create_channel.h>
>> #include <grpc++/security/credentials.h>
>> #include "netopt/proto/json2string.h"
>> #include "jtest.grpc.pb.h"
>>
>> using grpc::Channel;
>> using grpc::ClientContext;
>> using grpc::ClientReader;
>> using grpc::ClientReaderWriter;
>> using grpc::ClientWriter;
>> using grpc::Status;
>>
>> using jtest::Jmap;
>>
>> using ::google::protobuf::Map;
>> using ::google::protobuf::int32;
>> typedef ::google::protobuf::Map< ::google::protobuf::int32,
>> ::google::protobuf::int32 > IntMap;
>> typedef ::google::protobuf::MapPair< ::google::protobuf::int32,
>> ::google::protobuf::int32 > IntPair;
>>
>> #define MAP_COUNT 5
>>
>>
>> Jmap MakeJmap() {
>> Jmap m;
>> IntMap* map_p =m.mutable_int_map();
>> for(int i = 0; i < MAP_COUNT; i++) {
>> IntPair pair1(i, (i + 1)*100 );
>> map_p->insert(pair1);
>> }
>> return m;
>> }
>>
>> int main(int argc, char** argv) {
>> std::string m_file_name = "jmap.json";
>> std::string a_file_name = "array.json";
>> Jmap j = MakeJmap();
>>
>> google::protobuf::util::Json2String j2s;
>> google::protobuf::util::JsonOptions jo;
>> // jo.add_whitespace = true;
>> jo.always_print_primitive_fields = true;
>>
>> std::ofstream m_doc(m_file_name);
>> if(!m_doc.is_open()) {
>> GM_COUT << "Could not open " << m_file_name << ", EXITING!!!" <<
>> std::endl;
>> return 1;
>> }
>> std::string m_line = j2s.ToJson(j, jo);
>> if(m_line.empty()) {
>> GM_COUT << "Could not print to string, EXITING!!!" << std::endl;
>> return 1;
>> }
>> m_doc << m_line;
>> m_doc.close();
>>
>> return 0;
>> }
>>
>> ZZZZZZZZZZZZZZZZZZZZ where json2string.h is:
>>
>> #include <google/protobuf/util/json_util.h>
>>
>> #include <list>
>> #include <string>
>>
>> #include <google/protobuf/io/zero_copy_stream.h>
>> #include <google/protobuf/util/type_resolver.h>
>> #include <google/protobuf/util/type_resolver_util.h>
>> #include "common/gen_headers/macros.h"
>> #include "common/gen_headers/typedefs.h"
>>
>> namespace google {
>> namespace protobuf {
>> namespace util {
>> static const char kTypeUrlPrefix[] = "type.googleapis.com";
>>
>> static string GetTypeUrl(const Descriptor* message) {
>> return string(kTypeUrlPrefix) + "/" + message->full_name();
>> }
>>
>> // As functions defined in json_util.h are just thin wrappers
>> around the
>> // JSON conversion code in //net/proto2/util/converter, in this
>> test we
>> // only cover some very basic cases to make sure the wrappers have
>> forwarded
>> // parameters to the underlying implementation correctly. More
>> detailed
>> // tests are contained in the //net/proto2/util/converter directory.
>> class Json2String {
>> public:
>> Json2String() {
>> resolver_.reset(NewTypeResolverForDescriptorPool(kTypeUrlPrefix,
>> DescriptorPool::generated_pool()));
>> }
>>
>> string ToJson(const Message& message, const JsonOptions& options) {
>> string result;
>> Status status =
>> BinaryToJsonString(resolver_.get(),
>> GetTypeUrl(message.GetDescriptor()),
>> message.SerializeAsString(), &result, options);
>> if(!status.ok()) {
>> GM_COUT << status.ToString() << std::endl;
>> }
>> return result;
>> }
>>
>> bool FromJson(const string& json, Message* message) {
>> string binary;
>> util::Status status =
>> JsonToBinaryString(resolver_.get(),
>> GetTypeUrl(message->GetDescriptor()), json, &binary);
>> if(!status.ok()) {
>> GM_COUT << status.ToString() << std::endl;
>> return false;
>> }
>>
>> return message->ParseFromString(binary);
>> }
>>
>> google::protobuf::scoped_ptr<TypeResolver> resolver_;
>> };
>> } // namespace util
>> } // namespace protobuf
>> } // namespace google
>>
>>
>> --
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>
>
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