Commit a4f3dddb79e875bae74b8d4f3ebd6a94076e8a9e

Authored by m-holger
1 parent b4c36d9b

Change JSON_dictionary and JSON_array to store JSON objects rather than std::shared_ptr<JSON_value>

Recognise that JSON objects are effectively shared pointers to JSON_value.
include/qpdf/JSON.hh
... ... @@ -54,6 +54,8 @@ class JSON
54 54 {
55 55 public:
56 56 static int constexpr LATEST = 2;
  57 +
  58 + QPDF_DLL
57 59 JSON() = default;
58 60  
59 61 QPDF_DLL
... ... @@ -369,7 +371,7 @@ class JSON
369 371 }
370 372 virtual ~JSON_dictionary() = default;
371 373 virtual void write(Pipeline*, size_t depth) const;
372   - std::map<std::string, std::shared_ptr<JSON_value>> members;
  374 + std::map<std::string, JSON> members;
373 375 std::set<std::string> parsed_keys;
374 376 };
375 377 struct JSON_array: public JSON_value
... ... @@ -380,7 +382,7 @@ class JSON
380 382 }
381 383 virtual ~JSON_array() = default;
382 384 virtual void write(Pipeline*, size_t depth) const;
383   - std::vector<std::shared_ptr<JSON_value>> elements;
  385 + std::vector<JSON> elements;
384 386 };
385 387 struct JSON_string: public JSON_value
386 388 {
... ...
libqpdf/JSON.cc
... ... @@ -322,9 +322,9 @@ JSON::addArrayElement(JSON const&amp; val)
322 322 throw std::runtime_error("JSON::addArrayElement called on non-array");
323 323 }
324 324 if (val.m->value.get()) {
325   - arr->elements.push_back(val.m->value);
  325 + arr->elements.push_back(val);
326 326 } else {
327   - arr->elements.push_back(std::make_shared<JSON_null>());
  327 + arr->elements.push_back(makeNull());
328 328 }
329 329 return arr->elements.back();
330 330 }
... ... @@ -504,11 +504,11 @@ JSON::checkSchemaInternal(
504 504 }
505 505  
506 506 if (sch_dict && (!pattern_key.empty())) {
507   - auto pattern_schema = sch_dict->members[pattern_key].get();
  507 + auto pattern_schema = sch_dict->members[pattern_key].m->value.get();
508 508 for (auto const& iter: this_dict->members) {
509 509 std::string const& key = iter.first;
510 510 checkSchemaInternal(
511   - this_dict->members[key].get(),
  511 + this_dict->members[key].m->value.get(),
512 512 pattern_schema,
513 513 flags,
514 514 errors,
... ... @@ -519,8 +519,8 @@ JSON::checkSchemaInternal(
519 519 std::string const& key = iter.first;
520 520 if (this_dict->members.count(key)) {
521 521 checkSchemaInternal(
522   - this_dict->members[key].get(),
523   - iter.second.get(),
  522 + this_dict->members[key].m->value.get(),
  523 + iter.second.m->value.get(),
524 524 flags,
525 525 errors,
526 526 prefix + "." + key);
... ... @@ -557,8 +557,8 @@ JSON::checkSchemaInternal(
557 557 int i = 0;
558 558 for (auto const& element: this_arr->elements) {
559 559 checkSchemaInternal(
560   - element.get(),
561   - sch_arr->elements.at(0).get(),
  560 + element.m->value.get(),
  561 + sch_arr->elements.at(0).m->value.get(),
562 562 flags,
563 563 errors,
564 564 prefix + "." + std::to_string(i));
... ... @@ -568,7 +568,7 @@ JSON::checkSchemaInternal(
568 568 QTC::TC("libtests", "JSON schema array for single item");
569 569 checkSchemaInternal(
570 570 this_v,
571   - sch_arr->elements.at(0).get(),
  571 + sch_arr->elements.at(0).m->value.get(),
572 572 flags,
573 573 errors,
574 574 prefix);
... ... @@ -587,8 +587,8 @@ JSON::checkSchemaInternal(
587 587 size_t i = 0;
588 588 for (auto const& element: this_arr->elements) {
589 589 checkSchemaInternal(
590   - element.get(),
591   - sch_arr->elements.at(i).get(),
  590 + element.m->value.get(),
  591 + sch_arr->elements.at(i).m->value.get(),
592 592 flags,
593 593 errors,
594 594 prefix + "." + std::to_string(i));
... ...