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feat(json_decoder): Add items_count to the json_decoder constructor #3

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feat(json_decoder): Add items_count to the json_decoder constructor #3

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18 changes: 11 additions & 7 deletions include/jsoncons/json_decoder.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -66,7 +66,8 @@ class json_decoder final : public basic_json_visitor<typename Json::char_type>

public:
json_decoder(const allocator_type& alloc = allocator_type(),
const temp_allocator_type& temp_alloc = temp_allocator_type())
const temp_allocator_type& temp_alloc = temp_allocator_type(),
size_t items_count = 1000)
: allocator_(alloc),
result_(),
index_(0),
Expand All @@ -75,9 +76,7 @@ class json_decoder final : public basic_json_visitor<typename Json::char_type>
structure_stack_(temp_alloc),
is_valid_(false)
{
item_stack_.reserve(1000);
structure_stack_.reserve(100);
structure_stack_.emplace_back(structure_type::root_t, 0);
Initialize(items_count, items_count / 10);
}

json_decoder(temp_allocator_arg_t,
Expand All @@ -90,9 +89,7 @@ class json_decoder final : public basic_json_visitor<typename Json::char_type>
structure_stack_(temp_alloc),
is_valid_(false)
{
item_stack_.reserve(1000);
structure_stack_.reserve(100);
structure_stack_.emplace_back(structure_type::root_t, 0);
Initialize(1000,100);
}

#if !defined(JSONCONS_NO_DEPRECATED)
Expand Down Expand Up @@ -134,6 +131,13 @@ class json_decoder final : public basic_json_visitor<typename Json::char_type>

private:

void Initialize(size_t items_count, size_t structures_count)
{
item_stack_.reserve(items_count);
structure_stack_.reserve(structures_count);
structure_stack_.emplace_back(structure_type::root_t, 0);
}

void visit_flush() override
{
}
Expand Down
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