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Message #18821
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
Matthias Brantner has proposed merging lp:~zorba-coders/zorba/msb-misc into lp:zorba.
Commit message:
performance improvements for json array construction
Requested reviews:
Matthias Brantner (matthias-brantner)
For more details, see:
https://code.launchpad.net/~zorba-coders/zorba/msb-misc/+merge/152762
--
https://code.launchpad.net/~zorba-coders/zorba/msb-misc/+merge/152762
Your team Zorba Coders is subscribed to branch lp:zorba.
=== modified file 'src/store/naive/json_items.h'
--- src/store/naive/json_items.h 2013-02-26 04:12:43 +0000
+++ src/store/naive/json_items.h 2013-03-11 19:47:36 +0000
@@ -407,6 +407,11 @@
SimpleJSONArray()
{}
+ SimpleJSONArray(size_t aReservedSize)
+ {
+ theContent.reserve(aReservedSize);
+ }
+
virtual ~SimpleJSONArray();
// store API
=== modified file 'src/store/naive/simple_item_factory.cpp'
--- src/store/naive/simple_item_factory.cpp 2013-03-07 10:10:10 +0000
+++ src/store/naive/simple_item_factory.cpp 2013-03-11 19:47:36 +0000
@@ -2172,13 +2172,13 @@
const std::vector<store::Iterator_t>& sources,
const std::vector<store::CopyMode>& copyModes)
{
- result = new json::SimpleJSONArray();
+ csize numSources = sources.size();
+
+ result = new json::SimpleJSONArray(numSources);
json::JSONArray* array = static_cast<json::JSONArray*>(result.getp());
store::Item_t item;
-
- csize numSources = sources.size();
for (csize i = 0; i < numSources; ++i)
{
store::Iterator* source = sources[i].getp();
@@ -2233,12 +2233,8 @@
json::JSONArray* array = static_cast<json::JSONArray*>(result.getp());
- std::vector<store::Item_t>::const_iterator ite = items.begin();
- std::vector<store::Item_t>::const_iterator end = items.end();
- for (; ite != end; ++ite)
- {
- array->push_back(*ite);
- }
+ array->push_back(items);
+
return true;
}
Follow ups
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: noreply, 2013-03-12
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Zorba Build Bot, 2013-03-12
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Zorba Build Bot, 2013-03-12
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Markos Zaharioudakis, 2013-03-12
-
Re: [Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Markos Zaharioudakis, 2013-03-12
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Zorba Build Bot, 2013-03-11
-
Re: [Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Zorba Build Bot, 2013-03-11
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Zorba Build Bot, 2013-03-11
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Zorba Build Bot, 2013-03-11
-
[Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Matthias Brantner, 2013-03-11
-
Re: [Merge] lp:~zorba-coders/zorba/msb-misc into lp:zorba
From: Matthias Brantner, 2013-03-11