StatisticsRequest.cpp [plain text]
#include "config.h"
#include "StatisticsRequest.h"
#include "APIArray.h"
#include "APIDictionary.h"
namespace WebKit {
StatisticsRequest::StatisticsRequest(PassRefPtr<DictionaryCallback> callback)
: m_callback(callback)
{
}
StatisticsRequest::~StatisticsRequest()
{
if (m_callback)
m_callback->invalidate();
}
uint64_t StatisticsRequest::addOutstandingRequest()
{
static std::atomic<int64_t> uniqueRequestID;
uint64_t requestID = ++uniqueRequestID;
m_outstandingRequests.add(requestID);
return requestID;
}
static void addToDictionaryFromHashMap(API::Dictionary* dictionary, const HashMap<String, uint64_t>& map)
{
HashMap<String, uint64_t>::const_iterator end = map.end();
for (HashMap<String, uint64_t>::const_iterator it = map.begin(); it != end; ++it)
dictionary->set(it->key, RefPtr<API::UInt64>(API::UInt64::create(it->value)).get());
}
static Ref<API::Dictionary> createDictionaryFromHashMap(const HashMap<String, uint64_t>& map)
{
Ref<API::Dictionary> result = API::Dictionary::create();
addToDictionaryFromHashMap(result.ptr(), map);
return result;
}
void StatisticsRequest::completedRequest(uint64_t requestID, const StatisticsData& data)
{
ASSERT(m_outstandingRequests.contains(requestID));
m_outstandingRequests.remove(requestID);
if (!m_responseDictionary)
m_responseDictionary = API::Dictionary::create();
addToDictionaryFromHashMap(m_responseDictionary.get(), data.statisticsNumbers);
if (!data.javaScriptProtectedObjectTypeCounts.isEmpty())
m_responseDictionary->set("JavaScriptProtectedObjectTypeCounts", createDictionaryFromHashMap(data.javaScriptProtectedObjectTypeCounts));
if (!data.javaScriptObjectTypeCounts.isEmpty())
m_responseDictionary->set("JavaScriptObjectTypeCounts", createDictionaryFromHashMap(data.javaScriptObjectTypeCounts));
if (!data.webCoreCacheStatistics.isEmpty()) {
Vector<RefPtr<API::Object>> cacheStatistics;
cacheStatistics.reserveInitialCapacity(data.webCoreCacheStatistics.size());
for (const auto& statistic : data.webCoreCacheStatistics)
cacheStatistics.uncheckedAppend(createDictionaryFromHashMap(statistic));
m_responseDictionary->set("WebCoreCacheStatistics", API::Array::create(WTF::move(cacheStatistics)));
}
if (m_outstandingRequests.isEmpty()) {
m_callback->performCallbackWithReturnValue(m_responseDictionary.get());
m_callback = nullptr;
}
}
}