gecko-dev/dom/indexedDB/ProfilerHelpers.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_indexeddb_profilerhelpers_h__
#define mozilla_dom_indexeddb_profilerhelpers_h__
// This file is not exported and is only meant to be included in IndexedDB
// source files.
#include "BackgroundChildImpl.h"
#include "GeckoProfiler.h"
#include "IDBCursor.h"
#include "IDBDatabase.h"
#include "IDBIndex.h"
#include "IDBKeyRange.h"
#include "IDBObjectStore.h"
#include "IDBTransaction.h"
#include "IndexedDatabaseManager.h"
#include "Key.h"
#include "mozilla/Assertions.h"
#include "mozilla/Attributes.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "nsDebug.h"
#include "nsID.h"
#include "nsIDOMEvent.h"
#include "nsString.h"
#include "mozilla/Logging.h"
// Include this last to avoid path problems on Windows.
#include "ActorsChild.h"
namespace mozilla {
namespace dom {
namespace indexedDB {
class MOZ_STACK_CLASS LoggingIdString final
: public nsAutoCString
{
public:
LoggingIdString()
{
using mozilla::ipc::BackgroundChildImpl;
if (IndexedDatabaseManager::GetLoggingMode() !=
IndexedDatabaseManager::Logging_Disabled) {
const BackgroundChildImpl::ThreadLocal* threadLocal =
BackgroundChildImpl::GetThreadLocalForCurrentThread();
if (threadLocal) {
const ThreadLocal* idbThreadLocal = threadLocal->mIndexedDBThreadLocal;
if (idbThreadLocal) {
Assign(idbThreadLocal->IdString());
}
}
}
}
explicit
LoggingIdString(const nsID& aID)
{
static_assert(NSID_LENGTH > 1, "NSID_LENGTH is set incorrectly!");
static_assert(NSID_LENGTH <= kDefaultStorageSize,
"nID string won't fit in our storage!");
MOZ_ASSERT(Capacity() > NSID_LENGTH);
if (IndexedDatabaseManager::GetLoggingMode() !=
IndexedDatabaseManager::Logging_Disabled) {
// NSID_LENGTH counts the null terminator, SetLength() does not.
SetLength(NSID_LENGTH - 1);
aID.ToProvidedString(
*reinterpret_cast<char(*)[NSID_LENGTH]>(BeginWriting()));
}
}
};
class MOZ_STACK_CLASS LoggingString final
: public nsAutoCString
{
static const char kQuote = '\"';
static const char kOpenBracket = '[';
static const char kCloseBracket = ']';
static const char kOpenParen = '(';
static const char kCloseParen = ')';
public:
explicit
LoggingString(IDBDatabase* aDatabase)
: nsAutoCString(kQuote)
{
MOZ_ASSERT(aDatabase);
AppendUTF16toUTF8(aDatabase->Name(), *this);
Append(kQuote);
}
explicit
LoggingString(IDBTransaction* aTransaction)
: nsAutoCString(kOpenBracket)
{
MOZ_ASSERT(aTransaction);
NS_NAMED_LITERAL_CSTRING(kCommaSpace, ", ");
const nsTArray<nsString>& stores = aTransaction->ObjectStoreNamesInternal();
for (uint32_t count = stores.Length(), index = 0; index < count; index++) {
Append(kQuote);
AppendUTF16toUTF8(stores[index], *this);
Append(kQuote);
if (index != count - 1) {
Append(kCommaSpace);
}
}
Append(kCloseBracket);
Append(kCommaSpace);
switch (aTransaction->GetMode()) {
case IDBTransaction::READ_ONLY:
AppendLiteral("\"readonly\"");
break;
case IDBTransaction::READ_WRITE:
AppendLiteral("\"readwrite\"");
break;
case IDBTransaction::READ_WRITE_FLUSH:
AppendLiteral("\"readwriteflush\"");
break;
case IDBTransaction::VERSION_CHANGE:
AppendLiteral("\"versionchange\"");
break;
default:
MOZ_CRASH("Unknown mode!");
};
}
explicit
LoggingString(IDBObjectStore* aObjectStore)
: nsAutoCString(kQuote)
{
MOZ_ASSERT(aObjectStore);
AppendUTF16toUTF8(aObjectStore->Name(), *this);
Append(kQuote);
}
explicit
LoggingString(IDBIndex* aIndex)
: nsAutoCString(kQuote)
{
MOZ_ASSERT(aIndex);
AppendUTF16toUTF8(aIndex->Name(), *this);
Append(kQuote);
}
explicit
LoggingString(IDBKeyRange* aKeyRange)
{
if (aKeyRange) {
if (aKeyRange->IsOnly()) {
Assign(LoggingString(aKeyRange->Lower()));
} else {
if (aKeyRange->LowerOpen()) {
Assign(kOpenParen);
} else {
Assign(kOpenBracket);
}
Append(LoggingString(aKeyRange->Lower()));
AppendLiteral(", ");
Append(LoggingString(aKeyRange->Upper()));
if (aKeyRange->UpperOpen()) {
Append(kCloseParen);
} else {
Append(kCloseBracket);
}
}
} else {
AssignLiteral("<undefined>");
}
}
explicit
LoggingString(const Key& aKey)
{
if (aKey.IsUnset()) {
AssignLiteral("<undefined>");
} else if (aKey.IsFloat()) {
AppendPrintf("%g", aKey.ToFloat());
} else if (aKey.IsDate()) {
AppendPrintf("<Date %g>", aKey.ToDateMsec());
} else if (aKey.IsString()) {
nsAutoString str;
aKey.ToString(str);
AppendPrintf("\"%s\"", NS_ConvertUTF16toUTF8(str).get());
} else {
MOZ_ASSERT(aKey.IsArray());
AssignLiteral("[...]");
}
}
explicit
LoggingString(const IDBCursor::Direction aDirection)
{
switch (aDirection) {
case IDBCursor::NEXT:
AssignLiteral("\"next\"");
break;
case IDBCursor::NEXT_UNIQUE:
AssignLiteral("\"nextunique\"");
break;
case IDBCursor::PREV:
AssignLiteral("\"prev\"");
break;
case IDBCursor::PREV_UNIQUE:
AssignLiteral("\"prevunique\"");
break;
default:
MOZ_CRASH("Unknown direction!");
};
}
explicit
LoggingString(const Optional<uint64_t>& aVersion)
{
if (aVersion.WasPassed()) {
AppendInt(aVersion.Value());
} else {
AssignLiteral("<undefined>");
}
}
explicit
LoggingString(const Optional<uint32_t>& aLimit)
{
if (aLimit.WasPassed()) {
AppendInt(aLimit.Value());
} else {
AssignLiteral("<undefined>");
}
}
LoggingString(IDBObjectStore* aObjectStore, const Key& aKey)
{
MOZ_ASSERT(aObjectStore);
if (!aObjectStore->HasValidKeyPath()) {
Append(LoggingString(aKey));
}
}
LoggingString(nsIDOMEvent* aEvent, const char16_t* aDefault)
: nsAutoCString(kQuote)
{
MOZ_ASSERT(aDefault);
nsString eventType;
if (aEvent) {
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(aEvent->GetType(eventType)));
} else {
eventType = nsDependentString(aDefault);
}
AppendUTF16toUTF8(eventType, *this);
Append(kQuote);
}
};
inline void
LoggingHelper(bool aUseProfiler, const char* aFmt, ...)
{
MOZ_ASSERT(IndexedDatabaseManager::GetLoggingMode() !=
IndexedDatabaseManager::Logging_Disabled);
MOZ_ASSERT(aFmt);
PRLogModuleInfo* logModule = IndexedDatabaseManager::GetLoggingModule();
MOZ_ASSERT(logModule);
static const mozilla::LogLevel logLevel = LogLevel::Warning;
if (MOZ_LOG_TEST(logModule, logLevel) ||
(aUseProfiler && profiler_is_active())) {
nsAutoCString message;
{
va_list args;
va_start(args, aFmt);
message.AppendPrintf(aFmt, args);
va_end(args);
}
MOZ_LOG(logModule, logLevel, ("%s", message.get()));
if (aUseProfiler) {
PROFILER_MARKER(message.get());
}
}
}
} // namespace indexedDB
} // namespace dom
} // namespace mozilla
#define IDB_LOG_MARK(_detailedFmt, _conciseFmt, ...) \
do { \
using namespace mozilla::dom::indexedDB; \
\
const IndexedDatabaseManager::LoggingMode mode = \
IndexedDatabaseManager::GetLoggingMode(); \
\
if (mode != IndexedDatabaseManager::Logging_Disabled) { \
const char* _fmt; \
if (mode == IndexedDatabaseManager::Logging_Concise || \
mode == IndexedDatabaseManager::Logging_ConciseProfilerMarks) { \
_fmt = _conciseFmt; \
} else { \
MOZ_ASSERT( \
mode == IndexedDatabaseManager::Logging_Detailed || \
mode == IndexedDatabaseManager::Logging_DetailedProfilerMarks); \
_fmt = _detailedFmt; \
} \
\
const bool _useProfiler = \
mode == IndexedDatabaseManager::Logging_ConciseProfilerMarks || \
mode == IndexedDatabaseManager::Logging_DetailedProfilerMarks; \
\
LoggingHelper(_useProfiler, _fmt, ##__VA_ARGS__); \
} \
} while (0)
#define IDB_LOG_ID_STRING(...) \
mozilla::dom::indexedDB::LoggingIdString(__VA_ARGS__).get()
#define IDB_LOG_STRINGIFY(...) \
mozilla::dom::indexedDB::LoggingString(__VA_ARGS__).get()
#endif // mozilla_dom_indexeddb_profilerhelpers_h__