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Parallellize restoring objects from the state file.

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Fixes #6226
This commit is contained in:
Gunnar Beutner 2014-05-18 09:15:27 +02:00
parent cffe3cf57c
commit 7310a254e8
2 changed files with 34 additions and 22 deletions
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55
lib/base/dynamicobject.cpp
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@ -29,6 +29,7 @@
#include "base/scriptfunction.h" #include "base/scriptfunction.h"
#include "base/initialize.h" #include "base/initialize.h"
#include "base/scriptvariable.h" #include "base/scriptvariable.h"
#include "base/workqueue.h"
#include <fstream> #include <fstream>
#include <boost/foreach.hpp> #include <boost/foreach.hpp>
#include <boost/exception/errinfo_api_function.hpp> #include <boost/exception/errinfo_api_function.hpp>
@ -277,6 +278,33 @@ void DynamicObject::DumpObjects(const String& filename, int attributeTypes)
} }
} }
void DynamicObject::RestoreObject(const String& message, int attributeTypes)
{
Dictionary::Ptr persistentObject = JsonDeserialize(message);
String type = persistentObject->Get("type");
DynamicType::Ptr dt = DynamicType::GetByName(type);
if (!dt)
return;
String name = persistentObject->Get("name");
DynamicObject::Ptr object = dt->GetObject(name);
if (!object)
return;
ASSERT(!object->IsActive());
#ifdef _DEBUG
Log(LogDebug, "base", "Restoring object '" + name + "' of type '" + type + "'.");
#endif /* _DEBUG */
Dictionary::Ptr update = persistentObject->Get("update");
Deserialize(object, update, false, attributeTypes);
object->OnStateLoaded();
}
void DynamicObject::RestoreObjects(const String& filename, int attributeTypes) void DynamicObject::RestoreObjects(const String& filename, int attributeTypes)
{ {
Log(LogInformation, "base", "Restoring program state from file '" + filename + "'"); Log(LogInformation, "base", "Restoring program state from file '" + filename + "'");
@ -288,35 +316,18 @@ void DynamicObject::RestoreObjects(const String& filename, int attributeTypes)
unsigned long restored = 0; unsigned long restored = 0;
ParallelWorkQueue upq;
String message; String message;
while (NetString::ReadStringFromStream(sfp, &message)) { while (NetString::ReadStringFromStream(sfp, &message)) {
Dictionary::Ptr persistentObject = JsonDeserialize(message); upq.Enqueue(boost::bind(&DynamicObject::RestoreObject, message, attributeTypes));
String type = persistentObject->Get("type");
String name = persistentObject->Get("name");
Dictionary::Ptr update = persistentObject->Get("update");
DynamicType::Ptr dt = DynamicType::GetByName(type);
if (!dt)
continue;
DynamicObject::Ptr object = dt->GetObject(name);
if (object) {
ASSERT(!object->IsActive());
#ifdef _DEBUG
Log(LogDebug, "base", "Restoring object '" + name + "' of type '" + type + "'.");
#endif /* _DEBUG */
Deserialize(object, update, false, attributeTypes);
object->OnStateLoaded();
}
restored++; restored++;
} }
sfp->Close(); sfp->Close();
upq.Join();
std::ostringstream msgbuf; std::ostringstream msgbuf;
msgbuf << "Restored " << restored << " objects"; msgbuf << "Restored " << restored << " objects";
Log(LogInformation, "base", msgbuf.str()); Log(LogInformation, "base", msgbuf.str());

1
lib/base/dynamicobject.h
View File

@ -125,6 +125,7 @@ private:
std::map<String, int> m_Privileges; std::map<String, int> m_Privileges;
static DynamicObject::Ptr GetObject(const String& type, const String& name); static DynamicObject::Ptr GetObject(const String& type, const String& name);
static void RestoreObject(const String& message, int attributeTypes);
}; };
#define DECLARE_TYPENAME(klass) \ #define DECLARE_TYPENAME(klass) \