Added serverDatabase library

engine/server/library/serverDatabase/src/shared/WorldContainerLocator.cpp

@@ -0,0 +1,166 @@
+// ======================================================================
+//
+// WorldContainerLocator.cpp
+// copyright (c) 2001 Sony Online Entertainment
+//
+// ======================================================================
+
+#include "serverDatabase/FirstServerDatabase.h"
+#include "serverDatabase/WorldContainerLocator.h"
+
+#include "serverDatabase/ConfigServerDatabase.h"
+#include "serverDatabase/DatabaseProcess.h"
+#include "sharedDatabaseInterface/DbSession.h"
+#include "sharedLog/Log.h"
+#include <vector>
+
+// ======================================================================
+
+namespace WorldContainerLocatorTablespace
+{
+	const int ms_maxItemsPerExec = 10000;
+}
+
+using namespace WorldContainerLocatorTablespace;
+
+// ======================================================================
+
+WorldContainerLocator::WorldContainerLocator(const std::vector<NetworkId> &containers) :
+		ObjectLocator(),
+		m_containers(new std::vector<NetworkId>(containers))
+{
+}
+
+// ----------------------------------------------------------------------
+
+WorldContainerLocator::~WorldContainerLocator()
+{
+	delete m_containers;
+	m_containers=0;
+}
+
+// ======================================================================
+
+bool WorldContainerLocator::locateObjects(DB::Session *session, const std::string &schema, int &objectsLocated)
+{
+	NOT_NULL(session);
+	int objectCount (0);
+	bool rval = true;
+	
+	WorldContainerQuery qry(schema);
+	if (!qry.setupData(session))
+		return false;
+	for (std::vector<NetworkId>::const_iterator i=m_containers->begin(); i!=m_containers->end(); ++i)
+	{
+		if (!qry.addContainer(*i))
+			return false;
+		if (qry.getNumItems() > ms_maxItemsPerExec)
+		{
+			rval=qry.exec();
+			if (! rval)
+				break;
+			objectCount += qry.getObjectCount();
+			qry.clearData();
+		}
+	}
+	if (! rval)
+		return false;
+
+	if (qry.getNumItems() > 0)
+	{
+		rval = session->exec(&qry);
+		objectCount += qry.getObjectCount();
+	}
+	
+	qry.freeData();
+	qry.done();
+
+	objectsLocated = objectCount;
+	return rval;
+}
+
+// ======================================================================
+
+WorldContainerLocator::WorldContainerQuery::WorldContainerQuery(const std::string &schema) :
+		num_containers(0),
+		m_schema(schema)
+{
+}
+
+// ----------------------------------------------------------------------
+
+void WorldContainerLocator::WorldContainerQuery::getSQL(std::string &sql)
+{
+	sql=std::string("begin :object_count := ")+m_schema+"loader.locate_by_loadwith_batch(:loadwiths, :chunk_size); end;";
+}
+
+// ----------------------------------------------------------------------
+
+bool WorldContainerLocator::WorldContainerQuery::bindParameters()
+{
+	if (!bindParameter(num_objects_found)) return false;
+	if (!bindParameter(container_ids)) return false;
+	if (!bindParameter(num_containers)) return false;
+	return true;
+}
+
+// ----------------------------------------------------------------------
+
+bool WorldContainerLocator::WorldContainerQuery::bindColumns()
+{
+	return true;
+}
+
+// ----------------------------------------------------------------------
+
+bool WorldContainerLocator::WorldContainerQuery::setupData(DB::Session *session)
+{
+	return container_ids.create(session, "VAOFSTRING", DatabaseProcess::getInstance().getSchema(),1000);
+}
+
+// ----------------------------------------------------------------------
+
+void WorldContainerLocator::WorldContainerQuery::clearData()
+{
+	container_ids.clear();
+}
+
+// ----------------------------------------------------------------------
+
+void WorldContainerLocator::WorldContainerQuery::freeData()
+{
+	container_ids.free();
+}
+
+// ----------------------------------------------------------------------
+
+bool WorldContainerLocator::WorldContainerQuery::addContainer(const NetworkId &containerId)
+{
+	if (!container_ids.push_back(containerId))
+		return false;
+	num_containers = num_containers.getValue() + 1;
+	return true;
+}
+
+// ----------------------------------------------------------------------
+
+int WorldContainerLocator::WorldContainerQuery::getNumItems() const
+{
+	return num_containers.getValue();
+}
+
+// ----------------------------------------------------------------------
+
+int WorldContainerLocator::WorldContainerQuery::getObjectCount() const
+{
+	return num_objects_found.getValue();
+}
+
+// ----------------------------------------------------------------------
+
+DB::Query::QueryMode WorldContainerLocator::WorldContainerQuery::getExecutionMode() const
+{
+	return MODE_PROCEXEC;
+}
+
+// ======================================================================