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/**
* @file lluseroperation.cpp
* @brief LLUserOperation class definition.
*
* Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#include "linden_common.h"
#include "lluseroperation.h"
///----------------------------------------------------------------------------
/// Local function declarations, constants, enums, and typedefs
///----------------------------------------------------------------------------
LLUserOperationMgr* gUserOperationMgr = NULL;
///----------------------------------------------------------------------------
/// Class LLUserOperation
///----------------------------------------------------------------------------
LLUserOperation::LLUserOperation(const LLUUID& agent_id)
: mAgentID(agent_id),
mTimer()
{
mTransactionID.generate();
}
LLUserOperation::LLUserOperation(const LLUUID& agent_id,
const LLUUID& transaction_id) :
mAgentID(agent_id),
mTransactionID(transaction_id),
mTimer()
{
}
// protected constructor which is used by base classes that determine
// transaction, agent, et. after construction.
LLUserOperation::LLUserOperation() :
mTimer()
{
}
LLUserOperation::~LLUserOperation()
{
}
BOOL LLUserOperation::isExpired()
{
const F32 EXPIRE_TIME_SECS = 10.f;
return mTimer.getElapsedTimeF32() > EXPIRE_TIME_SECS;
}
void LLUserOperation::expire()
{
// by default, do do anything.
}
///----------------------------------------------------------------------------
/// Class LLUserOperationMgr
///----------------------------------------------------------------------------
LLUserOperationMgr::LLUserOperationMgr()
{
}
LLUserOperationMgr::~LLUserOperationMgr()
{
if (mUserOperationList.size() > 0)
{
llwarns << "Exiting with user operations pending." << llendl;
}
}
void LLUserOperationMgr::addOperation(LLUserOperation* op)
{
if(!op)
{
llwarns << "Tried to add null op" << llendl;
return;
}
LLUUID id = op->getTransactionID();
llassert(mUserOperationList.count(id) == 0);
mUserOperationList[id] = op;
}
LLUserOperation* LLUserOperationMgr::findOperation(const LLUUID& tid)
{
user_operation_list_t::iterator iter = mUserOperationList.find(tid);
if (iter != mUserOperationList.end())
return iter->second;
else
return NULL;
}
BOOL LLUserOperationMgr::deleteOperation(LLUserOperation* op)
{
size_t rv = 0;
if(op)
{
LLUUID id = op->getTransactionID();
rv = mUserOperationList.erase(id);
delete op;
op = NULL;
}
return rv ? TRUE : FALSE;
}
void LLUserOperationMgr::deleteExpiredOperations()
{
const S32 MAX_OPS_CONSIDERED = 2000;
S32 ops_left = MAX_OPS_CONSIDERED;
LLUserOperation* op = NULL;
user_operation_list_t::iterator it;
if(mLastOperationConsidered.isNull())
{
it = mUserOperationList.begin();
}
else
{
it = mUserOperationList.lower_bound(mLastOperationConsidered);
}
while((ops_left--) && (it != mUserOperationList.end()))
{
op = (*it).second;
if(op && op->isExpired())
{
lldebugs << "expiring: " << (*it).first << llendl;
op->expire();
mUserOperationList.erase(it++);
delete op;
}
else if(op)
{
++it;
}
else
{
mUserOperationList.erase(it++);
}
}
if(it != mUserOperationList.end())
{
mLastOperationConsidered = (*it).first;
}
else
{
mLastOperationConsidered.setNull();
}
}
///----------------------------------------------------------------------------
/// Local function definitions
///----------------------------------------------------------------------------
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