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- All policy-related errors should now be handled. I hope this is the last time I say this...

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git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@850 3ecf2c5c-341e-0410-92b4-d18e462d057c
This commit is contained in:
elvez 2006-08-13 14:20:04 +00:00
parent cb4f0e878d
commit 1be6a9ca58
7 changed files with 102 additions and 36 deletions
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34
src/backend/concrete_simulation.cc
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@ -155,11 +155,39 @@ ConcreteSimulation::get_history()
}
void
ConcreteSimulation::set_policy(CPUPolicy* p)
ConcreteSimulation::set_policy(CPUPolicy* p) throw(CPUPolicyException)
{
_policy = p;
// NOTE: restoring of the previous policy is done here because I
// couldn't think of a clean way to do it
// inside activate_policy()
try
{
CPUPoliciesGatekeeper::get_instance().activate_policy(&_history, p);
_policy = p;
}
catch(const CPUPolicyException& e1)
{
try
{
// this is a no-op if _policy is NULL
CPUPoliciesGatekeeper::get_instance().activate_policy(&_history, _policy);
}
catch(const CPUPolicyException& e2)
{
_policy = NULL;
CPUPoliciesGatekeeper::get_instance().activate_policy(&_history, p);
string msg = _("unable to change policy and to restore the previous: ");
msg += e2.what();
throw CPUPolicyException(msg);
}
string msg = _("unable to change policy: ");
msg+= e1.what();
throw CPUPolicyException(msg);
}
}