bool UniPAX::PublicationXref::merge(PublicationXref& object)
{
if (!object.getYear() != 0)
{
if (!getYear() != 0)
{
if (getYear() != object.getYear())
{
std::cerr << "Error during merging: UniPAX::PublicationXref::year not equal ..."
<< getYear() << " != " << object.getYear() << std::endl;
return false;
}
}
else
setYear(object.getYear());
}
{
std::set<std::string> tmp(getUrls().begin(), getUrls().end());
for (std::vector<std::string>::iterator it = object.getUrls().begin(); it != object.getUrls().end(); it++)
{
tmp.insert(*it);
}
getUrls().assign(tmp.begin(), tmp.end());
}
if (!object.getTitle().empty())
{
if (!getTitle().empty())
{
if (getTitle() != object.getTitle())
{
std::cerr << "Error during merging: UniPAX::PublicationXref::title not equal ..."
<< getTitle() << " != " << object.getTitle() << std::endl;
return false;
}
}
else
setTitle(object.getTitle());
}
{
std::set<std::string> tmp(getSources().begin(), getSources().end());
for (std::vector<std::string>::iterator it = object.getSources().begin(); it != object.getSources().end(); it++)
{
tmp.insert(*it);
}
getSources().assign(tmp.begin(), tmp.end());
}
{
std::set<std::string> tmp(getAuthors().begin(), getAuthors().end());
for (std::vector<std::string>::iterator it = object.getAuthors().begin(); it != object.getAuthors().end(); it++)
{
tmp.insert(*it);
}
getAuthors().assign(tmp.begin(), tmp.end());
}
return UniPAX::Xref::merge(object);
}
void Cluster::memberUpdate(Lock& l) {
// Ignore config changes while we are joining.
if (state < CATCHUP) return;
QPID_LOG(info, *this << " member update: " << map);
size_t aliveCount = map.aliveCount();
assert(map.isAlive(self));
failoverExchange->updateUrls(getUrls(l));
// Mark store clean if I am the only broker, dirty otherwise.
if (store.hasStore()) {
if (aliveCount == 1) {
if (store.getState() != STORE_STATE_CLEAN_STORE) {
QPID_LOG(notice, *this << "Sole member of cluster, marking store clean.");
store.clean(Uuid(true));
}
}
else {
if (store.getState() != STORE_STATE_DIRTY_STORE) {
QPID_LOG(notice, "Running in a cluster, marking store dirty.");
store.dirty();
}
}
}
// If I am the last member standing, set queue policies.
if (aliveCount == 1 && lastAliveCount > 1 && state >= CATCHUP) {
QPID_LOG(notice, *this << " last broker standing, update queue policies");
lastBroker = true;
broker.getQueues().updateQueueClusterState(true);
}
else if (aliveCount > 1 && lastBroker) {
QPID_LOG(notice, *this << " last broker standing joined by " << aliveCount-1
<< " replicas, updating queue policies.");
lastBroker = false;
broker.getQueues().updateQueueClusterState(false);
}
lastAliveCount = aliveCount;
// Close connections belonging to members that have left the cluster.
ConnectionMap::iterator i = connections.begin();
while (i != connections.end()) {
ConnectionMap::iterator j = i++;
MemberId m = j->second->getId().getMember();
if (m != self && !map.isMember(m)) {
j->second->close();
erase(j->second->getId(), l);
}
}
}
// See comment on Cluster::setMgmtStatus
void Cluster::updateMgmtMembership(Lock& l) {
if (!mgmtObject) return;
std::vector<Url> urls = getUrls(l);
mgmtObject->set_clusterSize(urls.size());
string urlstr;
for(std::vector<Url>::iterator i = urls.begin(); i != urls.end(); i++ ) {
if (i != urls.begin()) urlstr += ";";
urlstr += i->str();
}
std::vector<string> ids = getIds(l);
string idstr;
for(std::vector<string>::iterator i = ids.begin(); i != ids.end(); i++ ) {
if (i != ids.begin()) idstr += ";";
idstr += *i;
}
mgmtObject->set_members(urlstr);
mgmtObject->set_memberIDs(idstr);
}
void Cluster::configChange(const MemberId&,
const std::string& membersStr,
const std::string& leftStr,
const std::string& joinedStr,
Lock& l)
{
if (state == LEFT) return;
MemberSet members = decodeMemberSet(membersStr);
MemberSet left = decodeMemberSet(leftStr);
MemberSet joined = decodeMemberSet(joinedStr);
QPID_LOG(notice, *this << " configuration change: " << members);
QPID_LOG_IF(notice, !left.empty(), *this << " Members left: " << left);
QPID_LOG_IF(notice, !joined.empty(), *this << " Members joined: " << joined);
// If we are still joining, make sure there is someone to give us an update.
elders = intersection(elders, members);
if (elders.empty() && INIT < state && state < CATCHUP) {
QPID_LOG(critical, "Cannot update, all potential updaters left the cluster.");
leave(l);
return;
}
bool memberChange = map.configChange(members);
// Update initital status for members joining or leaving.
initMap.configChange(members);
if (initMap.isResendNeeded()) {
mcast.mcastControl(
ClusterInitialStatusBody(
ProtocolVersion(), CLUSTER_VERSION, state > INIT, clusterId,
store.getState(), store.getShutdownId(),
initMap.getFirstConfigStr(),
vectorToUrlArray(getUrls(l))
),
self);
}
if (initMap.transitionToComplete()) initMapCompleted(l);
if (state >= CATCHUP && memberChange) {
memberUpdate(l);
if (elders.empty()) becomeElder(l);
}
updateMgmtMembership(l); // Update on every config change for consistency
}
void views::treeView::performDrag()
{
QModelIndexList list=selectedIndexes();
QList<QUrl> urls=getUrls(list);
if(urls.isEmpty() )
{
return ;
}
QMimeData *mimeData = new QMimeData;
mimeData->setUrls(urls);
QDrag *drag = new QDrag(this);
drag->setMimeData(mimeData);
drag->setPixmap(QPixmap(decor->tagIcon(-1).pixmap(48,48)) );
drag->exec(Qt::CopyAction|Qt::MoveAction);
if(reorderL.size() == 0)
{
return ;
}
QItemSelection sel;
std::set<int>::const_iterator it=reorderL.begin();
for(;it!=reorderL.end();it++)
{
QItemSelection s;
s.select(model ()->index (*it, 0),model ()->index (*it, model()->columnCount()-1));
sel.merge(s,QItemSelectionModel::SelectCurrent);
}
// selectionModel()->select (sel,QItemSelectionModel::Select );
reorderL.clear();
}
std::vector<Url> Cluster::getUrls() const {
Lock l(lock);
return getUrls(l);
}
