d_storeResult
d_storeMMFKernelBackupRestore(
d_storeMMFKernel kernel,
const d_store store,
const d_nameSpace nameSpace)
{
c_iter groups;
d_groupInfo group;
d_groupInfo restore, found;
d_storeResult result;
OS_UNUSED_ARG(store);
if(kernel && nameSpace){
groups = ospl_c_select(kernel->backup, 0);
group = d_groupInfo(c_iterTakeFirst(groups));
result = D_STORE_RESULT_OK;
while(group && (result == D_STORE_RESULT_OK)){
if(d_nameSpaceIsIn(nameSpace, group->partition, group->topic->name)){
restore = c_remove(kernel->backup, group, NULL, NULL);
assert(restore);
if(restore){
found = d_groupInfo(c_tableInsert(kernel->groups, restore));
if(found != restore){
c_remove(kernel->groups, found, NULL, NULL);
c_free(found);
found = d_groupInfo(c_tableInsert(kernel->groups, restore));
assert(found == restore);
if(found != restore){
result = D_STORE_RESULT_ERROR;
}
}
} else {
result = D_STORE_RESULT_ERROR;
}
}
c_free(group);
group = d_groupInfo(c_iterTakeFirst(groups));
}
c_iterFree(groups);
} else {
result = D_STORE_RESULT_ILL_PARAM;
}
return result;
}
void
v_entryRemoveGroup(
v_entry entry,
v_group group)
{
c_query query;
q_expr qExpr;
c_value params[2];
c_iter groups;
v_proxy proxy, proxy2;
v_handle handle;
assert(entry != NULL);
assert(C_TYPECHECK(entry,v_entry));
assert(group != NULL);
assert(C_TYPECHECK(group,v_group));
handle = v_publicHandle(v_public(group));
qExpr = (q_expr)q_parse("source.index = %0 and source.server = %1");
params[0] = c_longValue(handle.index);
params[1] = c_addressValue(handle.server);
query = c_queryNew(entry->groups, qExpr, params);
q_dispose(qExpr);
groups = c_select(query, 0);
c_free(query);
assert(c_iterLength(groups) <= 1);
proxy = v_proxy(c_iterTakeFirst(groups));
proxy2 = c_remove(entry->groups, proxy, NULL, NULL);
c_iterFree(groups);
c_free(proxy);
c_free(proxy2);
}
c_bool
v_waitsetDetach (
v_waitset _this,
v_observable o)
{
c_bool result;
v_proxy found;
findProxyArgument arg;
void* userDataRemoved = NULL;
assert(_this != NULL);
assert(C_TYPECHECK(_this,v_waitset));
arg.observable = v_publicHandle(v_public(o));
arg.proxy = NULL;
v_waitsetLock(_this);
c_setWalk(_this->observables,findProxy,&arg);
if (arg.proxy != NULL) { /* proxy to the observer found */
found = c_remove(_this->observables,arg.proxy,NULL,NULL);
assert(found == arg.proxy);
c_free(found);
}
v_waitsetUnlock(_this);
result = v_observableRemoveObserver(o,v_observer(_this), &userDataRemoved);
v_waitsetClearRemovedObserverPendingEvents(_this, userDataRemoved);
/* wakeup blocking threads to evaluate new condition. */
if (v_observerWaitCount(_this)) {
v_waitsetTrigger(_this, NULL);
}
return result;
}
void
v_subscriberRemoveReader(
v_subscriber s,
v_reader r)
{
v_reader found;
v_partition d;
c_iter iter;
assert(s != NULL);
assert(r != NULL);
iter = c_iterNew(NULL);
c_lockWrite(&s->lock);
found = c_remove(s->readers,r,NULL,NULL);
v_partitionAdminWalk(s->partitions,collectPartitions,iter);
while ((d = c_iterTakeFirst(iter)) != NULL) {
/* ES, dds1576: The unsubscribe here is performed for all partitions,
* however for the K_DATAREADER class not all partitions were
* actually subscribed too. Instead of verifying if a partition was
* subscribed too or not, the unsubscribe is just executed every time
* as this is 'cheaper' then performing the access check again.
* If a partition was not subscribed too then the unsubcribe will have no
* effect.
*/
v_readerUnSubscribe(r,d);
c_free(d);
}
c_lockUnlock(&s->lock);
c_iterFree(iter);
c_free(found);
}
d_storeResult
d_groupInfoExpungeInstance(
d_groupInfo _this,
const d_store store,
const v_groupAction action)
{
d_storeResult result;
d_instance instance, removed;
if(_this && action && action->message){
instance = d_groupInfoLookupInstance(_this, action);
if(instance){
removed = c_remove(_this->instances, instance, NULL, NULL);
assert(removed == instance);
if(removed == instance){
_this->quality = action->actionTime;
result = D_STORE_RESULT_OK;
} else {
result = D_STORE_RESULT_MUTILATED;
}
c_free(removed);
c_free(instance);
} else {
result = D_STORE_RESULT_OK;
}
} else {
result = D_STORE_RESULT_ILL_PARAM;
}
return result;
}
//SUMMARY
// Return the first request in the cache after removing it from the cache, or NULL if the cache is empty
struct cache_entry* c_shift() {
fprintf(stderr, "c_shift: Called\n");
struct cache_entry* first = c_first();
if (first != NULL)
c_remove(first);
return first;
}
v_reader
v_subscriberRemoveShare(
v_subscriber _this,
v_reader reader)
{
v_reader found;
v_subscriberLockShares(_this);
found = c_remove(_this->shares,reader,NULL,NULL);
v_subscriberUnlockShares(_this);
return found;
}
v_entry
v_readerRemoveEntry(
v_reader r,
v_entry e)
{
v_entry found;
assert(C_TYPECHECK(r,v_reader));
v_readerEntrySetLock(r);
found = c_keep(c_remove(r->entrySet.entries, e, NULL, NULL));
v_readerEntrySetUnlock(r);
return found;
}
void
v_participantResendManagerRemoveWriter(
v_participant p,
v_writer w)
{
C_STRUCT(v_proxy) wp;
v_proxy found;
wp.source = v_publicHandle(v_public(w));
wp.userData = NULL;
c_mutexLock(&p->resendMutex);
found = c_remove(p->resendWriters, &wp, NULL, NULL);
c_free(found); /* remove local reference transferred from collection */
c_mutexUnlock(&p->resendMutex);
}
void
v_participantRemove(
v_participant p,
v_entity e)
{
v_entity found;
assert(p != NULL);
assert(C_TYPECHECK(p,v_participant));
assert(e != NULL);
assert(C_TYPECHECK(e,v_entity));
c_lockWrite(&p->lock);
found = c_remove(p->entities,e,NULL,NULL);
c_lockUnlock(&p->lock);
c_free(found);
}
v_entity
v_removeShare(
v_kernel kernel,
v_entity e)
{
v_entity found;
assert(kernel != NULL);
assert(C_TYPECHECK(kernel,v_kernel));
assert(e != NULL);
assert(C_TYPECHECK(e,v_entity));
v_lockShares(kernel);
found = c_remove(kernel->shares,e,NULL,NULL);
v_unlockShares(kernel);
return found;
}
v_participant
v_removeParticipant(
v_kernel kernel,
v_participant p)
{
v_participant found;
assert(kernel != NULL);
assert(C_TYPECHECK(kernel,v_kernel));
assert(p != NULL);
assert(C_TYPECHECK(p,v_participant));
c_lockWrite(&kernel->lock);
found = c_remove(kernel->participants,p,NULL,NULL);
c_lockUnlock(&kernel->lock);
return found;
}
c_bool
v_groupStreamUnSubscribeGroup(
v_groupStream stream,
v_group group)
{
v_group found;
c_bool result;
assert(C_TYPECHECK(stream, v_groupStream));
assert(C_TYPECHECK(group, v_group));
found = c_remove(stream->groups, group, NULL, NULL);
if(found == group){
result = TRUE;
} else {
result = FALSE;
}
return result;
}
void
v_dataViewInstanceRemove(
v_dataViewInstance instance)
{
v_dataViewInstance found;
assert(C_TYPECHECK(instance,v_dataViewInstance));
if (instance->sampleCount == 0) {
CHECK_ZERO_INSTANCE(instance);
found = c_remove(v_dataView(instance->dataView)->instances,instance,NULL,NULL);
assert(found == instance);
instance->dataView = NULL;
v_publicFree(v_public(instance));
c_free(instance);
} else {
CHECK_INSTANCE(instance);
}
}
d_storeResult
d_storeMMFKernelDeleteNonMatchingGroups(
d_storeMMFKernel _this,
c_string partitionExpr,
c_string topicExpr)
{
d_storeResult result;
d_groupInfo group, removed;
c_iter groups;
c_bool match;
if(_this && partitionExpr && topicExpr){
result = D_STORE_RESULT_OK;
groups = ospl_c_select(_this->groups, 0);
group = d_groupInfo(c_iterTakeFirst(groups));
while(group){
match = d_patternMatch(group->partition, partitionExpr);
if(match){
match = d_patternMatch(group->topic->name, topicExpr);
}
if(!match){
removed = c_remove(_this->groups, group, NULL, NULL);
assert(removed == group);
if(removed != group){
result = D_STORE_RESULT_MUTILATED;
}
c_free(removed);
}
c_free(group);
group = d_groupInfo(c_iterTakeFirst(groups));
}
c_iterFree(groups);
} else {
result = D_STORE_RESULT_ILL_PARAM;
}
return result;
}
v_topic
v_lookupTopic(
v_kernel kernel,
const char *name)
{
v_topic topicFound;
C_STRUCT(v_topic) dummyTopic;
c_base base = c_getBase(c_object(kernel));
/* Create a dummy topic for look-up */
memset(&dummyTopic, 0, sizeof(dummyTopic));
((v_entity)(&dummyTopic))->name = c_stringNew(base,name);
topicFound = NULL;
c_lockRead(&kernel->lock);
/* This does not remove anything because the alwaysFalse function always
* returns false */
c_remove(kernel->topics, &dummyTopic, alwaysFalse, &topicFound);
c_lockUnlock(&kernel->lock);
c_free(((v_entity)(&dummyTopic))->name);
return topicFound;
}
v_result
v_deliveryWaitListFree(
v_deliveryWaitList _this)
{
v_deliveryWaitList found;
v_result result;
assert(C_TYPECHECK(_this,v_deliveryWaitList));
if (_this) {
/* lookup or create a writer specific admin.
*/
found = c_remove(v_deliveryGuard(_this->guard)->waitlists, _this, NULL, NULL);
assert(found == _this);
assert(c_refCount(found) == 2);
c_free(found);
c_free(_this);
result = V_RESULT_OK;
} else {
result = V_RESULT_ILL_PARAM;
}
return result;
}
v_topic
v_removeTopic(
v_kernel kernel,
v_topic topic)
{
v_topic found;
assert(kernel != NULL);
assert(C_TYPECHECK(kernel,v_kernel));
assert(topic != NULL);
assert(C_TYPECHECK(topic,v_topic));
c_lockWrite(&kernel->lock);
found = c_remove(kernel->topics,topic,NULL,NULL);
c_lockUnlock(&kernel->lock);
if (found == NULL) {
return NULL;
}
if (v_objectKind(found) != K_TOPIC) {
return NULL;
}
return found;
}
void
v_dataViewInstanceRemove(
v_dataViewInstance instance)
{
v_dataView dataView;
v_dataViewInstance found;
assert(C_TYPECHECK(instance,v_dataViewInstance));
if (instance->sampleCount == 0) {
CHECK_ZERO_INSTANCE(instance);
if (v_objectKind (instance) == K_DATAVIEWINSTANCE) {
dataView = v_dataView(v_instanceEntity(instance));
found = c_remove(dataView->instances,instance,NULL,NULL);
assert(found == instance);
OS_UNUSED_ARG(found);
v_publicFree(v_public(instance));
c_free(instance);
}
} else {
CHECK_INSTANCE(instance);
}
}
v_partition
v_removePartition(
v_kernel kernel,
v_partition partition)
{
v_partition found;
assert(kernel != NULL);
assert(C_TYPECHECK(kernel,v_kernel));
assert(partition != NULL);
assert(C_TYPECHECK(partition,v_partition));
c_lockWrite(&kernel->lock);
found = c_remove(kernel->partitions,partition,NULL,NULL);
c_lockUnlock(&kernel->lock);
if (found == NULL) {
return NULL;
}
if (v_objectKind(found) != K_DOMAIN) {
return NULL;
}
return found;
}
void
add_base_prop_view(
UI::ObjectView& object_view,
unsigned const index
) {
auto const root = object_view.root();
auto& session = object_view.m_session;
auto& object = object_view.m_object;
// Slug property
auto field_slug = UI::Field::make(root, object.slug());
auto& field_slug_ref = *field_slug;
field_slug->geometry().set_sizing(UI::Axis::horizontal, UI::Axis::horizontal);
UI::bind_field_describer(field_slug, "slug");
field_slug->signal_user_modified.bind([&session, &object](
UI::Field::SPtr const& field_slug,
bool const accept
) {
if (accept) {
// NB: signal_notify_command handles result
Hord::Cmd::Object::SetSlug{session}(
object, field_slug->text()
);
} else {
field_slug->set_text(object.slug());
}
});
// Metadata property
auto grid_metadata = UI::TableGrid::make(
root, session, object,
object.metadata().table()
);
auto& grid_metadata_ref = *grid_metadata;
grid_metadata->signal_event_filter.bind([&session, &object, &grid_metadata_ref](
UI::Widget::SPtr const& widget,
UI::Event const& event
) -> bool {
if (grid_metadata_ref.has_input_control()) {
return false;
} else if (event.type != UI::EventType::key_input) {
return s_grid_metadata_describer(widget, event);
}
auto const* kim_match = key_input_match(event.key_input, s_kim_erase_metafield);
if (kim_match) {
Hord::Cmd::Object::RemoveMetaField c_remove{session};
if (grid_metadata_ref.row_count() <= 0) {
return false;
}
if (&s_kim_erase_metafield[0] != kim_match) {
c_remove(object, grid_metadata_ref.m_cursor.row);
}
for (signed index = grid_metadata_ref.row_count() - 1; index >= 0; --index) {
if (grid_metadata_ref.m_sel[index]) {
c_remove(object, index);
}
}
return true;
} else if (event.key_input.cp == 'i' || event.key_input.cp == 'n') {
Hord::Cmd::Object::SetMetaField{session}(
object, "new" + std::to_string(grid_metadata_ref.row_count()), {}, true
);
return true;
}
return false;
});
grid_metadata->signal_cell_edited.bind([&session, &object](
Hord::Data::Table::Iterator& it,
UI::index_type col,
String const& string_value,
Hord::Data::ValueRef& new_value
) {
if (col == 0) {
Hord::Cmd::Object::RenameMetaField{session}(
object, it.index, string_value
);
} else if (col == 1) {
Hord::Cmd::Object::SetMetaField{session}(
object, it.index, new_value
);
}
});
auto view = UI::PropView::make(root, "base", UI::Axis::vertical);
view->signal_notify_command.bind([&object, &field_slug_ref, &grid_metadata_ref](
UI::View* const /*parent_view*/,
UI::PropView& /*prop_view*/,
Hord::Cmd::UnitBase const& command,
Hord::Cmd::TypeInfo const& type_info
) {
if (command.object_id() != object.id()) {
return;
}
switch (type_info.id) {
case Hord::Cmd::Object::SetSlug::COMMAND_ID:
field_slug_ref.set_text(object.slug());
break;
}
if (!command.ok_action()) {
return;
}
switch (type_info.id) {
case Hord::Cmd::Object::SetMetaField::COMMAND_ID: {
auto const& c = static_cast<Hord::Cmd::Object::SetMetaField const&>(command);
if (c.created()) {
grid_metadata_ref.insert_before(c.field_index(), 1);
} else {
grid_metadata_ref.notify_cell_changed(c.field_index(), 1);
}
} break;
case Hord::Cmd::Object::RenameMetaField::COMMAND_ID: {
auto const& c = static_cast<Hord::Cmd::Object::RenameMetaField const&>(command);
grid_metadata_ref.notify_cell_changed(c.field_index(), 0);
} break;
case Hord::Cmd::Object::RemoveMetaField::COMMAND_ID: {
auto const& c = static_cast<Hord::Cmd::Object::RemoveMetaField const&>(command);
grid_metadata_ref.erase(c.field_index(), 1);
} break;
}
});
view->push_back(std::move(field_slug));
view->push_back(std::move(grid_metadata));
object_view.add_prop_view(std::move(view), index);
}