static void
deliveryServiceUnSubscribe(
void *o,
void *arg)
{
v_partition p = v_partition(o);
v_deliveryServiceEntry e = v_deliveryServiceEntry(arg);
v_kernel kernel;
v_group g;
c_value params[2];
c_iter list;
assert(C_TYPECHECK(e,v_deliveryServiceEntry));
assert(C_TYPECHECK(p,v_partition));
params[0] = c_objectValue(p);
params[1] = c_objectValue(e->topic);
kernel = v_objectKernel(e);
list = v_groupSetSelect(kernel->groupSet,
"partition = %0 and topic = %1",
params);
while ((g = c_iterTakeFirst(list)) != NULL) {
v_groupRemoveEntry(g,v_entry(e));
c_free(g);
}
c_iterFree(list);
}
static c_bool
unsubscribe(
c_object entry,
c_voidp partition)
{
v_partition p = v_partition(partition);
v_deliveryServiceEntry e = v_deliveryServiceEntry(entry);
deliveryServiceUnSubscribe(p, e);
return TRUE;
}
v_deliveryServiceEntry
v_deliveryServiceEntryNew(
v_deliveryService deliveryService,
v_topic topic)
{
v_kernel kernel;
v_deliveryServiceEntry e;
assert(C_TYPECHECK(deliveryService,v_deliveryService));
assert(C_TYPECHECK(topic,v_topic));
kernel = v_objectKernel(deliveryService);
e = v_deliveryServiceEntry(v_objectNew(kernel,K_DELIVERYSERVICEENTRY));
v_entryInit(v_entry(e), v_reader(deliveryService));
e->topic = c_keep(topic);
return e;
}
static void
deliveryServiceSubscribe(
void *o,
void *arg)
{
v_partition p = v_partition(o);
v_deliveryServiceEntry e = v_deliveryServiceEntry(arg);
v_kernel kernel;
v_group g;
assert(C_TYPECHECK(e,v_deliveryServiceEntry));
assert(C_TYPECHECK(p,v_partition));
kernel = v_objectKernel(e);
g = v_groupSetCreate(kernel->groupSet,p,e->topic);
if(v_groupPartitionAccessMode(g) == V_ACCESS_MODE_READ_WRITE ||
v_groupPartitionAccessMode(g) == V_ACCESS_MODE_READ)
{
v_groupAddEntry(g,v_entry(e));
}
c_free(g);
}
v_writeResult
v_entryWrite(
v_entry e,
v_message o,
v_networkId writingNetworkId,
v_instance *instance)
{
v_writeResult writeResult;
assert(C_TYPECHECK(e,v_entry));
assert(C_TYPECHECK(o,v_message));
switch(v_objectKind(e->reader)) {
case K_DATAREADER:
writeResult = v_dataReaderEntryWrite(v_dataReaderEntry(e),
o,
instance,
C_TIME_MIN_INFINITE);
break;
case K_NETWORKREADER:
writeResult = v_networkReaderEntryWrite(v_networkReaderEntry(e),
o, writingNetworkId);
break;
case K_DELIVERYSERVICE:
writeResult = v_deliveryServiceEntryWrite(v_deliveryServiceEntry(e),o,instance);
break;
default:
OS_REPORT_1(OS_ERROR,
"v_entryWrite failed",0,
"illegal reader kind (%d) specified",
v_objectKind(e->reader));
assert(FALSE);
return V_WRITE_UNDEFINED;
}
return writeResult;
}
