void RtDataStore::setAvailableData(RtDataID dataID) {
// remove timepoint if one is set
if(dataID.getTimePoint() != DATAID_NUM_UNSET_VALUE) {
dataID.setTimePoint(DATAID_NUM_WILDCARD_VALUE);
}
// put data id into available data (insert will only add a unique value)
// TODO will a position iterator add any efficiency here?
availableData.insert(dataID);
}
// process a single acquisition
int RtDataViewer::process(ACE_Message_Block *mb) {
ACE_TRACE(("RtDataViewer::process"));
RtStreamMessage *msg = (RtStreamMessage*) mb->rd_ptr();
// get the current time
unsigned int time = msg->getCurrentData()->getDataID().getTimePoint();
// debug
getDataStore().getAvailableData();
RtDataID id;
// find all data requested
for(vector<string>::iterator i = dataIds.begin(); i != dataIds.end(); i++) {
id.setFromString(*i);
if(id.getTimePoint() != DATAID_NUM_UNSET_VALUE
&& id.getTimePoint() != DATAID_NUM_WILDCARD_VALUE) {
id.setTimePoint(time);
}
cout << "RtDataViewer::process: searching for " << id
<< " from " << *i << endl;
// find the data with the right ID
RtData *dat = getDataStore().getData(id);
if(dat == NULL) {
cout << "RtDataViewer::process: could not find " << id << endl;
if(logOutput) {
stringstream logs("");
logs << "RtDataViewer::process: could not find " << id << endl;
log(logs);
}
}
else {
cout << "RtDataViewer::process: found " << dat->getDataID() << endl;
if(logOutput) {
stringstream logs("");
logs << "RtDataViewer::process: found "
<< dat->getDataID() << endl;
log(logs);
}
}
}
return 0;
}
// get data by id
//
// NOTE: this function is much more efficient if the requested data is
// specified fully, i.e. there are no wildcards in the dataID (see RtDataID.h)
// avoid using wildcards if possible
RtData *RtDataStore::getData(RtDataID dataID) {
// fill in wildcards (search through available data makes this inefficient)
if(dataID.hasWildcards()) {
// find corresponding full id by an exhaustive search through available
// data
for(set<RtDataID>::const_iterator id = availableData.begin();
id != availableData.end(); id++) {
RtDataID avail = (*id);
// handle potential timepoint-less data
unsigned int tp = avail.getTimePoint();
if(dataID.getTimePoint() != DATAID_NUM_UNSET_VALUE) {
avail.setTimePoint(DATAID_NUM_WILDCARD_VALUE);
}
else {
avail.setTimePoint(DATAID_NUM_UNSET_VALUE);
}
if (avail == dataID) { // == respects wildcards
// copy, preserving timepoint if not a timepointless datum
unsigned int origTp = dataID.getTimePoint();
dataID = avail;
if(tp != DATAID_NUM_UNSET_VALUE) {
dataID.setTimePoint(origTp);
}
else {
dataID.setTimePoint(tp);
}
break;
}
}
// finally, handle wildcard in timepoint field by using the latest timepoint
if (dataID.getTimePoint() == DATAID_NUM_WILDCARD_VALUE) {
dataID.setTimePoint(latestTR);
}
if(dataID.hasWildcards()) {
cerr << "filling in wildcards failed. no match found." << endl;
return NULL;
}
}
// iterator for map
map<RtDataID,RtData*,RtDataIDCompare>::const_iterator it;
mut.acquire();
it = store.find(dataID);
// if not found
if(it == store.end()) {
mut.release();
return NULL;
}
mut.release();
return (*it).second;
}
