@Override
protected String selectTransferSyntaxFor(Association storeas, ArchiveInstanceLocator inst)
throws UnsupportedStoreSCUException {
Set<String> acceptedTransferSyntax = storeas.getTransferSyntaxesFor(inst.cuid);
// check for SOP classes elimination
if (context
.getArchiveAEExtension()
.getRetrieveSuppressionCriteria()
.isCheckTransferCapabilities()) {
inst = service.eliminateUnSupportedSOPClasses(inst, context);
// check if eliminated then throw exception
if (inst == null)
throw new UnsupportedStoreSCUException("Unable to send instance, SOP class not configured");
if (isConfiguredAndAccepted(inst, storeas.getTransferSyntaxesFor(inst.cuid)))
return inst.tsuid;
else return getDefaultConfiguredTransferSyntax(inst);
}
if (acceptedTransferSyntax.contains(inst.tsuid)) return inst.tsuid;
return storeas.getTransferSyntaxesFor(inst.cuid).contains(UID.ExplicitVRLittleEndian)
? UID.ExplicitVRLittleEndian
: UID.ImplicitVRLittleEndian;
}
private void retrieve(Attributes keys) throws IOException, InterruptedException {
DimseRSPHandler rspHandler =
new DimseRSPHandler(as.nextMessageID()) {
int lastRemaining = -1;
long lastChanged;
@Override
public void onDimseRSP(Association as, Attributes cmd, Attributes data) {
super.onDimseRSP(as, cmd, data);
if (idleRetrieveTimeout != -1 && Status.isPending(cmd.getInt(Tag.Status, -1))) {
int remaining = cmd.getInt(Tag.NumberOfRemainingSuboperations, -1);
if (remaining > 0) {
if (lastRemaining != remaining) {
lastRemaining = remaining;
lastChanged = System.currentTimeMillis();
} else {
long idleTime = System.currentTimeMillis() - lastChanged;
if (idleTime > idleRetrieveTimeout) {
LOG.warn(
"Cancel C-MOVE request after "
+ idleTime
+ "ms of idle time! response:"
+ cmd);
try {
exitCode = 3;
cancel(as);
} catch (IOException e) {
e.printStackTrace();
}
} else {
LOG.info(
"C_MOVE Request is idle for "
+ idleTime
+ "ms! idleRetrieveTimeout="
+ idleRetrieveTimeout);
}
}
}
}
}
};
as.cmove(model.cuid, priority, keys, null, destination, rspHandler);
}
private CStoreForwardTask createTask(final Association as) {
ApplicationEntity localAE = retrieveCtx.getLocalApplicationEntity();
Association storeas = openAssociation(as, localAE);
final CStoreForwardTask task = new CStoreForwardTask(retrieveCtx, storeas);
forwardTasks.put(as, task);
as.addAssociationListener(
new AssociationListener() {
@Override
public void onClose(Association association) {
task.onStore(null);
forwardTasks.remove(as);
}
});
if (storeas != null) {
retrieveCtx.incrementPendingCStoreForward();
localAE.getDevice().execute(task);
}
return task;
}
private AAssociateRQ createAARQ(Association as) {
AAssociateRQ aarq = new AAssociateRQ();
for (PresentationContext pc : as.getAAssociateRQ().getPresentationContexts())
aarq.addPresentationContext(pc);
return aarq;
}
public void retrieve(Attributes keys, DimseRSPHandler handler)
throws IOException, InterruptedException {
as.cmove(model.cuid, priority, keys, null, destination, handler);
}
public void close() throws IOException, InterruptedException {
if (as != null && as.isReadyForDataTransfer()) {
as.waitForOutstandingRSP();
as.release();
}
}
