/**
* All the search requests are sent out in parallel.... wait for all of them to be done. This
* method can be called as-is from a waiter thread with push ...that is if the push can work more
* reliably.
*/
private void waitForSearchResults(PatientSearchCompletionService completionService) {
try {
System.out.println("#################" + completionService.getNodesToSearch().size());
List<NBIANode> noResponseNode = new ArrayList<NBIANode>();
for (NBIANode node : completionService.getNodesToSearch()) {
noResponseNode.add(node);
}
for (int i = 0; i < completionService.getNodesToSearch().size(); i++) {
try {
// this is a blocking call
Future<PatientSearchResults> future =
completionService
.getCompletionService()
.poll(NCIAConfig.getTimeoutInMin(), TimeUnit.MINUTES);
// this is a blocking call
PatientSearchResults result = null;
if (future != null) {
result = future.get();
System.out.println(
"got response from node " + result.getNode().getDisplayName() + " so remove it");
noResponseNode.remove(result.getNode()); // got response so remove it
logResult(result);
addNodeResult(result);
}
} catch (CancellationException e) {
e.printStackTrace();
}
// pushToBrowser();
}
if (noResponseNode != null && !noResponseNode.isEmpty()) {
// check is there are any node from where, no response came with configurable minutes.
for (NBIANode node : noResponseNode) {
System.out.println("no response Node" + node.getDisplayName());
Exception searchError = new Exception("no response from node");
PatientSearchResults result = new PatientSearchResults(node, searchError);
logResult(result);
addNodeResult(result);
}
}
System.out.println("done waiting for results");
}
// catch(InterruptedException ie) {
// System.out.println("interrupted the async result waiter");
// }
catch (Exception ex) {
// shouldnt get here, the search result service should capture
// any exceptions and results a search result that indicates
// there was an error
ex.printStackTrace();
}
}
private static void logResult(PatientSearchResults result) {
if (result.getResults() != null) {
System.out.println(
"PatientSearchResults num results:"
+ result.getResults().length
+ " - Node "
+ result.getNode().getDisplayName());
}
if (result.getSearchError() != null) {
System.out.println(
"PatientSearchResults error:"
+ result.getSearchError()
+ " - Node "
+ result.getNode().getDisplayName());
}
}
private void addNodeResult(PatientSearchResults patientSearchResults) {
NodeTableWrapper foundWrapper = null;
for (NodeTableWrapper wrapperIter : nodeTableWrappers) {
if (wrapperIter.getNBIANode().getURL().equals(patientSearchResults.getNode().getURL())) {
foundWrapper = wrapperIter;
break;
}
}
foundWrapper.setPatientSearchResults(patientSearchResults);
}