Examples with RetrieveContext org.dcm4chee.arc.retrieve.RetrieveContext used on opensource projects

Example 1 with RetrieveContext

use of org.dcm4chee.arc.retrieve.RetrieveContext in project dcm4chee-arc-light by dcm4che.

the class WadoURI method get.

@GET
public void get(@Suspended AsyncResponse ar) {
    if (contentType != null)
        contentTypes = new ContentTypes(contentType);
    logRequest();
    if (aet.equals(getApplicationEntity().getAETitle()))
        validateWebApp();
    try {
        final RetrieveContext ctx = service.newRetrieveContextWADO(HttpServletRequestInfo.valueOf(request), aet, studyUID, seriesUID, objectUID);
        if (request.getHeader(HttpHeaders.IF_MODIFIED_SINCE) == null && request.getHeader(HttpHeaders.IF_UNMODIFIED_SINCE) == null && request.getHeader(HttpHeaders.IF_MATCH) == null && request.getHeader(HttpHeaders.IF_NONE_MATCH) == null) {
            buildResponse(ar, ctx, null);
            return;
        }
        LOG.debug("Query Last Modified date of Instance");
        Date lastModified = service.getLastModified(ctx, ignorePatientUpdates());
        if (lastModified == null) {
            LOG.info("Last Modified date for Study[uid={}] Series[uid={} Instance[uid={}] is unavailable.", studyUID, seriesUID, objectUID);
            throw new WebApplicationException(errResponse("No matches found.", Response.Status.NOT_FOUND));
        }
        LOG.debug("Last Modified date: {}", lastModified);
        Response.ResponseBuilder respBuilder = evaluatePreConditions(lastModified);
        if (respBuilder == null) {
            LOG.debug("Preconditions are not met - build response");
            buildResponse(ar, ctx, lastModified);
        } else {
            Response response = respBuilder.build();
            LOG.debug("Preconditions are met - return status {}", response.getStatus());
            ar.resume(response);
        }
    } catch (Exception e) {
        ar.resume(e);
    }
}

Example 2 with RetrieveContext

use of org.dcm4chee.arc.retrieve.RetrieveContext in project dcm4chee-arc-light by dcm4che.

the class UPSStoreSCU method calculateMatches.

private RetrieveContext calculateMatches(Attributes ups, String destAET) throws DicomServiceException {
    RetrieveContext retrieveContext = null;
    RetrieveLevel retrieveLevel = RetrieveLevel.of(UPSUtils.getScheduledProcessingCodeParameter(ups, ScopeOfAccumulation.CODE));
    Set<String> suids = new HashSet<>();
    for (Attributes inputInformation : ups.getSequence(Tag.InputInformationSequence)) {
        RetrieveContext tmp = newRetrieveContext(retrieveLevel, inputInformation, destAET, suids);
        if (tmp != null && retrieveService.calculateMatches(tmp)) {
            if (retrieveContext == null) {
                retrieveContext = tmp;
            } else {
                retrieveContext.getMatches().addAll(tmp.getMatches());
                retrieveContext.setNumberOfMatches(retrieveContext.getNumberOfMatches() + tmp.getNumberOfMatches());
            }
        }
    }
    return retrieveContext;
}

Example 3 with RetrieveContext

use of org.dcm4chee.arc.retrieve.RetrieveContext in project dcm4chee-arc-light by dcm4che.

the class UPSStoreSCU method processA.

@Override
protected void processA(UPSContext upsCtx, Attributes ups) throws Exception {
    String destinationAE = destinationAEOf(ups);
    RetrieveContext retrieveContext = calculateMatches(ups, destinationAE);
    if (retrieveContext == null) {
        throw new UPSProcessorException(NOOP_UPS, "No matching Instances found");
    }
    if (retrieveService.restrictRetrieveAccordingTransferCapabilities(retrieveContext)) {
        storeSCU.newRetrieveTaskSTORE(retrieveContext).run();
        String outcomeDescription = retrieveContext.getOutcomeDescription();
        Attributes performedProcedure = getPerformedProcedureStep(upsCtx);
        performedProcedure.setString(Tag.PerformedProcedureStepDescription, VR.LO, outcomeDescription);
        Sequence outputInformationSeq = performedProcedure.getSequence(Tag.OutputInformationSequence);
        for (InstanceLocations match : retrieveContext.getMatches()) {
            if (!retrieveContext.isFailedSOPInstanceUID(match.getSopInstanceUID())) {
                refSOPSequence(outputInformationSeq, match, destinationAE).add(toSOPRef(match));
            }
        }
        if (retrieveContext.status() != Status.Success)
            throw new DicomServiceException(retrieveContext.status(), outcomeDescription);
    }
}

Example 4 with RetrieveContext

use of org.dcm4chee.arc.retrieve.RetrieveContext in project dcm4chee-arc-light by dcm4che.

the class Dcm2Hl7Exporter method scheduleMessage.

private Outcome scheduleMessage(ExportContext exportContext, HL7Application sender, HL7Application receiver) throws Exception {
    String xslStylesheetURI = descriptor.getProperties().get("XSLStylesheetURI");
    if (xslStylesheetURI == null)
        return new Outcome(Task.Status.WARNING, "Missing XSL stylesheet to convert DICOM attributes to HL7 message");
    String msgType = descriptor.getProperties().get("MessageType");
    if (msgType == null)
        return new Outcome(Task.Status.WARNING, "Missing HL7 message type");
    RetrieveContext ctx = retrieveService.newRetrieveContext(exportContext.getAETitle(), exportContext.getStudyInstanceUID(), exportContext.getSeriesInstanceUID(), exportContext.getSopInstanceUID());
    ctx.setHttpServletRequestInfo(exportContext.getHttpServletRequestInfo());
    if (!retrieveService.calculateMatches(ctx))
        return new Outcome(Task.Status.WARNING, noMatches(exportContext));
    ArchiveHL7Message hl7Msg = hl7Message(sender, receiver, ctx, msgType, xslStylesheetURI);
    HL7Message hl7MsgRsp = parseRsp(hl7Sender.sendMessage(sender, receiver, hl7Msg));
    return new Outcome(statusOf(hl7MsgRsp), hl7MsgRsp.toString());
}

Example 5 with RetrieveContext

use of org.dcm4chee.arc.retrieve.RetrieveContext in project dcm4chee-arc-light by dcm4che.

the class UpdateMetadataScheduler method updateMetadata.

private void updateMetadata(ArchiveDeviceExtension arcDev, Storage storage, Series.MetadataUpdate metadataUpdate, AtomicInteger success, AtomicInteger skipped) {
    try (RetrieveContext ctx = retrieveService.newRetrieveContextSeriesMetadata(metadataUpdate)) {
        if (claim(metadataUpdate, storage) && retrieveService.calculateMatches(ctx)) {
            LOG.debug("Creating/Updating Metadata for Series[pk={}] on {}", metadataUpdate.seriesPk, storage.getStorageDescriptor());
            WriteContext writeCtx = createWriteContext(storage, ctx.getMatches().iterator().next());
            try {
                try (ZipOutputStream out = new ZipOutputStream(storage.openOutputStream(writeCtx))) {
                    for (InstanceLocations match : ctx.getMatches()) {
                        out.putNextEntry(new ZipEntry(match.getSopInstanceUID()));
                        JsonGenerator gen = Json.createGenerator(out);
                        arcDev.encodeAsJSONNumber(new JSONWriter(gen)).write(loadMetadata(ctx, match));
                        gen.flush();
                        out.closeEntry();
                    }
                    out.finish();
                }
                storage.commitStorage(writeCtx);
                ejb.commit(metadataUpdate.seriesPk, createMetadata(writeCtx));
            } catch (Exception e) {
                LOG.warn("Failed to Create/Update Metadata for Series[pk={}] on {}:\n", metadataUpdate.seriesPk, storage.getStorageDescriptor(), e);
                try {
                    ejb.incrementMetadataUpdateFailures(metadataUpdate.seriesPk, nextRetry(arcDev, metadataUpdate.updateFailures));
                } catch (Exception e1) {
                    LOG.warn("Failed to update Metadata Update time", e1);
                }
                try {
                    storage.revokeStorage(writeCtx);
                } catch (Exception e1) {
                    LOG.warn("Failed to revoke storage", e1);
                }
                return;
            }
            LOG.debug("Created/Updated Metadata for Series[pk={}] on {}", metadataUpdate.seriesPk, storage.getStorageDescriptor());
            success.getAndIncrement();
        } else {
            skipped.getAndIncrement();
        }
    } catch (Exception e) {
        LOG.error("Unexpected exception on closing Retrieve Context for {}:\n", metadataUpdate, e);
    }
}