protected ResultType handleClientException(
GenericClient theClient, Exception e, ModelMap theModel) {
ResultType returnsResource;
returnsResource = ResultType.NONE;
ourLog.warn("Failed to invoke server", e);
if (theClient.getLastResponse() == null) {
theModel.put("errorMsg", "Error: " + e.getMessage());
}
return returnsResource;
}
protected void processAndAddLastClientInvocation(
GenericClient theClient,
ResultType theResultType,
ModelMap theModelMap,
long theLatency,
String outcomeDescription,
CaptureInterceptor theInterceptor,
HomeRequest theRequest) {
try {
HttpRequestBase lastRequest = theInterceptor.getLastRequest();
HttpResponse lastResponse = theInterceptor.getLastResponse();
String requestBody = null;
String requestUrl = lastRequest != null ? lastRequest.getURI().toASCIIString() : null;
String action = lastRequest != null ? lastRequest.getMethod() : null;
String resultStatus = lastResponse != null ? lastResponse.getStatusLine().toString() : null;
String resultBody = StringUtils.defaultString(theInterceptor.getLastResponseBody());
if (lastRequest instanceof HttpEntityEnclosingRequest) {
HttpEntity entity = ((HttpEntityEnclosingRequest) lastRequest).getEntity();
if (entity.isRepeatable()) {
requestBody = IOUtils.toString(entity.getContent());
}
}
ContentType ct = lastResponse != null ? ContentType.get(lastResponse.getEntity()) : null;
String mimeType = ct != null ? ct.getMimeType() : null;
EncodingEnum ctEnum = EncodingEnum.forContentType(mimeType);
String narrativeString = "";
StringBuilder resultDescription = new StringBuilder();
Bundle bundle = null;
IBaseResource riBundle = null;
FhirContext context = getContext(theRequest);
if (ctEnum == null) {
resultDescription.append("Non-FHIR response");
} else {
switch (ctEnum) {
case JSON:
if (theResultType == ResultType.RESOURCE) {
narrativeString = parseNarrative(theRequest, ctEnum, resultBody);
resultDescription.append("JSON resource");
} else if (theResultType == ResultType.BUNDLE) {
resultDescription.append("JSON bundle");
if (context.getVersion().getVersion().isRi()) {
riBundle = context.newJsonParser().parseResource(resultBody);
} else {
bundle = context.newJsonParser().parseBundle(resultBody);
}
}
break;
case XML:
default:
if (theResultType == ResultType.RESOURCE) {
narrativeString = parseNarrative(theRequest, ctEnum, resultBody);
resultDescription.append("XML resource");
} else if (theResultType == ResultType.BUNDLE) {
resultDescription.append("XML bundle");
if (context.getVersion().getVersion().isRi()) {
riBundle = context.newXmlParser().parseResource(resultBody);
} else {
bundle = context.newXmlParser().parseBundle(resultBody);
}
}
break;
}
}
resultDescription.append(" (").append(resultBody.length() + " bytes)");
Header[] requestHeaders =
lastRequest != null ? applyHeaderFilters(lastRequest.getAllHeaders()) : new Header[0];
Header[] responseHeaders =
lastResponse != null ? applyHeaderFilters(lastResponse.getAllHeaders()) : new Header[0];
theModelMap.put("outcomeDescription", outcomeDescription);
theModelMap.put("resultDescription", resultDescription.toString());
theModelMap.put("action", action);
theModelMap.put("bundle", bundle);
theModelMap.put("riBundle", riBundle);
theModelMap.put("resultStatus", resultStatus);
theModelMap.put("requestUrl", requestUrl);
theModelMap.put("requestUrlText", formatUrl(theClient.getUrlBase(), requestUrl));
String requestBodyText = format(requestBody, ctEnum);
theModelMap.put("requestBody", requestBodyText);
String resultBodyText = format(resultBody, ctEnum);
theModelMap.put("resultBody", resultBodyText);
theModelMap.put("resultBodyIsLong", resultBodyText.length() > 1000);
theModelMap.put("requestHeaders", requestHeaders);
theModelMap.put("responseHeaders", responseHeaders);
theModelMap.put("narrative", narrativeString);
theModelMap.put("latencyMs", theLatency);
} catch (Exception e) {
ourLog.error("Failure during processing", e);
theModelMap.put("errorMsg", "Error during processing: " + e.getMessage());
}
}
private IBaseResource loadAndAddConfDstu21(
HttpServletRequest theServletRequest, final HomeRequest theRequest, final ModelMap theModel) {
CaptureInterceptor interceptor = new CaptureInterceptor();
GenericClient client =
theRequest.newClient(theServletRequest, getContext(theRequest), myConfig, interceptor);
org.hl7.fhir.dstu21.model.Conformance conformance;
try {
conformance =
client.fetchConformance().ofType(org.hl7.fhir.dstu21.model.Conformance.class).execute();
} catch (Exception e) {
ourLog.warn("Failed to load conformance statement", e);
theModel.put("errorMsg", "Failed to load conformance statement, error was: " + e.toString());
conformance = new org.hl7.fhir.dstu21.model.Conformance();
}
theModel.put(
"jsonEncodedConf",
getContext(theRequest).newJsonParser().encodeResourceToString(conformance));
Map<String, Number> resourceCounts = new HashMap<String, Number>();
long total = 0;
for (ConformanceRestComponent nextRest : conformance.getRest()) {
for (ConformanceRestResourceComponent nextResource : nextRest.getResource()) {
List<Extension> exts = nextResource.getExtensionsByUrl(RESOURCE_COUNT_EXT_URL);
if (exts != null && exts.size() > 0) {
Number nextCount = ((DecimalType) (exts.get(0).getValue())).getValueAsNumber();
resourceCounts.put(nextResource.getTypeElement().getValue(), nextCount);
total += nextCount.longValue();
}
}
}
theModel.put("resourceCounts", resourceCounts);
if (total > 0) {
for (ConformanceRestComponent nextRest : conformance.getRest()) {
Collections.sort(
nextRest.getResource(),
new Comparator<ConformanceRestResourceComponent>() {
@Override
public int compare(
ConformanceRestResourceComponent theO1, ConformanceRestResourceComponent theO2) {
DecimalType count1 = new DecimalType();
List<Extension> count1exts = theO1.getExtensionsByUrl(RESOURCE_COUNT_EXT_URL);
if (count1exts != null && count1exts.size() > 0) {
count1 = (DecimalType) count1exts.get(0).getValue();
}
DecimalType count2 = new DecimalType();
List<Extension> count2exts = theO2.getExtensionsByUrl(RESOURCE_COUNT_EXT_URL);
if (count2exts != null && count2exts.size() > 0) {
count2 = (DecimalType) count2exts.get(0).getValue();
}
int retVal = count2.compareTo(count1);
if (retVal == 0) {
retVal =
theO1
.getTypeElement()
.getValue()
.compareTo(theO2.getTypeElement().getValue());
}
return retVal;
}
});
}
}
theModel.put("conf", conformance);
theModel.put("requiredParamExtension", ExtensionConstants.PARAM_IS_REQUIRED);
return conformance;
}
@SuppressWarnings("unchecked")
void validateServerBase(String theServerBase, HttpClient theHttpClient, BaseClient theClient) {
GenericClient client = new GenericClient(myContext, theHttpClient, theServerBase, this);
for (IClientInterceptor interceptor : theClient.getInterceptors()) {
client.registerInterceptor(interceptor);
}
client.setDontValidateConformance(true);
IBaseResource conformance;
try {
@SuppressWarnings("rawtypes")
Class implementingClass =
myContext.getResourceDefinition("Conformance").getImplementingClass();
conformance = (IBaseResource) client.fetchConformance().ofType(implementingClass).execute();
} catch (FhirClientConnectionException e) {
throw new FhirClientConnectionException(
myContext
.getLocalizer()
.getMessage(
RestfulClientFactory.class,
"failedToRetrieveConformance",
theServerBase + Constants.URL_TOKEN_METADATA),
e);
}
FhirTerser t = myContext.newTerser();
String serverFhirVersionString = null;
Object value = t.getSingleValueOrNull(conformance, "fhirVersion");
if (value instanceof IPrimitiveType) {
serverFhirVersionString = ((IPrimitiveType<?>) value).getValueAsString();
}
FhirVersionEnum serverFhirVersionEnum = null;
if (StringUtils.isBlank(serverFhirVersionString)) {
// we'll be lenient and accept this
} else {
if (serverFhirVersionString.startsWith("0.80")
|| serverFhirVersionString.startsWith("0.0.8")) {
serverFhirVersionEnum = FhirVersionEnum.DSTU1;
} else if (serverFhirVersionString.startsWith("0.4")) {
serverFhirVersionEnum = FhirVersionEnum.DSTU2;
} else if (serverFhirVersionString.startsWith("0.5")) {
serverFhirVersionEnum = FhirVersionEnum.DSTU2;
} else {
// we'll be lenient and accept this
ourLog.debug(
"Server conformance statement indicates unknown FHIR version: {}",
serverFhirVersionString);
}
}
if (serverFhirVersionEnum != null) {
FhirVersionEnum contextFhirVersion = myContext.getVersion().getVersion();
if (!contextFhirVersion.isEquivalentTo(serverFhirVersionEnum)) {
throw new FhirClientInappropriateForServerException(
myContext
.getLocalizer()
.getMessage(
RestfulClientFactory.class,
"wrongVersionInConformance",
theServerBase + Constants.URL_TOKEN_METADATA,
serverFhirVersionString,
serverFhirVersionEnum,
contextFhirVersion));
}
}
myValidatedServerBaseUrls.add(normalizeBaseUrlForMap(theServerBase));
}