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#414: replace validation material with implementation guide package
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Christian Ohr committed Jun 7, 2024
1 parent dec8db4 commit 976bca2
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Showing 57 changed files with 16 additions and 128,389 deletions.
77 changes: 10 additions & 67 deletions .../ihe/fhir/r4/mhd/src/main/java/org/openehealth/ipf/commons/ihe/fhir/mhd/MhdValidator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18,28 +18,19 @@

import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.context.support.DefaultProfileValidationSupport;
import ca.uhn.fhir.context.support.IValidationSupport;
import ca.uhn.fhir.context.support.ValidationSupportContext;
import ca.uhn.fhir.rest.server.exceptions.UnprocessableEntityException;
import ca.uhn.fhir.validation.FhirValidator;
import org.hl7.fhir.common.hapi.validation.support.*;
import org.hl7.fhir.common.hapi.validation.validator.FhirInstanceValidator;
import org.hl7.fhir.instance.model.api.IBaseResource;
import org.hl7.fhir.r4.model.CodeSystem;
import org.hl7.fhir.r4.model.StructureDefinition;
import org.hl7.fhir.r4.model.ValueSet;
import org.hl7.fhir.r5.utils.validation.constants.BestPracticeWarningLevel;
import org.openehealth.ipf.commons.ihe.fhir.FhirTransactionValidator;
import org.openehealth.ipf.commons.ihe.fhir.support.FhirUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Map;
import java.util.stream.Collectors;

/**
* Validator for MHD transactions.
Expand All @@ -56,16 +47,19 @@ public class MhdValidator extends FhirTransactionValidator.Support {
public MhdValidator(FhirContext fhirContext) {
log.info("Initializing Validator for MHD");
var supportChain = new ValidationSupportChain();
var rootValidator = new DefaultProfileValidationSupport(fhirContext);
supportChain.addValidationSupport(rootValidator);
supportChain.addValidationSupport(new DefaultProfileValidationSupport(fhirContext));
supportChain.addValidationSupport(new SnapshotGeneratingValidationSupport(fhirContext));
supportChain.addValidationSupport(new CommonCodeSystemsTerminologyService(fhirContext));
supportChain.addValidationSupport(new InMemoryTerminologyServerValidationSupport(fhirContext));

var prePopulatedSupport = new PrePopulatedValidationSupport(fhirContext);
loadStructureDefinitions(rootValidator).forEach(prePopulatedSupport::addStructureDefinition);
loadValueSets(fhirContext).forEach(prePopulatedSupport::addValueSet);
loadCodeSystems(fhirContext).forEach(prePopulatedSupport::addCodeSystem);
supportChain.addValidationSupport(prePopulatedSupport);
try {
var npmPackageValidationSupport = new NpmPackageValidationSupport(fhirContext);
npmPackageValidationSupport.loadPackageFromClasspath("classpath:META-INF/profiles/v421/ihe.iti.mhd.tgz");
supportChain.addValidationSupport(npmPackageValidationSupport);
} catch (IOException e) {
throw new RuntimeException(e);
}

var instanceValidator = new FhirInstanceValidator(new CachingValidationSupport(supportChain));
instanceValidator.setNoTerminologyChecks(false);
instanceValidator.setErrorForUnknownProfiles(true);
Expand All @@ -91,55 +85,4 @@ public void validateRequest(Object payload, Map<String, Object> parameters) {
}
}

private Collection<StructureDefinition> loadStructureDefinitions(IValidationSupport rootValidator) {
return Arrays.stream(MhdProfile.values())
.map(profile -> loadStructureDefinition(
profile.getStructureDefinitionResourceName(),
rootValidator,
profile.getUrl(),
profile.getStructureDefinitionName()))
.collect(Collectors.toList());
}

private StructureDefinition loadStructureDefinition(String fileName,
IValidationSupport rootValidation,
String url,
String structureDefinitionName) {
var structureDefinition = loadResource(fileName, StructureDefinition.class, rootValidation.getFhirContext());
return structureDefinition.hasSnapshot() ?
structureDefinition :
(StructureDefinition) new SnapshotGeneratingValidationSupport(rootValidation.getFhirContext()).generateSnapshot(
new ValidationSupportContext(rootValidation),
structureDefinition,
url,
url,
structureDefinitionName);
}

private Collection<ValueSet> loadValueSets(FhirContext fhirContext) {
var valueSets = new ArrayList<ValueSet>();
valueSets.add(loadResource("ValueSet-DocumentReferenceStats.xml", ValueSet.class, fhirContext));
valueSets.add(loadResource("ValueSet-formatcode.xml", ValueSet.class, fhirContext));
valueSets.add(loadResource("ValueSet-MHDlistTypesVS.xml", ValueSet.class, fhirContext));
valueSets.add(loadResource("ValueSet-MHDprovideFolderActions.xml", ValueSet.class, fhirContext));
valueSets.add(loadResource("ValueSet-MHDprovidePatientActions.xml", ValueSet.class, fhirContext));
return valueSets;
}

private Collection<CodeSystem> loadCodeSystems(FhirContext fhirContext) {
var codeSystems = new ArrayList<CodeSystem>();
codeSystems.add(loadResource("CodeSystem-MHDlistTypes.xml", CodeSystem.class, fhirContext));
return codeSystems;
}

private <T extends IBaseResource> T loadResource(String fileName, Class<T> resourceClass, FhirContext fhirContext) {
var prefix = "META-INF/profiles/v421/";
var path = prefix + fileName;
try (var is = Thread.currentThread().getContextClassLoader().getResourceAsStream(path)) {
var parser = fhirContext.newXmlParser();
return parser.parseResource(resourceClass, is);
} catch (IOException | NullPointerException e) {
throw new RuntimeException(e);
}
}
}
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