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/*
* This file is part of ETL-Processor
*
* Copyright (c) 2023 Comprehensive Cancer Center Mainfranken
* Copyright (c) 2023-2026 Paul-Christian Volkmer, Datenintegrationszentrum Philipps-Universität Marburg and Contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package dev.dnpm.etl.processor.consent;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.parser.DataFormatException;
import org.hl7.fhir.r4.model.OperationOutcome;
import org.hl7.fhir.r4.model.Parameters;
import org.jspecify.annotations.Nullable;
import org.slf4j.Logger;
public abstract class AbstractConsentService implements IConsentService {
protected final Logger log;
protected final FhirContext fhirContext;
protected AbstractConsentService(FhirContext fhirContext, Logger log) {
this.fhirContext = fhirContext;
this.log = log;
}
protected TtpConsentStatus evaluateConsentResponse(@Nullable String consentStatusResponse) {
if (consentStatusResponse == null) {
return TtpConsentStatus.FAILED_TO_ASK;
}
try {
var response = fhirContext.newJsonParser().parseResource(consentStatusResponse);
if (response instanceof Parameters responseParameters) {
var responseValue = responseParameters.getParameter("consented").getValue();
var isConsented = responseValue.castToBoolean(responseValue);
if (!isConsented.hasValue()) {
return TtpConsentStatus.FAILED_TO_ASK;
}
if (isConsented.booleanValue()) {
return TtpConsentStatus.BROAD_CONSENT_GIVEN;
} else {
return TtpConsentStatus.BROAD_CONSENT_MISSING_OR_REJECTED;
}
} else if (response instanceof OperationOutcome outcome) {
log.error(
"failed to get consent status from ttp. probably configuration error. "
+ "outcome: '{}'",
fhirContext.newJsonParser().encodeToString(outcome));
}
} catch (DataFormatException dfe) {
log.error("failed to parse response to FHIR R4 resource.", dfe);
}
return TtpConsentStatus.FAILED_TO_ASK;
}
}
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