Examples with IParser ca.uhn.fhir.parser.IParser used on opensource projects

Example 1 with IParser

use of ca.uhn.fhir.parser.IParser in project gpconnect-demonstrator by nhsconnect.

the class ValueSetValidator method findValueSet.

private ValueSet findValueSet(String systemUrl) {
    int valueSetNamePos = systemUrl.lastIndexOf("/") + 1;
    String valueSetFilename = String.format("%s.xml", systemUrl.substring(valueSetNamePos));
    ValueSet valSet = null;
    String xmlContent = null;
    if (fhirValueSetsCheckWebFirst == true) {
        xmlContent = readValueSetFromWeb(valueSetFilename);
    }
    if (xmlContent == null) {
        xmlContent = readValueSetFromDisk(valueSetFilename);
    }
    if (fhirValueSetsCheckWebFirst == false && xmlContent == null) {
        xmlContent = readValueSetFromWeb(valueSetFilename);
    }
    if (xmlContent != null) {
        try {
            FhirContext fhirCtx = FhirContext.forDstu3();
            IParser parser = fhirCtx.newXmlParser();
            valSet = parser.parseResource(ValueSet.class, xmlContent);
        } catch (DataFormatException ex) {
            LOG.error(String.format("Error parsing valueSetFilename: %s", valueSetFilename));
        }
    }
    if (valSet == null) {
        throw OperationOutcomeFactory.buildOperationOutcomeException(new UnprocessableEntityException(String.format("Could not find or parse Value Set [SystemUrl: %s] at: %s. See system log for details.", systemUrl, valueSetFilename)), SystemCode.REFERENCE_NOT_FOUND, IssueType.NOTFOUND);
    }
    return valSet;
}