How to use

ca.uhn.fhir.parser.StrictErrorHandler

constructor

@SuppressWarnings("unused")
public void enableValidation() {
 // START SNIPPET: clientValidation
 FhirContext ctx = FhirContext.forDstu3();
 
 ctx.setParserErrorHandler(new StrictErrorHandler());
 
 // This client will have strict parser validation enabled
 IGenericClient client = ctx.newRestfulGenericClient("http://fhirtest.uhn.ca/baseDstu3");
 // END SNIPPET: clientValidation
 
}

@Override
protected void initialize() throws ServletException {
  // ...Configure resource providers, etc... 
    // Create a context, set the error handler and instruct
  // the server to use it
  FhirContext ctx = FhirContext.forDstu3();
  ctx.setParserErrorHandler(new StrictErrorHandler());
  setFhirContext(ctx);
}

public void parserValidation() {
 // START SNIPPET: parserValidation
 FhirContext ctx = FhirContext.forDstu3();
 
 // Create a parser and configure it to use the strict error handler
 IParser parser = ctx.newXmlParser();
 parser.setParserErrorHandler(new StrictErrorHandler());
 // This example resource is invalid, as Patient.active can not repeat
 String input = "<Patient><active value=\"true\"/><active value=\"false\"/></Patient>";
 // The following will throw a DataFormatException because of the StrictErrorHandler
 parser.parseResource(Patient.class, input);
 // END SNIPPET: parserValidation
}

 String key = "key";
Integer cached = 0;

MemcacheService memcacheService = MemcacheServiceFactory.getMemcacheService();
memcacheService.setErrorHandler(new StrictErrorHandler());
cached = (Integer) memcacheService.get(key);
if (cached == null) {
 memcacheService.put(key, 0);
} else {
 memcacheService.put(key, cached + 1);
}

  public static void main(String[] args) {
    String input = "<Encounter xmlns=\"http://hl7.org/fhir\"><AAAA value=\"foo\"/></Encounter>";

    IParser p = FhirContext.forDstu3().newXmlParser();
    
    // Parse with (default) lenient error handler
    p.setParserErrorHandler(new LenientErrorHandler());
    p.parseResource(input);

    // Parse with strict error handler
    p.setParserErrorHandler(new StrictErrorHandler());
    p.parseResource(input);
  }
}

jsonParser.setParserErrorHandler(new StrictErrorHandler());