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fix xml output to deal with namespaces properly

This commit is contained in:
Grahame Grieve 2023-10-04 04:35:42 +03:00
parent 64403db109
commit 5612a4d658
1 changed files with 37 additions and 1 deletions
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38
org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/XmlParser.java
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@ -61,6 +61,7 @@ import org.hl7.fhir.r5.elementmodel.Manager.FhirFormat;
import org.hl7.fhir.r5.formats.FormatUtilities;
import org.hl7.fhir.r5.formats.IParser.OutputStyle;
import org.hl7.fhir.r5.model.DateTimeType;
import org.hl7.fhir.r5.model.ElementDefinition;
import org.hl7.fhir.r5.model.ElementDefinition.PropertyRepresentation;
import org.hl7.fhir.r5.model.Enumeration;
import org.hl7.fhir.r5.model.StructureDefinition;
@ -769,7 +770,11 @@ public class XmlParser extends ParserBase {
}
if (linkResolver != null)
xml.link(linkResolver.resolveProperty(element.getProperty()));
xml.enter(element.getProperty().getXmlNamespace(),elementName);
if (!xml.namespaceDefined(element.getProperty().getXmlNamespace())) {
String abbrev = makeNamespaceAbbrev(element.getProperty(), xml);
xml.namespace(element.getProperty().getXmlNamespace(), abbrev);
}
xml.enter(element.getProperty().getXmlNamespace(), elementName);
if (!root && element.getSpecial() != null) {
if (linkResolver != null)
xml.link(linkResolver.resolveProperty(element.getProperty()));
@ -791,6 +796,37 @@ public class XmlParser extends ParserBase {
}
}
private String makeNamespaceAbbrev(Property property, IXMLWriter xml) {
// it's a cosmetic thing, but we're going to try to come up with a nice namespace
ElementDefinition ed = property.getDefinition();
String ns = property.getXmlNamespace();
String n = property.getXmlName();
String diff = property.getName().toLowerCase().replace(n.toLowerCase(), "");
if (!Utilities.noString(diff) && diff.length() <= 5 && Utilities.isToken(diff) && !xml.abbreviationDefined(diff)) {
return diff;
}
int i = ns.length()-1;
while (i > 0) {
if (Character.isAlphabetic(ns.charAt(i)) || Character.isDigit(ns.charAt(i))) {
i--;
} else {
break;
}
}
String tail = ns.substring(i+1);
if (!Utilities.noString(tail) && tail.length() <= 5 && Utilities.isToken(tail) && !xml.abbreviationDefined(tail)) {
return tail;
}
i = 0;
while (xml.abbreviationDefined("ns"+i)) {
i++;
}
return "ns"+i;
}
private String checkHeader(List<ValidationMessage> errors, InputStream stream) throws IOException {
try {
// the stream will either start with the UTF-8 BOF or with <xml