@Override
public List<MetadataValue> getMetadata(
T dso, String schema, String element, String qualifier, String lang, String authority) {
List<MetadataValue> metadata = getMetadata(dso, schema, element, qualifier, lang);
List<MetadataValue> result = new ArrayList<>(metadata);
if (!authority.equals(Item.ANY)) {
Iterator<MetadataValue> iterator = result.iterator();
while (iterator.hasNext()) {
MetadataValue metadataValue = iterator.next();
if (!authority.equals(metadataValue.getAuthority())) {
iterator.remove();
}
}
}
return result;
}
@Override
public void addMetadata(
Context context,
T dso,
MetadataField metadataField,
String lang,
List<String> values,
List<String> authorities,
List<Integer> confidences)
throws SQLException {
boolean authorityControlled = metadataAuthorityService.isAuthorityControlled(metadataField);
boolean authorityRequired = metadataAuthorityService.isAuthorityRequired(metadataField);
// We will not verify that they are valid entries in the registry
// until update() is called.
for (int i = 0; i < values.size(); i++) {
MetadataValue metadataValue = metadataValueService.create(context, dso, metadataField);
metadataValue.setLanguage(lang == null ? null : lang.trim());
// Logic to set Authority and Confidence:
// - normalize an empty string for authority to NULL.
// - if authority key is present, use given confidence or NOVALUE if not given
// - otherwise, preserve confidence if meaningful value was given since it may document a
// failed authority lookup
// - CF_UNSET signifies no authority nor meaningful confidence.
// - it's possible to have empty authority & CF_ACCEPTED if e.g. user deletes authority key
if (authorityControlled) {
if (authorities != null && authorities.get(i) != null && authorities.get(i).length() > 0) {
metadataValue.setAuthority(authorities.get(i));
metadataValue.setConfidence(
confidences == null ? Choices.CF_NOVALUE : confidences.get(i));
} else {
metadataValue.setAuthority(null);
metadataValue.setConfidence(confidences == null ? Choices.CF_UNSET : confidences.get(i));
}
// authority sanity check: if authority is required, was it supplied?
// XXX FIXME? can't throw a "real" exception here without changing all the callers to expect
// it, so use a runtime exception
if (authorityRequired
&& (metadataValue.getAuthority() == null
|| metadataValue.getAuthority().length() == 0)) {
throw new IllegalArgumentException(
"The metadata field \""
+ metadataField.toString()
+ "\" requires an authority key but none was provided. Value=\""
+ values.get(i)
+ "\"");
}
}
if (values.get(i) != null) {
// remove control unicode char
String temp = values.get(i).trim();
char[] dcvalue = temp.toCharArray();
for (int charPos = 0; charPos < dcvalue.length; charPos++) {
if (Character.isISOControl(dcvalue[charPos])
&& !String.valueOf(dcvalue[charPos]).equals("\u0009")
&& !String.valueOf(dcvalue[charPos]).equals("\n")
&& !String.valueOf(dcvalue[charPos]).equals("\r")) {
dcvalue[charPos] = ' ';
}
}
metadataValue.setValue(String.valueOf(dcvalue));
;
} else {
metadataValue.setValue(null);
}
// An update here isn't needed, this is persited upon the merge of the owning object
// metadataValueService.update(context, metadataValue);
dso.addDetails(metadataField.toString());
}
}