private void handleFieldWildcards(TermVectorRequest request) {
Set<String> fieldNames = new HashSet<>();
for (String pattern : request.selectedFields()) {
fieldNames.addAll(indexShard.mapperService().simpleMatchToIndexNames(pattern));
}
request.selectedFields(fieldNames.toArray(Strings.EMPTY_ARRAY));
}
public Builder dynamicDateTimeFormatter(Iterable<FormatDateTimeFormatter> dateTimeFormatters) {
for (FormatDateTimeFormatter dateTimeFormatter : dateTimeFormatters) {
if (!seenDateFormats.contains(dateTimeFormatter.format())) {
seenDateFormats.add(dateTimeFormatter.format());
this.dynamicDateTimeFormatters.add(dateTimeFormatter);
}
}
return builder;
}
private Set<String> getFieldsToGenerate(
Map<String, String> perAnalyzerField, Fields fieldsObject) {
Set<String> selectedFields = new HashSet<>();
for (String fieldName : fieldsObject) {
if (perAnalyzerField.containsKey(fieldName)) {
selectedFields.add(fieldName);
}
}
return selectedFields;
}
private Fields addGeneratedTermVectors(
Engine.GetResult get,
Fields termVectorsByField,
TermVectorRequest request,
Set<String> selectedFields)
throws IOException {
/* only keep valid fields */
Set<String> validFields = new HashSet<>();
for (String field : selectedFields) {
FieldMapper fieldMapper = indexShard.mapperService().smartNameFieldMapper(field);
if (!isValidField(fieldMapper)) {
continue;
}
// already retrieved, only if the analyzer hasn't been overridden at the field
if (fieldMapper.fieldType().storeTermVectors()
&& (request.perFieldAnalyzer() == null
|| !request.perFieldAnalyzer().containsKey(field))) {
continue;
}
validFields.add(field);
}
if (validFields.isEmpty()) {
return termVectorsByField;
}
/* generate term vectors from fetched document fields */
GetResult getResult =
indexShard
.getService()
.get(
get,
request.id(),
request.type(),
validFields.toArray(Strings.EMPTY_ARRAY),
null,
false);
Fields generatedTermVectors =
generateTermVectors(
getResult.getFields().values(), request.offsets(), request.perFieldAnalyzer());
/* merge with existing Fields */
if (termVectorsByField == null) {
return generatedTermVectors;
} else {
return mergeFields(termVectorsByField, generatedTermVectors);
}
}