//we have specific fields to retrieve
if (fldLst != null) {
String [] fields = SolrPluginUtils.split(fldLst);
for (String field : fields) {
SchemaField sf = schema.getFieldOrNull(field);
if (sf != null) {
if (sf.storeTermVector()) {
FieldOptions option = fieldOptions.get(field);
if (option == null) {
option = new FieldOptions();
option.fieldName = field;
fieldOptions.put(field, option);
}
//get the per field mappings
option.termFreq = params.getFieldBool(field, TermVectorParams.TF, allFields.termFreq);
option.docFreq = params.getFieldBool(field, TermVectorParams.DF, allFields.docFreq);
option.tfIdf = params.getFieldBool(field, TermVectorParams.TF_IDF, allFields.tfIdf);
//Validate these are even an option
option.positions = params.getFieldBool(field, TermVectorParams.POSITIONS, allFields.positions);
if (option.positions == true && sf.storeTermPositions() == false){
noPos.add(field);
}
option.offsets = params.getFieldBool(field, TermVectorParams.OFFSETS, allFields.offsets);
if (option.offsets == true && sf.storeTermOffsets() == false){
noOff.add(field);
}
} else {//field doesn't have term vectors
noTV.add(field);
}
} else {
//field doesn't exist
throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "undefined field: " + field);
}
}
} //else, deal with all fields
boolean hasWarnings = false;
if (noTV.isEmpty() == false) {
warnings.add("noTermVectors", noTV);
hasWarnings = true;
}
if (noPos.isEmpty() == false) {
warnings.add("noPositions", noPos);
hasWarnings = true;
}
if (noOff.isEmpty() == false) {
warnings.add("noOffsets", noOff);
hasWarnings = true;
}
if (hasWarnings == true) {
termVectors.add("warnings", warnings);
}
DocListAndSet listAndSet = rb.getResults();
List<Integer> docIds = getInts(params.getParams(TermVectorParams.DOC_IDS));
Iterator<Integer> iter;
if (docIds != null && docIds.isEmpty() == false) {
iter = docIds.iterator();
} else {
DocList list = listAndSet.docList;
iter = list.iterator();
}
SolrIndexSearcher searcher = rb.req.getSearcher();
IndexReader reader = searcher.getReader();
//the TVMapper is a TermVectorMapper which can be used to optimize loading of Term Vectors
SchemaField keyField = schema.getUniqueKeyField();
String uniqFieldName = null;
if (keyField != null) {
uniqFieldName = keyField.getName();
}
//Only load the id field to get the uniqueKey of that field
SetBasedFieldSelector fieldSelector = new SetBasedFieldSelector(Collections.singleton(uniqFieldName), Collections.<String>emptySet());
TVMapper mapper = new TVMapper(reader);
mapper.fieldOptions = allFields; //this will only stay set if fieldOptions.isEmpty() (in other words, only if the user didn't set any fields)
while (iter.hasNext()) {
Integer docId = iter.next();
NamedList docNL = new NamedList();
mapper.docNL = docNL;
termVectors.add("doc-" + docId, docNL);
if (keyField != null) {
Document document = reader.document(docId, fieldSelector);
Fieldable uniqId = document.getFieldable(uniqFieldName);
String uniqVal = null;
if (uniqId != null) {
uniqVal = keyField.getType().storedToReadable(uniqId);
}
if (uniqVal != null) {
docNL.add("uniqueKey", uniqVal);
termVectors.add("uniqueKeyFieldName", uniqFieldName);
}