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SOLR-12652: Clean up RealTimeGetComponent.toSolrDoc 

(cherry picked from commit 97e7d8a3d7)
This commit is contained in:
Erick Erickson 2019-05-26 08:23:53 -07:00
parent 9465763628
commit 15aa9dfb3d
2 changed files with 23 additions and 49 deletions
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2
solr/CHANGES.txt
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@ -70,6 +70,8 @@ Other Changes
* SOLR-13467: Include the S2 Geometry lib to make it simpler to use prefixTree="s2" on a Geo3D spatial field.
Improved documentation on Geo3D too. (David Smiley)
* SOLR-12562: Clean up RealTimeGetComponent.toSolrDoc (Erick Erickson)
================== 8.1.1 ==================
Consult the LUCENE_CHANGES.txt file for additional, low level, changes in this release.

70
solr/core/src/java/org/apache/solr/handler/component/RealTimeGetComponent.java
View File

@ -763,62 +763,34 @@ public class RealTimeGetComponent extends SearchComponent
SolrDocument out = new SolrDocument();
for( IndexableField f : doc.getFields() ) {
// Make sure multivalued fields are represented as lists
Object existing = out.get(f.name());
if (existing == null) {
SchemaField sf = schema.getFieldOrNull(f.name());
// don't return copyField targets
if (sf != null && schema.isCopyFieldTarget(sf)) continue;
if (sf != null && sf.multiValued()) {
List<Object> vals = new ArrayList<>();
if (f.fieldType().docValuesType() == DocValuesType.SORTED_NUMERIC) {
// SORTED_NUMERICS store sortable bits version of the value, need to retrieve the original
vals.add(sf.getType().toObject(f)); // (will materialize by side-effect)
} else {
vals.add( materialize(f) );
}
out.setField( f.name(), vals );
}
else{
out.setField( f.name(), materialize(f) );
}
SchemaField sf = schema.getFieldOrNull(f.name());
if (sf == null) {
// This is unexpected!
log.warn("schema.getFieldOrNull returned null {}, this is unexpected! ", f.name());
out.setField(f.name(), f.stringValue());
continue;
}
else {
out.addField( f.name(), materialize(f) );
// don't return copyField targets
if (schema.isCopyFieldTarget(sf)) continue;
if (out.get(f.name()) != null) {
out.addField(f.name(), sf.getType().toObject(f));
continue;
}
if (sf.multiValued()) {
List<Object> vals = new ArrayList<>();
vals.add(sf.getType().toObject(f));
out.setField(f.name(), vals);
} else {
out.setField(f.name(), sf.getType().toObject(f));
}
}
return out;
}
/**
* Ensure we don't have {@link org.apache.lucene.document.LazyDocument.LazyField} or equivalent.
* It can pose problems if the searcher is about to be closed and we haven't fetched a value yet.
*/
private static IndexableField materialize(IndexableField in) {
if (in instanceof Field) { // already materialized
return in;
}
return new ClonedField(in);
}
private static class ClonedField extends Field { // TODO Lucene Field has no copy constructor; maybe it should?
ClonedField(IndexableField in) {
super(in.name(), in.fieldType());
this.fieldsData = in.numericValue();
if (this.fieldsData == null) {
this.fieldsData = in.binaryValue();
if (this.fieldsData == null) {
this.fieldsData = in.stringValue();
if (this.fieldsData == null) {
// fallback:
assert false : in; // unexpected
}
}
}
}
}
/**
* Converts a SolrInputDocument to SolrDocument, using an IndexSchema instance.
* @lucene.experimental