How to use

add

method

in

com.redhat.lightblue.query.Projection

private Projection addArrayIdentities(Projection p,EntityMetadata md) {
  // If an array is included in the projection, make sure its identity is also included
  Map<Path,List<Path>> arrayIdentities=md.getEntitySchema().getArrayIdentities();
  List<Projection> addFields=new ArrayList<>();
  for(Map.Entry<Path,List<Path>> entry:arrayIdentities.entrySet()) {
    Path array=entry.getKey();
    List<Path> identities=new ArrayList<>();
    for(Path x:entry.getValue())
      identities.add(new Path(array,new Path(Path.ANYPATH,x)));
    
    if(isProjected(array,p)) {
      for(Path id:identities) {
        if(!isProjected(id,p)) {
          addFields.add(new FieldProjection(id,true,true));
        }
      }
    }
  }
  if(!addFields.isEmpty()) {
    LOGGER.debug("Excluded array identities are added to projection:{}",addFields);
    // Need to first add the original projection, then the included fields.
    // This is order sensitive
    return Projection.add(p,new ProjectionList(addFields));
  } else
    return p;
}

DBCollection collection = db.getCollection(store.getCollectionName());
Projection combinedProjection = Projection.add(projection, roleEval.getExcludedFields(FieldAccessRoleEvaluator.Operation.find));

DBCollection collection = db.getCollection(store.getCollectionName());
Projection combinedProjection = Projection.add(projection, roleEval.getExcludedFields(FieldAccessRoleEvaluator.Operation.find));

response.setSize(finder.find(ctx, coll, mongoQuery, mongoProjection, mongoSort, from, to));
Projector projector = Projector.getInstance(Projection.add(projection, roleEval.getExcludedFields(FieldAccessRoleEvaluator.Operation.find)), md);
for (DocCtx document : ctx.getDocuments()) {
  document.setOutputDocument(projector.project(document, ctx.getFactory().getNodeFactory()));

    : Projection.add(projection, roleEval.getExcludedFields(FieldAccessRoleEvaluator.Operation.find)), md);
ctx.setDocumentStream(DocumentStream.map(ctx.getDocumentStream(),d->{
      ctx.measure.begin("projectFound");

Projection x = Projection.add(projection, roleEval.getExcludedFields(FieldAccessRoleEvaluator.Operation.find));
LOGGER.debug("Projection={}", x);
projector = Projector.getInstance(x, md);

Projection x = Projection.add(projection, roleEval.getExcludedFields(FieldAccessRoleEvaluator.Operation.find));
LOGGER.debug("Projection={}", x);
projector = Projector.getInstance(x, md);