コード例 #1
0
 @Override
 public List<DataRecord> visit(Alias alias) {
   alias.getTypedExpression().accept(this);
   FieldMetadata aliasField =
       new SimpleTypeFieldMetadata(
           explicitProjection,
           false,
           lastField.isMany(),
           lastField.isMandatory(),
           alias.getAliasName(),
           lastField.getType(),
           Collections.<String>emptyList(),
           Collections.<String>emptyList(),
           Collections.<String>emptyList(),
           StringUtils.EMPTY);
   ValueBuilder previousValueBuilder = recordProjection.remove(lastField);
   if (previousValueBuilder == null) {
     AggregateValueBuilder previous = aggregateProjection.remove(lastField);
     aggregateProjection.put(aliasField, previous);
   } else {
     recordProjection.put(aliasField, previousValueBuilder);
   }
   return records;
 }
コード例 #2
0
 @Override
 public Collection<? extends ComplexTypeMetadata> visit(Alias alias) {
   alias.getTypedExpression().accept(this);
   return closure;
 }