@Override
public List<DataRecord> visit(StagingBlockKey stagingBlockKey) {
FieldMetadata blockField =
new SimpleTypeFieldMetadata(
explicitProjection,
false,
false,
false,
"blockKey", //$NON-NLS-1$
new SimpleTypeMetadata(XMLConstants.W3C_XML_SCHEMA_NS_URI, Types.STRING),
Collections.<String>emptyList(),
Collections.<String>emptyList(),
Collections.<String>emptyList(),
StringUtils.EMPTY);
lastField = blockField;
recordProjection.put(
blockField,
new ValueBuilder() {
@Override
public Object getValue(DataRecord record) {
return record
.getRecordMetadata()
.getRecordProperties()
.get(StagingStorage.METADATA_STAGING_BLOCK_KEY);
}
});
return records;
}
@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;
}
@Override
public void prepare(MetadataRepository repository, boolean dropExistingData) {
// Nothing to do
prepare(repository, Collections.<Expression>emptySet(), false, true);
}
@Override
public Set<String> getFullTextSuggestion(
String keyword, FullTextSuggestion mode, int suggestionSize) {
return Collections.emptySet();
}
@Override
public void update(DataRecord record) {
update(Collections.singletonList(record));
}