@Override
public ITupleReference getTupleFromMetadataEntity(Feed feed)
throws IOException, MetadataException {
// write the key in the first two fields of the tuple
tupleBuilder.reset();
aString.setValue(feed.getDataverseName());
stringSerde.serialize(aString, tupleBuilder.getDataOutput());
tupleBuilder.addFieldEndOffset();
aString.setValue(feed.getFeedName());
stringSerde.serialize(aString, tupleBuilder.getDataOutput());
tupleBuilder.addFieldEndOffset();
recordBuilder.reset(MetadataRecordTypes.FEED_RECORDTYPE);
// write field 0
fieldValue.reset();
aString.setValue(feed.getDataverseName());
stringSerde.serialize(aString, fieldValue.getDataOutput());
recordBuilder.addField(MetadataRecordTypes.FEED_ARECORD_DATAVERSE_NAME_FIELD_INDEX, fieldValue);
// write field 1
fieldValue.reset();
aString.setValue(feed.getFeedName());
stringSerde.serialize(aString, fieldValue.getDataOutput());
recordBuilder.addField(MetadataRecordTypes.FEED_ARECORD_FEED_NAME_FIELD_INDEX, fieldValue);
// write field 2
fieldValue.reset();
if (feed.getAppliedFunction() != null) {
aString.setValue(feed.getAppliedFunction().getName());
stringSerde.serialize(aString, fieldValue.getDataOutput());
recordBuilder.addField(MetadataRecordTypes.FEED_ARECORD_FUNCTION_FIELD_INDEX, fieldValue);
}
// write field 3
fieldValue.reset();
aString.setValue(feed.getFeedType().name().toUpperCase());
stringSerde.serialize(aString, fieldValue.getDataOutput());
recordBuilder.addField(MetadataRecordTypes.FEED_ARECORD_FEED_TYPE_FIELD_INDEX, fieldValue);
// write field 4/5
fieldValue.reset();
writeFeedTypeDetailsRecordType(recordBuilder, feed, fieldValue);
// write field 6
fieldValue.reset();
aString.setValue(Calendar.getInstance().getTime().toString());
stringSerde.serialize(aString, fieldValue.getDataOutput());
recordBuilder.addField(MetadataRecordTypes.FEED_ARECORD_TIMESTAMP_FIELD_INDEX, fieldValue);
// write record
try {
recordBuilder.write(tupleBuilder.getDataOutput(), true);
} catch (AsterixException e) {
throw new MetadataException(e);
}
tupleBuilder.addFieldEndOffset();
tuple.reset(tupleBuilder.getFieldEndOffsets(), tupleBuilder.getByteArray());
return tuple;
}
