@SuppressWarnings("unchecked")
private void writeFeedTypeDetailsRecordType(
IARecordBuilder recordBuilder, Feed feed, ArrayBackedValueStorage fieldValue)
throws HyracksDataException {
switch (feed.getFeedType()) {
case PRIMARY:
{
PrimaryFeed primaryFeed = (PrimaryFeed) feed;
IARecordBuilder primaryDetailsRecordBuilder = new RecordBuilder();
OrderedListBuilder listBuilder = new OrderedListBuilder();
ArrayBackedValueStorage primaryRecordfieldValue = new ArrayBackedValueStorage();
ArrayBackedValueStorage primaryRecordItemValue = new ArrayBackedValueStorage();
primaryDetailsRecordBuilder.reset(MetadataRecordTypes.PRIMARY_FEED_DETAILS_RECORDTYPE);
AMutableString aString = new AMutableString("");
ISerializerDeserializer<AString> stringSerde =
AqlSerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(
BuiltinType.ASTRING);
// write field 0
fieldValue.reset();
aString.setValue(primaryFeed.getAdaptorName());
stringSerde.serialize(aString, primaryRecordfieldValue.getDataOutput());
primaryDetailsRecordBuilder.addField(
MetadataRecordTypes.FEED_ARECORD_PRIMARY_FIELD_DETAILS_ADAPTOR_NAME_FIELD_INDEX,
primaryRecordfieldValue);
// write field 1
listBuilder.reset(
(AUnorderedListType)
MetadataRecordTypes.PRIMARY_FEED_DETAILS_RECORDTYPE
.getFieldTypes()[
MetadataRecordTypes
.FEED_ARECORD_PRIMARY_FIELD_DETAILS_ADAPTOR_CONFIGURATION_FIELD_INDEX]);
for (Map.Entry<String, String> property :
primaryFeed.getAdaptorConfiguration().entrySet()) {
String name = property.getKey();
String value = property.getValue();
primaryRecordItemValue.reset();
writePropertyTypeRecord(name, value, primaryRecordItemValue.getDataOutput());
listBuilder.addItem(primaryRecordItemValue);
}
primaryRecordfieldValue.reset();
listBuilder.write(primaryRecordfieldValue.getDataOutput(), true);
primaryDetailsRecordBuilder.addField(
MetadataRecordTypes
.FEED_ARECORD_PRIMARY_FIELD_DETAILS_ADAPTOR_CONFIGURATION_FIELD_INDEX,
primaryRecordfieldValue);
try {
primaryDetailsRecordBuilder.write(fieldValue.getDataOutput(), true);
} catch (IOException | AsterixException e) {
throw new HyracksDataException(e);
}
recordBuilder.addField(
MetadataRecordTypes.FEED_ARECORD_PRIMARY_TYPE_DETAILS_FIELD_INDEX, fieldValue);
}
break;
case SECONDARY:
SecondaryFeed secondaryFeed = (SecondaryFeed) feed;
IARecordBuilder secondaryDetailsRecordBuilder = new RecordBuilder();
ArrayBackedValueStorage secondaryFieldValue = new ArrayBackedValueStorage();
secondaryDetailsRecordBuilder.reset(MetadataRecordTypes.SECONDARY_FEED_DETAILS_RECORDTYPE);
// write field 0
fieldValue.reset();
aString.setValue(secondaryFeed.getSourceFeedName());
stringSerde.serialize(aString, secondaryFieldValue.getDataOutput());
secondaryDetailsRecordBuilder.addField(
MetadataRecordTypes.FEED_ARECORD_SECONDARY_FIELD_DETAILS_SOURCE_FEED_NAME_FIELD_INDEX,
secondaryFieldValue);
try {
secondaryDetailsRecordBuilder.write(fieldValue.getDataOutput(), true);
} catch (IOException | AsterixException e) {
throw new HyracksDataException(e);
}
recordBuilder.addField(
MetadataRecordTypes.FEED_ARECORD_SECONDARY_TYPE_DETAILS_FIELD_INDEX, fieldValue);
break;
}
}
@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;
}
