@SuppressWarnings("unchecked")
public void writePropertyTypeRecord(String name, String value, DataOutput out)
throws HyracksDataException {
IARecordBuilder propertyRecordBuilder = new RecordBuilder();
ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
propertyRecordBuilder.reset(MetadataRecordTypes.FEED_ADAPTER_CONFIGURATION_RECORDTYPE);
AMutableString aString = new AMutableString("");
ISerializerDeserializer<AString> stringSerde =
AqlSerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
// write field 0
fieldValue.reset();
aString.setValue(name);
stringSerde.serialize(aString, fieldValue.getDataOutput());
propertyRecordBuilder.addField(0, fieldValue);
// write field 1
fieldValue.reset();
aString.setValue(value);
stringSerde.serialize(aString, fieldValue.getDataOutput());
propertyRecordBuilder.addField(1, fieldValue);
try {
propertyRecordBuilder.write(out, true);
} catch (IOException | AsterixException e) {
throw new HyracksDataException(e);
}
}
public static void parse(String point, DataOutput out) throws HyracksDataException {
try {
aPoint.setValue(
Double.parseDouble(point.substring(0, point.indexOf(','))),
Double.parseDouble(point.substring(point.indexOf(',') + 1, point.length())));
pointSerde.serialize(aPoint, out);
} catch (HyracksDataException e) {
throw new HyracksDataException(point + " can not be an instance of point");
}
}
@Override
public Function getMetadataEntityFromTuple(ITupleReference frameTuple) throws IOException {
byte[] serRecord = frameTuple.getFieldData(FUNCTION_PAYLOAD_TUPLE_FIELD_INDEX);
int recordStartOffset = frameTuple.getFieldStart(FUNCTION_PAYLOAD_TUPLE_FIELD_INDEX);
int recordLength = frameTuple.getFieldLength(FUNCTION_PAYLOAD_TUPLE_FIELD_INDEX);
ByteArrayInputStream stream =
new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
DataInput in = new DataInputStream(stream);
ARecord functionRecord = (ARecord) recordSerDes.deserialize(in);
return createFunctionFromARecord(functionRecord);
}
@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;
}
}
