Examples with ARecord org.apache.asterix.om.base.ARecord used on opensource projects

Example 6 with ARecord

use of org.apache.asterix.om.base.ARecord in project asterixdb by apache.

the class DataverseTupleTranslator method getMetadataEntityFromTuple.

@Override
public Dataverse getMetadataEntityFromTuple(ITupleReference frameTuple) throws HyracksDataException {
    byte[] serRecord = frameTuple.getFieldData(DATAVERSE_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordStartOffset = frameTuple.getFieldStart(DATAVERSE_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordLength = frameTuple.getFieldLength(DATAVERSE_PAYLOAD_TUPLE_FIELD_INDEX);
    ByteArrayInputStream stream = new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
    DataInput in = new DataInputStream(stream);
    ARecord dataverseRecord = recordSerDes.deserialize(in);
    return new Dataverse(((AString) dataverseRecord.getValueByPos(0)).getStringValue(), ((AString) dataverseRecord.getValueByPos(1)).getStringValue(), ((AInt32) dataverseRecord.getValueByPos(3)).getIntegerValue());
}

Example 7 with ARecord

use of org.apache.asterix.om.base.ARecord in project asterixdb by apache.

the class FeedPolicyTupleTranslator method getMetadataEntityFromTuple.

@Override
public FeedPolicyEntity getMetadataEntityFromTuple(ITupleReference frameTuple) throws HyracksDataException {
    byte[] serRecord = frameTuple.getFieldData(FEED_POLICY_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordStartOffset = frameTuple.getFieldStart(FEED_POLICY_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordLength = frameTuple.getFieldLength(FEED_POLICY_PAYLOAD_TUPLE_FIELD_INDEX);
    ByteArrayInputStream stream = new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
    DataInput in = new DataInputStream(stream);
    ARecord feedPolicyRecord = recordSerDes.deserialize(in);
    return createFeedPolicyFromARecord(feedPolicyRecord);
}

Example 8 with ARecord

use of org.apache.asterix.om.base.ARecord in project asterixdb by apache.

the class FeedTupleTranslator method createFeedFromARecord.

private Feed createFeedFromARecord(ARecord feedRecord) {
    Feed feed;
    String dataverseName = ((AString) feedRecord.getValueByPos(MetadataRecordTypes.FEED_ARECORD_DATAVERSE_NAME_FIELD_INDEX)).getStringValue();
    String feedName = ((AString) feedRecord.getValueByPos(MetadataRecordTypes.FEED_ARECORD_FEED_NAME_FIELD_INDEX)).getStringValue();
    AUnorderedList feedConfig = (AUnorderedList) feedRecord.getValueByPos(MetadataRecordTypes.FEED_ARECORD_ADAPTOR_CONFIG_INDEX);
    String adapterName = ((AString) feedRecord.getValueByPos(MetadataRecordTypes.FEED_ARECORD_ADAPTOR_NAME_INDEX)).getStringValue();
    IACursor cursor = feedConfig.getCursor();
    // restore configurations
    String key;
    String value;
    Map<String, String> adaptorConfiguration = new HashMap<>();
    while (cursor.next()) {
        ARecord field = (ARecord) cursor.get();
        key = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_NAME_FIELD_INDEX)).getStringValue();
        value = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_VALUE_FIELD_INDEX)).getStringValue();
        adaptorConfiguration.put(key, value);
    }
    feed = new Feed(dataverseName, feedName, adapterName, adaptorConfiguration);
    return feed;
}

Example 9 with ARecord

use of org.apache.asterix.om.base.ARecord in project asterixdb by apache.

the class FeedTupleTranslator method getMetadataEntityFromTuple.

@Override
public Feed getMetadataEntityFromTuple(ITupleReference frameTuple) throws HyracksDataException {
    byte[] serRecord = frameTuple.getFieldData(FEED_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordStartOffset = frameTuple.getFieldStart(FEED_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordLength = frameTuple.getFieldLength(FEED_PAYLOAD_TUPLE_FIELD_INDEX);
    ByteArrayInputStream stream = new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
    DataInput in = new DataInputStream(stream);
    ARecord feedRecord = recordSerDes.deserialize(in);
    return createFeedFromARecord(feedRecord);
}

Example 10 with ARecord

use of org.apache.asterix.om.base.ARecord in project asterixdb by apache.

the class FeedConnectionTupleTranslator method getMetadataEntityFromTuple.

@Override
public FeedConnection getMetadataEntityFromTuple(ITupleReference frameTuple) throws MetadataException, HyracksDataException {
    byte[] serRecord = frameTuple.getFieldData(FEED_CONN_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordStartOffset = frameTuple.getFieldStart(FEED_CONN_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordLength = frameTuple.getFieldLength(FEED_CONN_PAYLOAD_TUPLE_FIELD_INDEX);
    ByteArrayInputStream stream = new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
    DataInput in = new DataInputStream(stream);
    ARecord feedConnRecord = recordSerDes.deserialize(in);
    return createFeedConnFromRecord(feedConnRecord);
}