package org.oliot.epcis.serde.mongodb;
import java.util.ArrayList;
import java.util.GregorianCalendar;
import java.util.Iterator;
import java.util.List;
import javax.xml.datatype.DatatypeConfigurationException;
import javax.xml.datatype.DatatypeFactory;
import javax.xml.datatype.XMLGregorianCalendar;
import org.apache.log4j.Level;
import org.bson.BsonArray;
import org.bson.BsonDocument;
import org.bson.BsonValue;
import org.oliot.epcis.configuration.Configuration;
import org.oliot.model.epcis.ActionType;
import org.oliot.model.epcis.AggregationEventExtension2Type;
import org.oliot.model.epcis.AggregationEventExtensionType;
import org.oliot.model.epcis.AggregationEventType;
import org.oliot.model.epcis.BusinessLocationExtensionType;
import org.oliot.model.epcis.BusinessLocationType;
import org.oliot.model.epcis.BusinessTransactionListType;
import org.oliot.model.epcis.BusinessTransactionType;
import org.oliot.model.epcis.DestinationListType;
import org.oliot.model.epcis.EPC;
import org.oliot.model.epcis.EPCISEventExtensionType;
import org.oliot.model.epcis.EPCListType;
import org.oliot.model.epcis.QuantityElementType;
import org.oliot.model.epcis.QuantityListType;
import org.oliot.model.epcis.ReadPointExtensionType;
import org.oliot.model.epcis.ReadPointType;
import org.oliot.model.epcis.SourceDestType;
import org.oliot.model.epcis.SourceListType;
import static org.oliot.epcis.serde.mongodb.MongoReaderUtil.*;
/**
* Copyright (C) 2014-2016 Jaewook Byun
*
* This project is part of Oliot (oliot.org), pursuing the implementation of
* Electronic Product Code Information Service(EPCIS) v1.1 specification in
* EPCglobal.
* [http://www.gs1.org/gsmp/kc/epcglobal/epcis/epcis_1_1-standard-20140520.pdf]
*
*
* @author Jaewook Jack Byun, Ph.D student
*
* Korea Advanced Institute of Science and Technology (KAIST)
*
* Real-time Embedded System Laboratory(RESL)
*
* bjw0829@kaist.ac.kr, bjw0829@gmail.com
*/
public class AggregationEventReadConverter {
public AggregationEventType convert(BsonDocument dbObject) {
try {
AggregationEventType aggregationEventType = new AggregationEventType();
int zone = 0;
if (dbObject.get("eventTimeZoneOffset") != null) {
String eventTimeZoneOffset = dbObject.getString("eventTimeZoneOffset").getValue();
aggregationEventType.setEventTimeZoneOffset(eventTimeZoneOffset);
if (eventTimeZoneOffset.split(":").length == 2) {
zone = Integer.parseInt(eventTimeZoneOffset.split(":")[0]);
}
}
if (dbObject.get("eventTime") != null) {
long eventTime = dbObject.getInt64("eventTime").getValue();
GregorianCalendar eventCalendar = new GregorianCalendar();
eventCalendar.setTimeInMillis(eventTime);
XMLGregorianCalendar xmlEventTime = DatatypeFactory.newInstance()
.newXMLGregorianCalendar(eventCalendar);
xmlEventTime.setTimezone(zone * 60);
aggregationEventType.setEventTime(xmlEventTime);
}
if (dbObject.get("recordTime") != null) {
long eventTime = dbObject.getInt64("recordTime").getValue();
GregorianCalendar recordCalendar = new GregorianCalendar();
recordCalendar.setTimeInMillis(eventTime);
XMLGregorianCalendar xmlRecordTime = DatatypeFactory.newInstance()
.newXMLGregorianCalendar(recordCalendar);
xmlRecordTime.setTimezone(zone * 60);
aggregationEventType.setRecordTime(xmlRecordTime);
}
if (dbObject.get("parentID") != null)
aggregationEventType.setParentID(dbObject.getString("parentID").getValue());
if (dbObject.get("childEPCs") != null) {
BsonArray epcListM = dbObject.getArray("childEPCs");
EPCListType epcListType = new EPCListType();
List<EPC> epcs = new ArrayList<EPC>();
Iterator<BsonValue> bsonEPCIterator = epcListM.iterator();
while (bsonEPCIterator.hasNext()) {
BsonValue bson = bsonEPCIterator.next();
EPC epc = new EPC();
epc.setValue(bson.asDocument().getString("epc").getValue());
epcs.add(epc);
}
epcListType.setEpc(epcs);
aggregationEventType.setChildEPCs(epcListType);
}
if (dbObject.get("action") != null) {
aggregationEventType.setAction(ActionType.fromValue(dbObject.getString("action").getValue()));
}
if (dbObject.get("bizStep") != null) {
aggregationEventType.setBizStep(dbObject.getString("bizStep").getValue());
}
if (dbObject.get("disposition") != null) {
aggregationEventType.setDisposition(dbObject.getString("disposition").getValue());
}
if (dbObject.get("baseExtension") != null) {
EPCISEventExtensionType eeet = new EPCISEventExtensionType();
BsonDocument baseExtension = (BsonDocument) dbObject.getDocument("baseExtension");
eeet = putEPCISExtension(eeet, baseExtension);
aggregationEventType.setBaseExtension(eeet);
}
if (dbObject.get("readPoint") != null) {
BsonDocument readPointObject = dbObject.getDocument("readPoint");
ReadPointType readPointType = new ReadPointType();
if (readPointObject.get("id") != null) {
readPointType.setId(readPointObject.getString("id").getValue());
}
if (readPointObject.get("extension") != null) {
ReadPointExtensionType rpet = new ReadPointExtensionType();
BsonDocument extension = readPointObject.getDocument("extension");
rpet = putReadPointExtension(rpet, extension);
readPointType.setExtension(rpet);
}
aggregationEventType.setReadPoint(readPointType);
}
// BusinessLocation
if (dbObject.get("bizLocation") != null) {
BsonDocument bizLocationObject = dbObject.getDocument("bizLocation");
BusinessLocationType bizLocationType = new BusinessLocationType();
if (bizLocationObject.get("id") != null) {
bizLocationType.setId(bizLocationObject.getString("id").getValue());
}
if (bizLocationObject.get("extension") != null) {
BusinessLocationExtensionType blet = new BusinessLocationExtensionType();
BsonDocument extension = bizLocationObject.getDocument("extension");
blet = putBusinessLocationExtension(blet, extension);
bizLocationType.setExtension(blet);
}
aggregationEventType.setBizLocation(bizLocationType);
}
if (dbObject.get("bizTransactionList") != null) {
BsonArray bizTranList = dbObject.getArray("bizTransactionList");
BusinessTransactionListType btlt = new BusinessTransactionListType();
List<BusinessTransactionType> bizTranArrayList = new ArrayList<BusinessTransactionType>();
for (int i = 0; i < bizTranList.size(); i++) {
// DBObject, key and value
BsonDocument bizTran = bizTranList.get(i).asDocument();
BusinessTransactionType btt = new BusinessTransactionType();
Iterator<String> keyIter = bizTran.keySet().iterator();
// at most one bizTran
if (keyIter.hasNext()) {
String key = keyIter.next();
String value = bizTran.getString(key).getValue();
if (key != null && value != null) {
btt.setType(key);
btt.setValue(value);
}
}
if (btt != null)
bizTranArrayList.add(btt);
}
btlt.setBizTransaction(bizTranArrayList);
aggregationEventType.setBizTransactionList(btlt);
}
// Vendor Extension
if (dbObject.get("any") != null) {
BsonDocument anyObject = dbObject.getDocument("any");
List<Object> any = putAny(anyObject);
aggregationEventType.setAny(any);
}
// Extension Field
if (dbObject.get("extension") != null) {
AggregationEventExtensionType aeet = new AggregationEventExtensionType();
BsonDocument extObject = dbObject.getDocument("extension");
// Quantity
if (extObject.get("childQuantityList") != null) {
QuantityListType qlt = new QuantityListType();
List<QuantityElementType> qetList = new ArrayList<QuantityElementType>();
BsonArray quantityDBList = extObject.getArray("childQuantityList");
for (int i = 0; i < quantityDBList.size(); i++) {
QuantityElementType qet = new QuantityElementType();
BsonDocument quantityDBObject = quantityDBList.get(i).asDocument();
BsonValue epcClassObject = quantityDBObject.get("epcClass");
BsonValue quantity = quantityDBObject.get("quantity");
BsonValue uom = quantityDBObject.get("uom");
if (epcClassObject != null) {
qet.setEpcClass(epcClassObject.asString().getValue());
if (quantity != null) {
double quantityDouble = quantity.asDouble().getValue();
qet.setQuantity((float) quantityDouble);
}
if (uom != null)
qet.setUom(uom.asString().getValue());
qetList.add(qet);
}
}
qlt.setQuantityElement(qetList);
aeet.setChildQuantityList(qlt);
}
// SourceList
if (extObject.get("sourceList") != null) {
// Source Dest Type : Key / Value
SourceListType slt = new SourceListType();
List<SourceDestType> sdtList = new ArrayList<SourceDestType>();
BsonArray sourceDBList = extObject.getArray("sourceList");
for (int i = 0; i < sourceDBList.size(); i++) {
BsonDocument sdObject = sourceDBList.get(i).asDocument();
// DBObject, key and value
SourceDestType sdt = new SourceDestType();
Iterator<String> keyIter = sdObject.keySet().iterator();
// at most one bizTran
if (keyIter.hasNext()) {
String key = keyIter.next();
String value = sdObject.getString(key).getValue();
if (key != null && value != null) {
sdt.setType(key);
sdt.setValue(value);
}
}
if (sdt != null)
sdtList.add(sdt);
}
slt.setSource(sdtList);
aeet.setSourceList(slt);
}
// DestinationList
if (extObject.get("destinationList") != null) {
// Source Dest Type : Key / Value
DestinationListType dlt = new DestinationListType();
List<SourceDestType> sdtList = new ArrayList<SourceDestType>();
BsonArray destinationDBList = extObject.getArray("destinationList");
for (int i = 0; i < destinationDBList.size(); i++) {
BsonDocument sdObject = destinationDBList.get(i).asDocument();
// DBObject, key and value
SourceDestType sdt = new SourceDestType();
Iterator<String> keyIter = sdObject.keySet().iterator();
// at most one bizTran
if (keyIter.hasNext()) {
String key = keyIter.next();
String value = sdObject.getString(key).getValue();
if (key != null && value != null) {
sdt.setType(key);
sdt.setValue(value);
}
}
if (sdt != null)
sdtList.add(sdt);
}
dlt.setDestination(sdtList);
aeet.setDestinationList(dlt);
}
// extension2
if (extObject.get("extension") != null) {
AggregationEventExtension2Type aee2t = new AggregationEventExtension2Type();
BsonDocument extension = extObject.getDocument("extension");
aee2t = putAggregationExtension(aee2t, extension);
aeet.setExtension(aee2t);
}
aggregationEventType.setExtension(aeet);
}
return aggregationEventType;
} catch (DatatypeConfigurationException e) {
Configuration.logger.log(Level.ERROR, e.toString());
}
return null;
}
}