package org.oliot.epcis.serde.mongodb;
import java.util.GregorianCalendar;
import java.util.HashSet;
import java.util.List;
import org.bson.BsonArray;
import org.bson.BsonDocument;
import org.bson.BsonInt64;
import org.bson.BsonString;
import org.oliot.epcis.configuration.Configuration;
import org.oliot.epcis.service.registry.DiscoveryServiceAgent;
import org.oliot.model.epcis.AggregationEventExtensionType;
import org.oliot.model.epcis.AggregationEventType;
import org.oliot.model.epcis.BusinessLocationType;
import org.oliot.model.epcis.BusinessTransactionListType;
import org.oliot.model.epcis.BusinessTransactionType;
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.ReadPointType;
import static org.oliot.epcis.serde.mongodb.MongoWriterUtil.*;
/**
* 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 AggregationEventWriteConverter {
public BsonDocument convert(AggregationEventType aggregationEventType, Integer gcpLength) {
BsonDocument dbo = new BsonDocument();
// Base Extension
if (aggregationEventType.getBaseExtension() != null) {
EPCISEventExtensionType baseExtensionType = aggregationEventType.getBaseExtension();
BsonDocument baseExtension = getBaseExtensionObject(baseExtensionType);
dbo.put("baseExtension", baseExtension);
}
// Event Time
if (aggregationEventType.getEventTime() != null)
dbo.put("eventTime",
new BsonInt64(aggregationEventType.getEventTime().toGregorianCalendar().getTimeInMillis()));
// Event Time Zone
if (aggregationEventType.getEventTimeZoneOffset() != null)
dbo.put("eventTimeZoneOffset", new BsonString(aggregationEventType.getEventTimeZoneOffset()));
// Record Time : according to M5
GregorianCalendar recordTime = new GregorianCalendar();
long recordTimeMilis = recordTime.getTimeInMillis();
dbo.put("recordTime", new BsonInt64(recordTimeMilis));
// Parent ID
if (aggregationEventType.getParentID() != null) {
dbo.put("parentID",
new BsonString(MongoWriterUtil.getInstanceEPC(aggregationEventType.getParentID(), gcpLength)));
}
// Child EPCs
if (aggregationEventType.getChildEPCs() != null) {
EPCListType epcs = aggregationEventType.getChildEPCs();
List<EPC> epcList = epcs.getEpc();
BsonArray epcDBList = new BsonArray();
for (int i = 0; i < epcList.size(); i++) {
BsonDocument epcDB = new BsonDocument();
epcDB.put("epc", new BsonString(MongoWriterUtil.getInstanceEPC(epcList.get(i).getValue(), gcpLength)));
epcDBList.add(epcDB);
}
dbo.put("childEPCs", epcDBList);
}
// Action
if (aggregationEventType.getAction() != null)
dbo.put("action", new BsonString(aggregationEventType.getAction().name()));
// Biz Step
if (aggregationEventType.getBizStep() != null)
dbo.put("bizStep", new BsonString(aggregationEventType.getBizStep()));
// Disposition
if (aggregationEventType.getDisposition() != null)
dbo.put("disposition", new BsonString(aggregationEventType.getDisposition()));
// ReadPoint
if (aggregationEventType.getReadPoint() != null) {
ReadPointType readPointType = aggregationEventType.getReadPoint();
BsonDocument readPoint = getReadPointObject(readPointType, gcpLength);
dbo.put("readPoint", readPoint);
}
// BizLocation
if (aggregationEventType.getBizLocation() != null) {
BusinessLocationType bizLocationType = aggregationEventType.getBizLocation();
BsonDocument bizLocation = getBizLocationObject(bizLocationType, gcpLength);
dbo.put("bizLocation", bizLocation);
}
if (aggregationEventType.getBizTransactionList() != null) {
BusinessTransactionListType bizListType = aggregationEventType.getBizTransactionList();
List<BusinessTransactionType> bizList = bizListType.getBizTransaction();
BsonArray bizTranList = getBizTransactionObjectList(bizList);
dbo.put("bizTransactionList", bizTranList);
}
// Vendor Extension
if (aggregationEventType.getAny() != null) {
List<Object> objList = aggregationEventType.getAny();
BsonDocument map2Save = getAnyMap(objList);
if (map2Save != null && map2Save.isEmpty() == false)
dbo.put("any", map2Save);
}
// Extension
if (aggregationEventType.getExtension() != null) {
AggregationEventExtensionType aee = aggregationEventType.getExtension();
BsonDocument extension = getAggregationEventExtensionObject(aee, gcpLength);
dbo.put("extension", extension);
}
if (Configuration.isServiceRegistryReportOn == true) {
HashSet<String> candidateSet = getCandidateEPCSet(aggregationEventType);
DiscoveryServiceAgent dsa = new DiscoveryServiceAgent();
int updatedEPCCount = dsa.registerEPC(candidateSet);
Configuration.logger.info(updatedEPCCount + " EPC(s) are registered to Discovery Service");
}
return dbo;
}
private HashSet<String> getCandidateEPCSet(AggregationEventType aggregationEventType) {
HashSet<String> candidateSet = new HashSet<String>();
// Parent ID
if (aggregationEventType.getParentID() != null) {
candidateSet.add(aggregationEventType.getParentID());
}
// Child EPCs
if (aggregationEventType.getChildEPCs() != null) {
EPCListType epcs = aggregationEventType.getChildEPCs();
List<EPC> epcList = epcs.getEpc();
for (int i = 0; i < epcList.size(); i++) {
candidateSet.add(epcList.get(i).getValue());
}
}
// Extension
if (aggregationEventType.getExtension() != null) {
AggregationEventExtensionType aee = aggregationEventType.getExtension();
if (aee.getChildQuantityList() != null) {
QuantityListType qetl = aee.getChildQuantityList();
List<QuantityElementType> qetList = qetl.getQuantityElement();
for (int i = 0; i < qetList.size(); i++) {
QuantityElementType qet = qetList.get(i);
if (qet.getEpcClass() != null)
candidateSet.add(qet.getEpcClass().toString());
}
}
}
return candidateSet;
}
}