115 lines
5.5 KiB
Java
115 lines
5.5 KiB
Java
/*******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-207 V2G Clarity (Dr.-Ing. Marc Mültin)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*******************************************************************************/
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package com.v2gclarity.risev2g.evcc.states;
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import com.v2gclarity.risev2g.evcc.session.V2GCommunicationSessionEVCC;
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import com.v2gclarity.risev2g.shared.enumerations.GlobalValues;
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import com.v2gclarity.risev2g.shared.enumerations.V2GMessages;
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import com.v2gclarity.risev2g.shared.messageHandling.ReactionToIncomingMessage;
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import com.v2gclarity.risev2g.shared.messageHandling.TerminateSession;
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import com.v2gclarity.risev2g.shared.utils.SecurityUtils;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.ChargeProgressType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.CurrentDemandResType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.DCEVSEStatusType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.EVSENotificationType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.MeteringReceiptReqType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.V2GMessage;
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public class WaitForCurrentDemandRes extends ClientState {
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public WaitForCurrentDemandRes(V2GCommunicationSessionEVCC commSessionContext) {
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super(commSessionContext);
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}
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@Override
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public ReactionToIncomingMessage processIncomingMessage(Object message) {
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if (isIncomingMessageValid(message, CurrentDemandResType.class)) {
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V2GMessage v2gMessageRes = (V2GMessage) message;
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CurrentDemandResType currentDemandRes =
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(CurrentDemandResType) v2gMessageRes.getBody().getBodyElement().getValue();
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// ReceiptRequired has higher priority than a possible EVSENotification=Renegotiate
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if (currentDemandRes.isReceiptRequired()) {
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MeteringReceiptReqType meteringReceiptReq = new MeteringReceiptReqType();
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/*
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* Experience from the test symposium in San Diego (April 2016):
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* The Id element of the signature is not restricted in size by the standard itself. But on embedded
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* systems, the memory is very limited which is why we should not use long IDs for the signature reference
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* element. A good size would be 3 characters max (like the example in the ISO 15118-2 annex J)
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*/
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meteringReceiptReq.setId("id1");
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meteringReceiptReq.setMeterInfo(currentDemandRes.getMeterInfo());
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meteringReceiptReq.setSAScheduleTupleID(currentDemandRes.getSAScheduleTupleID());
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meteringReceiptReq.setSessionID(getCommSessionContext().getSessionID());
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// Set xml reference element
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getXMLSignatureRefElements().put(
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meteringReceiptReq.getId(),
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SecurityUtils.generateDigest(
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meteringReceiptReq.getId(),
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getMessageHandler().getJaxbElement(meteringReceiptReq)));
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// Set signing private key
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setSignaturePrivateKey(SecurityUtils.getPrivateKey(
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SecurityUtils.getKeyStore(
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GlobalValues.EVCC_KEYSTORE_FILEPATH.toString(),
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GlobalValues.PASSPHRASE_FOR_CERTIFICATES_AND_KEYS.toString()),
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GlobalValues.ALIAS_CONTRACT_CERTIFICATE.toString())
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);
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return getSendMessage(meteringReceiptReq, V2GMessages.METERING_RECEIPT_RES);
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}
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// TODO check for the other parameters in the currentDemandRes and react accordingly
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DCEVSEStatusType dcEVSEStatus = currentDemandRes.getDCEVSEStatus();
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switch ((EVSENotificationType) dcEVSEStatus.getEVSENotification()) {
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case STOP_CHARGING:
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getCommSessionContext().setStopChargingRequested(true);
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return getSendMessage(getPowerDeliveryReq(ChargeProgressType.STOP),
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V2GMessages.POWER_DELIVERY_RES,
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" (ChargeProgress = STOP_CHARGING)");
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case RE_NEGOTIATION:
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return getSendMessage(getPowerDeliveryReq(ChargeProgressType.RENEGOTIATE),
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V2GMessages.POWER_DELIVERY_RES,
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" (ChargeProgress = RE_NEGOTIATION)");
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default:
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// TODO regard [V2G2-305] (new SalesTariff if EAmount not yet met and tariff finished)
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if (getCommSessionContext().getEvController().isChargingLoopActive()) {
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return getSendMessage(getCurrentDemandReq(), V2GMessages.CURRENT_DEMAND_RES);
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} else {
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getCommSessionContext().setStopChargingRequested(true);
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return getSendMessage(getPowerDeliveryReq(ChargeProgressType.STOP),
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V2GMessages.POWER_DELIVERY_RES,
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" (ChargeProgress = STOP_CHARGING)");
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}
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}
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} else {
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return new TerminateSession("Incoming message raised an error");
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}
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}
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}
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