2015-06-01 08:19:09 -07:00
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/*******************************************************************************
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2017-07-20 12:06:26 -07:00
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* The MIT License (MIT)
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2015-06-01 08:19:09 -07:00
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*
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2017-07-20 12:06:26 -07:00
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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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2015-06-01 08:19:09 -07:00
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*******************************************************************************/
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2017-10-13 03:30:15 -07:00
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package com.v2gclarity.risev2g.secc.states;
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import java.util.ArrayList;
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import java.util.List;
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2017-10-13 03:30:15 -07:00
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import com.v2gclarity.risev2g.secc.session.V2GCommunicationSessionSECC;
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import com.v2gclarity.risev2g.shared.enumerations.V2GMessages;
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import com.v2gclarity.risev2g.shared.messageHandling.ChangeProcessingState;
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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.misc.State;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.BodyBaseType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.ResponseCodeType;
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import com.v2gclarity.risev2g.shared.v2gMessages.msgDef.V2GMessage;
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public class ForkState extends ServerState {
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private List<V2GMessages> allowedRequests;
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public ForkState(V2GCommunicationSessionSECC commSessionContext,
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List<V2GMessages> allowedRequests) {
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super(commSessionContext);
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this.allowedRequests = allowedRequests;
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}
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public ForkState(V2GCommunicationSessionSECC commSessionContext) {
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super(commSessionContext);
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this.allowedRequests = new ArrayList<V2GMessages>();
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}
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@Override
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public ReactionToIncomingMessage processIncomingMessage(Object message) {
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V2GMessage v2gMessageReq = (V2GMessage) message;
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V2GMessages incomingMessage = null;
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try {
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incomingMessage =
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V2GMessages.fromValue(v2gMessageReq.getBody().getBodyElement().getValue().getClass().getSimpleName());
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} catch (NullPointerException e) {
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return new TerminateSession("No valid V2GMessage received");
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}
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State newState = getCommSessionContext().getStates().get(incomingMessage);
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if (newState == null) {
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getLogger().error("Error occurred while switching from ForkState to a new state: new state is null");
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return new TerminateSession("Invalid message (" + v2gMessageReq.getBody().getBodyElement().getValue().getClass().getSimpleName() +
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") at this state (" + this.getClass().getSimpleName() + "). " +
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"Allowed messages are: " + this.getAllowedRequests().toString());
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}
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if (allowedRequests.contains(incomingMessage)) {
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// delete all allowedRequests so that they won't be valid anymore
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allowedRequests.clear();
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return new ChangeProcessingState(message, newState);
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} else {
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getLogger().error("Invalid message (" + v2gMessageReq.getBody().getBodyElement().getValue().getClass().getSimpleName() +
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") at this state (" + this.getClass().getSimpleName() + "). " +
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"Allowed messages are: " + this.getAllowedRequests().toString());
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BodyBaseType responseMessage = getSequenceErrorResMessage(v2gMessageReq);
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ServerState newServerState = (ServerState) newState;
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return newServerState.getSendMessage(responseMessage, V2GMessages.NONE, ResponseCodeType.FAILED_SEQUENCE_ERROR);
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}
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}
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public List<V2GMessages> getAllowedRequests() {
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return allowedRequests;
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}
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public void setAllowedRequests(List<V2GMessages> allowedRequests) {
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this.allowedRequests = allowedRequests;
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}
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@Override
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public String toString() {
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String allowedRequests = "";
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for (V2GMessages message : getAllowedRequests()) {
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allowedRequests += message.getClass().getSimpleName() + ", ";
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}
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return allowedRequests;
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}
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2017-08-20 14:26:22 -07:00
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@Override
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public BodyBaseType getResponseMessage() {
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return null;
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}
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2015-06-01 08:19:09 -07:00
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}
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