[52] | 1 | package geniusweb.protocol.session.mopac.phase;
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| 2 |
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| 3 | import java.util.Arrays;
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| 4 | import java.util.Collections;
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| 5 | import java.util.List;
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| 6 | import java.util.stream.Collectors;
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| 7 |
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| 8 | import com.fasterxml.jackson.annotation.JsonCreator;
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| 9 | import com.fasterxml.jackson.annotation.JsonProperty;
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| 10 |
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| 11 | import geniusweb.actions.Action;
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| 12 | import geniusweb.actions.EndNegotiation;
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| 13 | import geniusweb.actions.Offer;
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| 14 | import geniusweb.actions.PartyId;
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| 15 | import geniusweb.actions.Votes;
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| 16 | import geniusweb.inform.Inform;
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| 17 | import geniusweb.inform.Voting;
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| 18 | import geniusweb.protocol.ProtocolException;
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| 19 | import geniusweb.protocol.session.mopac.PartyStates;
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| 20 | import geniusweb.voting.VotingEvaluator;
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| 21 |
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| 22 | public class VotingPhase extends DefaultPhase {
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| 23 |
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| 24 | /**
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| 25 | * the offers received in the {@link OfferPhase}
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| 26 | */
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| 27 | private final List<Offer> offers;
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| 28 |
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| 29 | @JsonCreator
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| 30 | protected VotingPhase(@JsonProperty("offers") List<Offer> offers,
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| 31 | @JsonProperty("partyStates") PartyStates partyStates,
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| 32 | @JsonProperty("deadline") Long deadline,
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| 33 | @JsonProperty("evaluator") VotingEvaluator evaluator) {
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| 34 | super(partyStates, deadline, evaluator);
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| 35 | this.offers = offers;
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| 36 | if (offers == null)
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| 37 | throw new IllegalArgumentException("offers must be not null");
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| 38 | }
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| 39 |
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| 40 | @Override
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| 41 | public VotingPhase with(PartyId actor, Action action, long now) {
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| 42 | try {
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| 43 | checkAction(actor, action, now);
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| 44 | } catch (ProtocolException ex) {
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| 45 | return this.with(ex);
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| 46 | }
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| 47 | return new VotingPhase(offers, partyStates.with(action), deadline,
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| 48 | evaluator);
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| 49 | }
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| 50 |
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| 51 | @Override
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| 52 | public Inform getInform() {
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| 53 | return new Voting(offers, partyStates.getPowers());
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| 54 | }
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| 55 |
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| 56 | @Override
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| 57 | public VotingPhase with(ProtocolException e) {
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| 58 | return new VotingPhase(offers, partyStates.with(e), deadline,
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| 59 | evaluator);
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| 60 | }
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| 61 |
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| 62 | @Override
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| 63 | public VotingPhase finish() {
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| 64 | return new VotingPhase(offers, partyStates.finish(), deadline,
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| 65 | evaluator);
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| 66 | }
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| 67 |
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| 68 | @Override
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| 69 | protected Phase checkedNext(long deadln) {
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| 70 | return new OptInPhase(getVotes(), partyStates.flush(), deadln,
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| 71 | evaluator);
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| 72 | }
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| 73 |
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| 74 | @Override
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| 75 | public List<Class<? extends Action>> getAllowedActions() {
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| 76 | return Arrays.asList(Votes.class, EndNegotiation.class);
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| 77 | }
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| 78 |
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| 79 | /**
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| 80 | * @return all votes done in this phase.
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| 81 | */
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| 82 | public List<Votes> getVotes() {
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| 83 | return partyStates.getActions().stream()
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| 84 | .filter(act -> act instanceof Votes).map(act -> (Votes) act)
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| 85 | .collect(Collectors.toList());
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| 86 | }
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| 87 |
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| 88 | /**
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| 89 | *
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| 90 | * @return the offers received in the {@link OfferPhase}
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| 91 | */
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| 92 | public List<Offer> getOffers() {
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| 93 | return Collections.unmodifiableList(offers);
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| 94 | }
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| 95 | }
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