Package com.sleepycat.je.rep.elections.Protocol

Examples of com.sleepycat.je.rep.elections.Protocol.Promise

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                        throw new HigherNumberedProposal(me.target);
                    } else if (me.getResponseMessage().getOp() ==
                            elections.getProtocol().PROMISE) {
                        result.promisories.add(me.target);
                        result.promisoryMessages.add(me);
                        Promise accept = (Promise) me.getResponseMessage();
                        Proposal acceptProposal = accept.getHighestProposal();
                        if ((result.acceptProposal == null) ||
                            ((acceptProposal != null) &&
                             (acceptProposal.compareTo(result.acceptProposal) >
                              0))) {
                            result.acceptProposal = acceptProposal;
                            result.acceptedValue = accept.getAcceptedValue();
                        }
                    } else if (me.getResponseMessage().getOp() ==
                               elections.getProtocol().PROTOCOL_ERROR){
                        ProtocolError protocolError =
                            (ProtocolError) me.getResponseMessage();
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        for (MessageExchange me : exchanges) {
            if (me.getResponseMessage().getOp() !=
                elections.getProtocol().PROMISE) {
                continue;
            }
            final Promise p = (Promise) me.getResponseMessage();

            if (p.getPriority() == 0) {
                zeroPrioNodes++;
                continue;
            }

            if (calculator.skipPromiseDueToVersion(p.getLogVersion())) {
                continue;
            }

            if (p.getSuggestionRanking() < maxRanking) {
               continue;
            }

            /* Use priority as a tie breaker. */
            if (p.getSuggestionRanking() == maxRanking) {
              if (p.getPriority() < maxPriority) {
                  continue;
              }
              /*
               * Use socket address to choose in case of a tie, so we
               * always have a consistent ordering.
               */
              if ((p.getPriority() ==  maxPriority) &&
                  ((maxTarget != null) &&
                   (me.target.toString().compareTo(maxTarget) <= 0))) {
                  continue;
              }
            }

            acceptorValue = p.getSuggestion();
            maxRanking = p.getSuggestionRanking();
            maxPriority = p.getPriority();
            maxTarget = me.target.toString();
        }

        if ((acceptorValue == null) && (zeroPrioNodes > 0)) {
            LoggerUtils.logMsg(logger, elections.getRepImpl(),
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                if (me.getResponseMessage().getOp() !=
                    elections.getProtocol().PROMISE) {
                    continue;
                }

                Promise p = (Promise) me.getResponseMessage();

                if (p.getLogVersion() < lowestVersion) {
                    lowestVersion = p.getLogVersion();
                }

                if (!logFormats.containsKey(p.getLogVersion())) {
                    logFormats.put(p.getLogVersion(), 1);
                } else {
                    logFormats.put(p.getLogVersion(),
                                   logFormats.get(p.getLogVersion()) + 1);
                }
            }

            /*
             * If there is only log version in the whole group, return and do
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        for (MessageExchange me : exchanges) {
            if (me.getResponseMessage().getOp() !=
                elections.getProtocol().PROMISE) {
                continue;
            }
            final Promise p = (Promise) me.getResponseMessage();
            if (p.getSuggestionRanking() < maxRanking) {
               continue;
            }
            /* Use priority as a tie breaker. */
            if (p.getSuggestionRanking() == maxRanking) {
              if (p.getPriority() < maxPriority) {
                  continue;
              }
              /*
               * Use socket address to choose in case of a tie, so we
               * always have a consistent ordering.
               */
              if ((p.getPriority() ==  maxPriority) &&
                  ((maxTarget != null) &&
                   (me.target.toString().compareTo(maxTarget) <= 0))) {
                  continue;
              }
            }

            acceptorValue = p.getSuggestion();
            maxRanking = p.getSuggestionRanking();
            maxPriority = p.getPriority();
            maxTarget = me.target.toString();
        }

        if (acceptorValue == null) {
            throw EnvironmentFailureException.unexpectedState
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                        throw new HigherNumberedProposal(me.target);
                    } else if (me.getResponseMessage().getOp() ==
                            elections.getProtocol().PROMISE) {
                        result.promisories.add(me.target);
                        result.promisoryMessages.add(me);
                        Promise accept = (Promise) me.getResponseMessage();
                        Proposal acceptProposal = accept.getHighestProposal();
                        if ((result.acceptProposal == null) ||
                            ((acceptProposal != null) &&
                             (acceptProposal.compareTo(result.acceptProposal) >
                              0))) {
                            result.acceptProposal = acceptProposal;
                            result.acceptedValue = accept.getAcceptedValue();
                        }
                    } else if (me.getResponseMessage().getOp() ==
                               elections.getProtocol().PROTOCOL_ERROR){
                        ProtocolError protocolError =
                            (ProtocolError) me.getResponseMessage();
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Related Classes of com.sleepycat.je.rep.elections.Protocol.Promise

  • com.sleepycat.je.rep.elections.Proposer
  • com.sleepycat.je.rep.elections.RankingProposer
  • com.sleepycat.je.rep.elections.RankingProposer$VersionCalculator
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