Package com.codebullets.sagalib

Examples of com.codebullets.sagalib.SagaState

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    private Saga createSagaBasedOnId(final SagaType sagaType, final Object message) {
        Saga sagaToContinue = null;

        // saga id is known -> we can create saga directly from know state.
        SagaState state = stateStorage.load(sagaType.getSagaId());
        if (state != null) {
            sagaToContinue = continueSaga(state.getType(), state);
        } else {
            LOG.warn("No open saga state found. (message type = {}, saga type = {}, saga id = {})",
                     message.getClass(),
                     sagaType.getSagaClass(),
                     sagaType.getSagaId());
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        try {
            createdSaga = createNewSagaInstance(sagaToStart);
            createdSaga.createNewState();

            SagaState newState = createdSaga.state();
            newState.setSagaId(UUID.randomUUID().toString());
            newState.setType(sagaToStart.getName());
        } catch (Exception ex) {
            LOG.error("Unable to create new instance of saga type {}.", sagaToStart, ex);
        }

        return createdSaga;
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        try {
            Provider<? extends Saga> sagaProvider = providers.get(sagaToStart);
            createdSaga = sagaProvider.get();
            createdSaga.createNewState();

            SagaState newState = createdSaga.state();
            newState.setSagaId(UUID.randomUUID().toString());
            newState.setType(sagaToStart.getName());
        } catch (Exception ex) {
            LOG.error("Unable to create new instance of saga type {}.", sagaToStart, ex);
        }

        return createdSaga;
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     */
    @Override
    public SagaState load(final String sagaId) {
        checkNotNull(sagaId, "Saga id key must be set.");

        SagaState state;
        synchronized (sync) {
            state = storedStates.get(sagaId);
        }

        return state;
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    @Override
    public void delete(final String sagaId) {
        checkNotNull(sagaId, "Saga id key must be set.");

        synchronized (sync) {
            SagaState removedItem = storedStates.remove(sagaId);
            if (removedItem != null) {
                instanceKeyMap.remove(SagaMultiKey.create(removedItem), removedItem);
            }
        }
    }
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Related Classes of com.codebullets.sagalib.SagaState

  • com.codebullets.sagalib.processing.SagaFactory
  • com.codebullets.sagalib.storage.MemoryStorage
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