Examples with SchemaVersionLifecycleStateTransitionListener com.hortonworks.registries.schemaregistry.state.SchemaVersionLifecycleStateTransitionListener used on opensource projects

Example 1 with SchemaVersionLifecycleStateTransitionListener

use of com.hortonworks.registries.schemaregistry.state.SchemaVersionLifecycleStateTransitionListener in project registry by hortonworks.

the class CustomReviewCycleExecutor method registerNotificationsWithSchemaEnabled.

public void registerNotificationsWithSchemaEnabled(SchemaVersionLifecycleStateMachine.Builder builder, Map<String, ?> props) {
    builder.getTransitionsWithActions().entrySet().stream().filter(transitionAction -> transitionAction.getKey().getTargetStateId().equals(SchemaVersionLifecycleStates.ENABLED.getId())).forEach(transitionAction -> builder.registerListener(transitionAction.getKey(), new SchemaVersionLifecycleStateTransitionListener() {

        @Override
        public void preStateTransition(SchemaVersionLifecycleContext context) {
            LOG.debug("preStateTransition() does nothing for this state transition");
        }

        @Override
        public void postStateTransition(SchemaVersionLifecycleContext context) {
            LOG.debug("postStateTransition() calling external review service to notify the state transition");
            Long schemaVersionId = context.getSchemaVersionId();
            WebTarget webTarget = ClientBuilder.newClient().target(props.get("review.service.url").toString()).path("/v1/transition/schema/" + schemaVersionId + "/notify");
            webTarget.request().post(null);
        }
    }));
}

Example 2 with SchemaVersionLifecycleStateTransitionListener

use of com.hortonworks.registries.schemaregistry.state.SchemaVersionLifecycleStateTransitionListener in project registry by hortonworks.

the class SchemaVersionLifecycleManager method executeState.

public void executeState(Long schemaVersionId, Byte targetState, byte[] transitionDetails) throws SchemaLifecycleException, SchemaNotFoundException {
    ImmutablePair<SchemaVersionLifecycleContext, SchemaVersionLifecycleState> schemaLifeCycleContextAndState = createSchemaVersionLifeCycleContextAndState(schemaVersionId);
    SchemaVersionLifecycleContext schemaVersionLifecycleContext = schemaLifeCycleContextAndState.getLeft();
    SchemaVersionLifecycleState currentState = schemaLifeCycleContextAndState.getRight();
    schemaVersionLifecycleContext.setState(currentState);
    schemaVersionLifecycleContext.setDetails(transitionDetails);
    SchemaVersionLifecycleStateTransition transition = new SchemaVersionLifecycleStateTransition(currentState.getId(), targetState);
    SchemaVersionLifecycleStateAction action = schemaVersionLifecycleContext.getSchemaLifeCycleStatesMachine().getTransitions().get(transition);
    try {
        List<SchemaVersionLifecycleStateTransitionListener> listeners = schemaVersionLifecycleContext.getSchemaLifeCycleStatesMachine().getListeners().getOrDefault(transition, DEFAULT_LISTENERS);
        listeners.stream().forEach(listener -> listener.preStateTransition(schemaVersionLifecycleContext));
        action.execute(schemaVersionLifecycleContext);
        listeners.stream().forEach(listener -> listener.postStateTransition(schemaVersionLifecycleContext));
    } catch (SchemaLifecycleException e) {
        Throwable cause = e.getCause();
        if (cause != null && cause instanceof SchemaNotFoundException) {
            throw (SchemaNotFoundException) cause;
        }
        throw e;
    }
}