Examples with Command io.spine.base.Command used on opensource projects

Example 6 with Command

use of io.spine.base.Command in project core-java by SpineEventEngine.

the class CommandServiceShould method return_error_if_command_is_unsupported.

@Test
public void return_error_if_command_is_unsupported() {
    final TestActorRequestFactory factory = TestActorRequestFactory.newInstance(getClass());
    final Command unsupportedCmd = factory.createCommand(StringValue.getDefaultInstance());
    service.post(unsupportedCmd, responseObserver);
    final Throwable exception = responseObserver.getThrowable().getCause();
    assertEquals(UnsupportedCommandException.class, exception.getClass());
}

Example 7 with Command

use of io.spine.base.Command in project core-java by SpineEventEngine.

the class ValidatorShould method validate_command_and_return_violations_if_context_is_NOT_valid.

@Test
public void validate_command_and_return_violations_if_context_is_NOT_valid() {
    final Command command = TestActorRequestFactory.newInstance(ValidatorShould.class).createCommand(createProjectMessage(), Time.getCurrentTime());
    final Command commandWithoutContext = command.toBuilder().setContext(CommandContext.getDefaultInstance()).build();
    final List<ConstraintViolation> violations = validator.validate(CommandEnvelope.of(commandWithoutContext));
    assertEquals(1, violations.size());
}

Example 8 with Command

use of io.spine.base.Command in project core-java by SpineEventEngine.

the class ValidatorShould method validate_command_and_return_nothing_if_it_is_valid.

@Test
public void validate_command_and_return_nothing_if_it_is_valid() {
    final Command cmd = Given.Command.createProject();
    final List<ConstraintViolation> violations = validator.validate(CommandEnvelope.of(cmd));
    assertEquals(0, violations.size());
}

Example 9 with Command

use of io.spine.base.Command in project core-java by SpineEventEngine.

the class AggregateRepository method dispatch.

/**
     * Dispatches the passed command to an aggregate.
     *
     * <p>The aggregate ID is obtained from the passed command.
     *
     * <p>The repository loads the aggregate by this ID, or creates a new aggregate
     * if there is no aggregate with such ID.
     *
     * @param envelope the envelope of the command to dispatch
     */
@Override
public void dispatch(final CommandEnvelope envelope) {
    final Command command = envelope.getCommand();
    final CommandOperation op = new CommandOperation(command) {

        @Override
        public void run() {
            final AggregateCommandEndpoint<I, A> commandEndpoint = createFor(AggregateRepository.this, envelope);
            commandEndpoint.execute();
            final Optional<A> processedAggregate = commandEndpoint.getAggregate();
            if (!processedAggregate.isPresent()) {
                throw new IllegalStateException("No aggregate loaded for command: " + command);
            }
            final A aggregate = processedAggregate.get();
            final List<Event> events = aggregate.getUncommittedEvents();
            store(aggregate);
            stand.post(aggregate, command.getContext());
            postEvents(events);
        }
    };
    op.execute();
}

Example 10 with Command

use of io.spine.base.Command in project core-java by SpineEventEngine.

the class ValidationFilter method isCommandValid.

private boolean isCommandValid(CommandEnvelope envelope, StreamObserver<Response> responseObserver) {
    final Command command = envelope.getCommand();
    final List<ConstraintViolation> violations = Validator.getInstance().validate(envelope);
    if (!violations.isEmpty()) {
        final CommandException invalidCommand = InvalidCommandException.onConstraintViolations(command, violations);
        commandBus.commandStore().storeWithError(command, invalidCommand);
        responseObserver.onError(invalidArgumentWithCause(invalidCommand, invalidCommand.getError()));
        return false;
    }
    return true;
}