default void mainLoop()

in src/main/java/com/awslabs/iot/client/interfaces/AwsIotClientTerminal.java [27:57]

• 24 lines of code
• 3 McCabe index (conditional complexity)

    default void mainLoop() throws IOException {
        Set<String> fullCommands = new HashSet<>();

        Set<CommandHandler> commandHandlerSet = getCommandHandlerSet();

        for (CommandHandler commandHandler : commandHandlerSet) {
            int previousSize = fullCommands.size();
            String fullCommandString = commandHandler.getFullCommandString();
            fullCommands.add(fullCommandString);

            if (fullCommands.size() == previousSize) {
                String message = String.join("", "Duplicate command string found [", fullCommandString, "]");
                write(message);
                throw new UnsupportedOperationException(message);
            }
        }

        DefaultHistory history = new DefaultHistory();

        Terminal terminal = getTerminal();

        LineReader reader = LineReaderBuilder.builder()
                .terminal(terminal)
                .completer(getCommandsCompleter())
                .history(history)
                .build();

        Try.of(() -> infiniteInputLoop(reader))
                .recover(UserInterruptException.class, this::handleUserInterruptException)
                .get();
    }