String doPrompt()

in daemon/src/main/java/org/mvndaemon/mvnd/interactivity/DaemonPrompter.java [104:129]

26 lines of code
13 McCabe index (conditional complexity)


    String doPrompt(String message, List<Object> possibleValues, String defaultReply, boolean password)
            throws PrompterException {
        String formattedMessage = formatMessage(message, possibleValues, defaultReply);
        String line;
        do {
            try {
                line = doPrompt(formattedMessage, password);
                if (line == null && defaultReply == null) {
                    throw new IOException("EOF");
                }
            } catch (IOException e) {
                throw new PrompterException("Failed to prompt user", e);
            }
            if (line == null || line.isEmpty()) {
                line = defaultReply;
            }
            if (line != null && (possibleValues != null && !possibleValues.contains(line))) {
                try {
                    doDisplay("Invalid selection.\n");
                } catch (IOException e) {
                    throw new PrompterException("Failed to present feedback", e);
                }
            }
        } while (line == null || (possibleValues != null && !possibleValues.contains(line)));
        return line;
    }