protected final StringBuilder token_contents_load()

in src/com/amazon/ion/impl/IonReaderTextRawX.java [1068:1175]

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

    protected final StringBuilder token_contents_load(int token_type) throws IOException
    {
        StringBuilder sb = _current_value_buffer;
        boolean       clob_chars_only;
        int           c;

        if (_current_value_buffer_loaded) {
            return sb;
        }
        else if (_current_value_save_point_loaded) {
            assert(!_scanner.isUnfinishedToken() && !_current_value_save_point.isClear());
            // _scanner.load_save_point_contents( _current_value_save_point, sb);

            _scanner.save_point_activate(_current_value_save_point);
            switch (token_type) {
            default:
                _scanner.load_raw_characters(sb);
                break;
            case IonTokenConstsX.TOKEN_SYMBOL_IDENTIFIER:
                _scanner.load_symbol_identifier(sb);
                _value_type = IonType.SYMBOL;
                break;
            case IonTokenConstsX.TOKEN_SYMBOL_OPERATOR:
                _scanner.load_symbol_operator(sb);
                _value_type = IonType.SYMBOL;
                break;
            case IonTokenConstsX.TOKEN_SYMBOL_QUOTED:
                clob_chars_only = (IonType.CLOB == _value_type);
                _scanner.load_single_quoted_string(sb, clob_chars_only);
                _value_type = IonType.SYMBOL;
                break;
            case IonTokenConstsX.TOKEN_STRING_DOUBLE_QUOTE:
                clob_chars_only = (IonType.CLOB == _value_type);
                _scanner.load_double_quoted_string(sb, clob_chars_only);
                _value_type = IonType.STRING;
                break;
            case IonTokenConstsX.TOKEN_STRING_TRIPLE_QUOTE:
                clob_chars_only = (IonType.CLOB == _value_type);
                _scanner.load_triple_quoted_string(sb, clob_chars_only);
                _value_type = IonType.STRING;
                break;
            }
            _scanner.save_point_deactivate(_current_value_save_point);
            _current_value_buffer_loaded = true;
        }
        else {
            _scanner.save_point_start(_current_value_save_point);
            switch (token_type) {
            case IonTokenConstsX.TOKEN_UNKNOWN_NUMERIC:
            case IonTokenConstsX.TOKEN_INT:
            case IonTokenConstsX.TOKEN_BINARY:
            case IonTokenConstsX.TOKEN_HEX:
            case IonTokenConstsX.TOKEN_FLOAT:
            case IonTokenConstsX.TOKEN_DECIMAL:
            case IonTokenConstsX.TOKEN_TIMESTAMP:
                _value_type = _scanner.load_number(sb);
                break;
            case IonTokenConstsX.TOKEN_SYMBOL_IDENTIFIER:
                _scanner.load_symbol_identifier(sb);
                _value_type = IonType.SYMBOL;
                break;
            case IonTokenConstsX.TOKEN_SYMBOL_OPERATOR:
                _scanner.load_symbol_operator(sb);
                _value_type = IonType.SYMBOL;
                break;
            case IonTokenConstsX.TOKEN_SYMBOL_QUOTED:
                clob_chars_only = (IonType.CLOB == _value_type);
                c = _scanner.load_single_quoted_string(sb, clob_chars_only);
                if (c == UnifiedInputStreamX.EOF) {
                    //String message = "EOF encountered before closing single quote";
                    //parse_error(message);
                    _scanner.unexpected_eof();
                }
                _value_type = IonType.SYMBOL;
                break;
            case IonTokenConstsX.TOKEN_STRING_DOUBLE_QUOTE:
                clob_chars_only = (IonType.CLOB == _value_type);
                c = _scanner.load_double_quoted_string(sb, clob_chars_only);
                if (c == UnifiedInputStreamX.EOF) {
                    // String message = "EOF encountered before closing single quote";
                    // parse_error(message);
                    _scanner.unexpected_eof();
                }
                _value_type = IonType.STRING;
                break;
            case IonTokenConstsX.TOKEN_STRING_TRIPLE_QUOTE:
                clob_chars_only = (IonType.CLOB == _value_type);
                c = _scanner.load_triple_quoted_string(sb, clob_chars_only);
                if (c == UnifiedInputStreamX.EOF) {
                    //String message = "EOF encountered before closing single quote";
                    //parse_error(message);
                    _scanner.unexpected_eof();
                }
                _value_type = IonType.STRING;
                break;
            default:
                String message = "unexpected token "
                               + IonTokenConstsX.getTokenName(token_type)
                               + " encountered";
                throw new IonException(message);
            }
            _current_value_save_point.markEnd();
            _current_value_save_point_loaded = true;
            _current_value_buffer_loaded = true;
            tokenValueIsFinished();
        }
        return sb;
    }