Method parseToken

java/org/apache/jasper/compiler/JspReader.java:541–588

Parse a space delimited token. If quoted the token will consume all characters up to a matching quote, otherwise, it consumes up to the first delimiter character. @param quoted If true accept quoted strings.

(boolean quoted)

     * @param quoted If <strong>true</strong> accept quoted strings.
     */
    String parseToken(boolean quoted) throws JasperException {
        StringBuilder StringBuilder = new StringBuilder();
        skipSpaces();
        StringBuilder.setLength(0);

        if (!hasMoreInput()) {
            return "";
        }

        int ch = peekChar();

        if (quoted) {
            if (ch == '"' || ch == '\'') {

                char endQuote = ch == '"' ? '"' : '\'';
                // Consume the open quote:
                ch = nextChar();
                for (ch = nextChar(); ch != -1 && ch != endQuote; ch = nextChar()) {
                    if (ch == '\\') {
                        ch = nextChar();
                    }
                    StringBuilder.append((char) ch);
                }
                // Check end of quote, skip closing quote:
                if (ch == -1) {
                    err.jspError(mark(), "jsp.error.quotes.unterminated");
                }
            } else {
                err.jspError(mark(), "jsp.error.attr.quoted");
            }
        } else {
            if (!isDelimiter()) {
                // Read value until delimiter is found:
                do {
                    ch = nextChar();
                    // Take care of the quoting here.
                    if (ch == '\\') {
                        if (peekChar() == '"' || peekChar() == '\'' || peekChar() == '>' || peekChar() == '%') {
                            ch = nextChar();
                        }
                    }
                    StringBuilder.append((char) ch);
                } while (!isDelimiter());
            }
        }

        return StringBuilder.toString();
    }


    /**