public static StringBuilder getSpecialText()

in velocity-engine-core/src/main/java/org/apache/velocity/runtime/parser/node/NodeUtils.java [47:123]
52 lines of code
12 McCabe index (conditional complexity)

    public static StringBuilder getSpecialText(Parser parser, Token t)
    {
        StringBuilder sb = new StringBuilder();

        Token tmp_t = t.specialToken;

        while (tmp_t.specialToken != null)
        {
            tmp_t = tmp_t.specialToken;
        }

        while (tmp_t != null)
        {
            String st = tmp_t.image;

            for(int i = 0, is = st.length(); i < is; i++)
            {
                char c = st.charAt(i);

                if ( c == parser.hash() || c == parser.dollar() )
                {
                    sb.append( c );
                }

                /*
                 *  more dreaded MORE hack :)
                 *
                 *  looking for ("\\")*"$" sequences
                 */

                if ( c == '\\')
                {
                    boolean ok = true;
                    boolean term = false;

                    int j = i;
                    for( ok = true; ok && j < is; j++)
                    {
                        char cc = st.charAt( j );

                        if (cc == '\\')
                        {
                            /*
                             *  if we see a \, keep going
                             */
                            continue;
                        }
                        else if( cc == parser.dollar() )
                        {
                            /*
                             *  a $ ends it correctly
                             */
                            term = true;
                            ok = false;
                        }
                        else
                        {
                            /*
                             *  nah...
                             */
                            ok = false;
                        }
                    }

                    if (term)
                    {
                        String foo =  st.substring( i, j );
                        sb.append( foo );
                        i = j;
                    }
                }
            }

            tmp_t = tmp_t.next;
        }
        return sb;
    }