protected StringBuilder processLine(String nextElement)
    {
		StringBuilder sb = new StringBuilder(INITIAL_STRING_SIZE);
	    for (int j = 0; j < nextElement.length(); j++) {
	        char nextChar = nextElement.charAt(j);
	        if (escapechar != NO_ESCAPE_CHARACTER && nextChar == quotechar) {
	        	sb.append(escapechar).append(nextChar);
	        } else if (escapechar != NO_ESCAPE_CHARACTER && nextChar == escapechar) {
	        	sb.append(escapechar).append(nextChar);
	        } else {
	            sb.append(nextChar);
	        }
	    }
	    
	    return sb;
    }