public int doEndTag()

in jspwiki-main/src/main/java/org/apache/wiki/tags/CookieTag.java [219:294]
71 lines of code
11 McCabe index (conditional complexity)

    public int doEndTag()
    {
        String out = null;
        final Cookie cookie = findCookie( m_name );
        boolean changed = false;

        if( m_value != null )
        {
            if( m_item != null )
            {
                setItemValue( cookie, m_item, m_value );
            }
            else
            {
                cookie.setValue( m_value );
            }
            changed = true;
        }
        else
        {
            if( m_item != null )
            {
                out = getItemValue( cookie, m_item );
            }
            else
            {
                out = cookie.getValue();
            }
        }

        if( out != null )
        {
            if( m_var != null )
            {
                final int scope = getScope( m_scope );
                pageContext.setAttribute( m_var, out,  scope );
            }
            else
            {
                try
                {
                    pageContext.getOut().print( out );
                }
                catch( final IOException ioe )
                {
                    LOG.warn( "Failed to write to JSP page: " + ioe.getMessage(), ioe );
                }
            }
        }

        Cookie cleared = null;
        if( m_clear != null )
        {
            cleared = findCookie( m_clear );
            if( m_item != null )
            {
                setItemValue( cookie, m_item, null );
            }
            else
            {
                cleared.setValue( null );
            }
        }

        final HttpServletResponse res = (HttpServletResponse)pageContext.getResponse();
        if( changed )
        {
            res.addCookie( cookie );
        }
        if( cleared != null )
        {
            res.addCookie( cleared );
        }

        return EVAL_PAGE;
    }