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package pt.estgp.estgweb.web.filters;
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package pt.estgp.estgweb.web.filters;
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import org.apache.log4j.Logger;
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import org.apache.log4j.Logger;
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import pt.estgp.estgweb.utils.Globals;
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import pt.estgp.estgweb.domain.UserSessionImpl;
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import pt.estgp.estgweb.domain.UserSessionImpl;
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import pt.estgp.estgweb.web.UserSessionProxy;
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import javax.servlet.*;
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import javax.servlet.*;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.io.IOException;
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    {
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    {
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        HttpServletRequest hrequest = (HttpServletRequest) request;
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        HttpServletRequest hrequest = (HttpServletRequest) request;
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        if(((HttpServletRequest)request).getServletPath().indexOf("errorNoCookies.do")>=0 || !hrequest.isRequestedSessionIdFromCookie())
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        if(((HttpServletRequest)request).getServletPath().indexOf("errorNoCookies.do")>=0 || !hrequest.isRequestedSessionIdFromCookie())
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            chain.doFilter(request,response);
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            chain.doFilter(request,response);
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        UserSessionImpl userSession = (UserSessionImpl) request.getAttribute(Globals.USER_SESSION_KEY);
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        UserSessionImpl userSession = (UserSessionImpl) UserSessionProxy.loadUserSessionFromRequest(hrequest);
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        if(userSession != null && userSession.getUser() != null)
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        if(userSession != null && userSession.getUser() != null)
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            chain.doFilter(request,response);
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            chain.doFilter(request,response);
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        else if(userSession == null)
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        else if(userSession == null)
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        {
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        {