br.ufpa.psi.comportamente.labgame.seguranca.MySimpleUrlAuthenticationSuccessHandler.java Source code

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Here is the source code for br.ufpa.psi.comportamente.labgame.seguranca.MySimpleUrlAuthenticationSuccessHandler.java

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/*~
M-Trix - Social Experiments Application.
Copyright (C) 2015-2016 The M-Trix authors.
    
You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
~*/
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 * and open the template in the editor.
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package br.ufpa.psi.comportamente.labgame.seguranca;

import java.io.IOException;
import java.util.Collection;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.web.DefaultRedirectStrategy;
import org.springframework.security.web.RedirectStrategy;
import org.springframework.security.web.WebAttributes;
import org.springframework.security.web.authentication.AuthenticationSuccessHandler;

/**
 *
 * @author Weslley
 */
public class MySimpleUrlAuthenticationSuccessHandler implements AuthenticationSuccessHandler {

    protected Log logger = LogFactory.getLog(this.getClass());

    private RedirectStrategy redirectStrategy = new DefaultRedirectStrategy();

    @Override
    public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response,
            Authentication authentication) throws IOException {
        handle(request, response, authentication);
        clearAuthenticationAttributes(request);
    }

    protected void handle(HttpServletRequest request, HttpServletResponse response, Authentication authentication)
            throws IOException {
        String targetUrl = determineTargetUrl(authentication);

        if (response.isCommitted()) {
            logger.debug("Response has already been committed. Unable to redirect to " + targetUrl);
            return;
        }

        redirectStrategy.sendRedirect(request, response, targetUrl);
    }

    /**
     * Builds the target URL according to the logic defined in the main class
     * Javadoc.
     *
     * @param authentication
     * @return
     */
    protected String determineTargetUrl(Authentication authentication) {
        boolean isJogador = false;
        boolean isPesquisador = false;
        Collection<? extends GrantedAuthority> authorities = authentication.getAuthorities();
        OUTER: for (GrantedAuthority grantedAuthority : authorities) {
            switch (grantedAuthority.getAuthority()) {
            case "ROLE_JOGADOR":
                isJogador = true;
                break OUTER;
            case "ROLE_PESQUISADOR":
                isPesquisador = true;
                break OUTER;
            }
        }

        if (isJogador) {
            return "/paginas/publico/jogador.jsf";
        } else if (isPesquisador) {
            return "/paginas/pesquisador/pesquisador.jsf";
        } else {
            throw new IllegalStateException();
        }
    }

    protected void clearAuthenticationAttributes(HttpServletRequest request) {
        HttpSession session = request.getSession(false);
        if (session == null) {
            return;
        }
        session.removeAttribute(WebAttributes.AUTHENTICATION_EXCEPTION);
    }

    public void setRedirectStrategy(RedirectStrategy redirectStrategy) {
        this.redirectStrategy = redirectStrategy;
    }

    protected RedirectStrategy getRedirectStrategy() {
        return redirectStrategy;
    }
}