105 lines
2.4 KiB
Java
105 lines
2.4 KiB
Java
package org.thdl.lex;
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import java.io.IOException;
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import javax.servlet.Filter;
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import javax.servlet.FilterChain;
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import javax.servlet.FilterConfig;
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import javax.servlet.ServletException;
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import javax.servlet.ServletRequest;
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import javax.servlet.ServletResponse;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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/**
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* Description of the Class
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*
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* @author travis
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* @created October 9, 2003
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*/
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public class GuestFilter implements Filter {
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//attributes
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private String loginPage;
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private UserSessionManager sessionMgr;
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//accessors
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/**
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* Sets the loginPage attribute of the GuestFilter object
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*
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* @param loginPage
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* The new loginPage value
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*/
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public void setLoginPage(String loginPage) {
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this.loginPage = loginPage;
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}
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/**
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* Gets the loginPage attribute of the GuestFilter object
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*
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* @return The loginPage value
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*/
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public String getLoginPage() {
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return loginPage;
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}
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//contract methods
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/**
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* Description of the Method
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*
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* @param config
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* Description of the Parameter
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* @exception ServletException
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* Description of the Exception
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*/
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public void init(FilterConfig config) throws ServletException {
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}
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/**
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* Description of the Method
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*
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* @param request
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* Description of the Parameter
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* @param response
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* Description of the Parameter
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* @param chain
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* Description of the Parameter
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* @exception IOException
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* Description of the Exception
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* @exception ServletException
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* Description of the Exception
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*/
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public void doFilter(ServletRequest request, ServletResponse response,
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FilterChain chain) throws IOException, ServletException {
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if (request instanceof HttpServletRequest
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&& response instanceof HttpServletResponse) {
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HttpServletRequest req = (HttpServletRequest) request;
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Visit visit = UserSessionManager.getInstance().getVisit(
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req.getSession(true));
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LexUser user = visit.getUser();
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if (null == user) {
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try {
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user = new LexUser();
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} catch (Exception e) {
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throw new ServletException(e);
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}
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user.setRoles("guest");
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visit.setUser(user);
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visit.setDisplayMode("full");
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}
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chain.doFilter(request, response);
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} else {
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throw new ServletException(
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"Filter only applicable to HTTP and HTTPS requests");
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}
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}
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/**
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* Description of the Method
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*/
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public void destroy() {
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}
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//helper methods
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}
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