?? signonfilter.java
字號:
package com.webshop.filter;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.*;
import com.webshop.domain.*;
import com.webshop.forms.*;
/**
* @version 1.0
* @author
*/
public class SignonFilter implements Filter {
String LOGIN_PAGE="/account/login.jsp";
String ERROR_PAGE="/include/error.jsp";
/**
* @see javax.servlet.Filter#void ()
*/
public void destroy() {
}
/**
* @see javax.servlet.Filter#void (javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)
*/
public void doFilter(
ServletRequest req,
ServletResponse resp,
FilterChain chain)
throws ServletException, IOException {
HttpServletRequest request = (HttpServletRequest)req;
HttpServletResponse response = (HttpServletResponse)resp;
AccountForm acctForm = (AccountForm) request.getSession().getAttribute("accountForm");
CartForm cartForm = (CartForm) request.getSession().getAttribute("cartForm");
if (acctForm == null || acctForm.getAccount() == null) {
request.setAttribute("targetPage",request.getRequestURI());
response.sendRedirect(LOGIN_PAGE);
}
else
{
chain.doFilter(req, resp);
}
}
/**
* Method init.
* @param config
* @throws javax.servlet.ServletException
*/
public void init(FilterConfig config) throws ServletException {
}
}
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