?? loginaction.java
字號:
package cn.com.shoppingonline;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.DynaActionForm;
public final class LoginAction extends Action{
public ActionForward execute(
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response) throws Exception {
DynaActionForm loginForm = (DynaActionForm) form;
String name = (String)loginForm.get("user_name");
String psw = (String)loginForm.get("user_pass");
Member member=new DbOperate().getMember(name);
ActionMessages errors = new ActionMessages();
if (member==null){ //用戶名錯誤
errors.add(ActionMessages.GLOBAL_MESSAGE,
new ActionMessage("errors.loginFail"));
if (!errors.isEmpty()) {
saveErrors(request, errors);
}
return mapping.findForward("toWrong");
}
else{
String dbPassword = member.getPassword();
if (dbPassword == null || !dbPassword.equals(psw)) { //口令錯誤
errors.add(ActionMessages.GLOBAL_MESSAGE,
new ActionMessage("errors.loginFail"));
if (!errors.isEmpty()) {
saveErrors(request, errors);
}
return mapping.findForward("toWrong");
}
else{
HttpSession session = request.getSession();
session.setAttribute(Constants.LOGIN_USER_KEY,member);
return (mapping.findForward("toSuccess"));//登陸成功
}
}
}
}
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