loginaction.java

来自「主要是对EJB的提供的组件功能进行了介绍。还包括了案例~ 里面提供EJB pp」· Java 代码 · 共 40 行

package com.javapro.struts;

import java.io.IOException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;


public final class LoginAction extends Action {
  public ActionForward execute(ActionMapping mapping,
    ActionForm form, HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException {

    String userName = ((LoginForm) form).getUserName();
    String password = ((LoginForm) form).getPassword();

    if (userName!=null && password!=null && 
      userName.equals("john") && password.equals("123")) {
      HttpSession session = request.getSession();
      session.setAttribute("loggedIn", "1");
      return mapping.findForward("success");
    }
    else {
	ActionErrors errors = new ActionErrors();
      errors.add(ActionErrors.GLOBAL_ERROR, 
        new ActionError("error.login.failed"));
      saveErrors(request, errors);
      return (new ActionForward(mapping.getInput()));
    }
  }
}