signinhandler.java

《Java网络程序设计.rar》包括三个网络程序的源代码。

/*
 */

package org.impact.stars.control.web.handlers;

import java.util.HashMap;
import java.util.ArrayList;
import java.util.Locale;
import java.util.Enumeration;
import javax.servlet.http.HttpSession;

import org.impact.stars.util.WebKeys;
import org.impact.stars.util.JSPUtil;
import org.impact.stars.control.event.StarsEvent;
import org.impact.stars.control.event.SigninEvent;
import javax.servlet.http.HttpServletRequest;
import org.impact.stars.util.Debug;
import org.impact.stars.control.web.ModelManager;
import org.impact.stars.control.web.UserWebImpl;
import org.impact.stars.control.exceptions.StarsEventException;

/**
 * SigninHandler
 *
*/
public class SigninHandler extends RequestHandlerSupport {

    public StarsEvent processRequest(HttpServletRequest request) throws StarsEventException{
        Debug.println("Signin Handler: processRequest()");
        Locale currentLocale = JSPUtil.getLocale(request.getSession());
        String userName =  request.getParameter("j_username");
        //if (currentLocale.equals(Locale.JAPAN)) userName = JSPUtil.convertJISEncoding(userName);
        String password =  request.getParameter("j_password");
        //if (currentLocale.equals(Locale.JAPAN)) password = JSPUtil.convertJISEncoding(password);
        String targetScreen =  request.getParameter("target_screen");
        // set the userId in the UserWebImpl
        ModelManager mm = (ModelManager)request.getSession().getAttribute(WebKeys.ModelManagerKey);
        UserWebImpl User = mm.getUserWebImpl();
        User.setUserId(userName);
        return new SigninEvent(userName, password);
    }

    public void doEnd(HttpServletRequest request) {
        ModelManager mm = (ModelManager)request.getSession().getAttribute(WebKeys.ModelManagerKey);
        if (request.getSession().getAttribute("language") == null) {
                    // get the language here
                    String language = mm.getProfileMgrModel().getExplicitInformation().getLangPref();
                    Debug.println("RequestProcessor: settting language to : " + language);
                    // set the locale here
                    Locale locale = JSPUtil.getLocaleFromLanguage(language);
                    request.getSession().setAttribute(WebKeys.LanguageKey, locale);
                    Debug.println("Account Handler set language to: " + language);
                } else {
                    Debug.println("RequestProcessor: language has already been set");
                }
        }

}