import?java.io.IOException;
import?java.io.PrintWriter;
import?java.util.HashMap;
import?java.util.Vector;

import?javax.servlet.RequestDispatcher;
import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;

import?com.DAO.AlbumDAO;
import?com.DAO.DAO;
import?com.DAO.PhotoDAO;
import?com.DAO.UserDAO;
import?com.bean.AlbumInfo;

public?class?AlbumServlet?extends?HttpServlet?{

	/**
	?*?Constructor?of?the?object.
	?*/
	public?AlbumServlet（）?{
		super（）;
	}

	/**
	?*?Destruction?of?the?servlet.?

	?*/
	public?void?destroy（）?{
		super.destroy（）;?//?Just?puts?“destroy“?string?in?log
		//?Put?your?code?here
	}

	/**
	?*?The?doGet?method?of?the?servlet.?

	?*?
	?*?This?method?is?called?when?a?form?has?its?tag?value?method?equals?to?get.
	?*?
	?*?@param?request
	?*????????????the?request?send?by?the?client?to?the?server
	?*?@param?response
	?*????????????the?response?send?by?the?server?to?the?client
	?*?@throws?ServletException
	?*?????????????if?an?error?occurred
	?*?@throws?IOException
	?*?????????????if?an?error?occurred
	?*/
	public?void?doGet（HttpServletRequest?request?HttpServletResponse?response）
			throws?ServletException?IOException?{

		this.doPost（request?response）;
	}

	/**
	?*?The?doPost?method?of?the?servlet.?

	?*?
	?*?This?method?is?called?when?a?form?has?its?tag?value?method?equals?to
	?*?post.
	?*?
	?*?@param?request
	?*????????????the?request?send?by?the?client?to?the?server
	?*?@param?response
	?*????????????the?response?send?by?the?server?to?the?client
	?*?@throws?ServletException
	?*?????????????if?an?error?occurred
	?*?@throws?IOException
	?*?????????????if?an?error?occurred
	?*/
	public?void?doPost（HttpServletRequest?request?HttpServletResponse?response）
			throws?ServletException?IOException?{

		request.setCharacterEncoding（“GBK“）;
		response.setCharacterEncoding（“GBK“）;
		
//		PrintWriter?out?=?response.getWriter（）;
		HttpSession?session?=?request.getSession（）;
		if?（session?==?null）?{
			return;
		}
		String?cmd?=?request.getParameter（“cmd“）.trim（）;
		
		if（cmd.equals（“viewAlbums“））{
			String?viewusername=（String）request.getParameter（“userName“）.trim（）;
			viewusername=new?String（viewusername.getBytes（“ISO-8859-1“）“GBK“）;
			String?username=（String）session.getAttribute（“userName“）;
			if（（username!=null）&&username.equals（viewusername））{
				//相冊的主人
				request.setAttribute（“isHost“?“true“）;
			}?else{
				//未登錄用戶//登錄未主人用戶
				String?viewuserid=UserDAO.getUserId（viewusername）;
//				System.out.println（“AlbumServlet_viewAlbums_userid:“+viewuserid+“??viewusername:“+viewusername+“??username:“+username）;
				Vector?vecUserAlbumInfo=AlbumDAO.getUserAlbumInfo（viewuserid）;
				request.setAttribute（“vecUserAlbumInfo“?vecUserAlbumInfo）;
			}
			this.forward（request?response