getphotos.java

jsp + servlete + jdbc开的管理系统

package hbu.david.cmc.servlet;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import sun.rmi.server.Dispatcher;

import hbu.david.cmc.bean.*;
import hbu.david.cmc.work.*;
import hbu.david.cmc.util.*;


/**
 * Servlet implementation class for Servlet: GetPhotos
 *
 */
 public class GetPhotos extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
   static final long serialVersionUID = 1L;
   
    /* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public GetPhotos() {
		super();
	}

	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp)
			throws ServletException, IOException {
		// TODO Auto-generated method stub
		doPost(req, resp);
	}

	@Override
	protected void doPost(HttpServletRequest req, HttpServletResponse resp)
			throws ServletException, IOException {
		// TODO Auto-generated method stub
		int categoryId=ParseRequest.parseInt(req, "categoryId", 0);
		/////////////////////////////////////////////////////////、
		//临时去20条
		List<Photo> photoList=PhotoBean.getPhotos(0, 20,categoryId,0);
		req.setAttribute("photoList", photoList);
		RequestDispatcher requestDispatcher=req.getRequestDispatcher("photoListToAll.jsp");
		requestDispatcher.forward(req, resp);
	}   	 	  	  	    
}