checkshouldgetservlet.java

该源代码实现了系统的进货

package servlet;

import java.io.IOException;
import java.util.Collection;

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

import operation.ShouldGetCheckOper;

public class CheckShouldGetServlet extends HttpServlet
{

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

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy()
	{
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * 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
	{

		doPost(request,response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * 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("GB2312");
		response.setContentType("text/html;charset=gb2312");
		String saleID = request.getParameter("saleID");
		System.out.println(saleID);
		ShouldGetCheckOper sgco = new ShouldGetCheckOper();
		Collection ret = sgco.getShouldGetList(saleID);
		request.setAttribute("ret", ret);//将ret对象设为request的属性，名称也为ret
		RequestDispatcher requestDispatcher = request.getRequestDispatcher("/shouldget.jsp");
		requestDispatcher.forward(request, response);//实现页面的跳转，跳转到ShwoSale.jsp页面
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occure
	 */
	public void init() throws ServletException
	{
		// Put your code here
	}

}