addcar.java

来自「可以让初学者有一个感性的认识」· Java 代码 · 共 39 行

JAVA
39
字号
import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class Addcar extends HttpServlet
{
	public void init(ServletConfig config) throws ServletException
	{
		super.init(config);
	}


	public void doPost(HttpServletRequest request,HttpServletResponse response) throws IOException,ServletException
	{
		PrintWriter out=response.getWriter();
		response.setContentType("text/html;charset=GB2312");
		out.println("<HTML><BODY>");
		HttpSession session=request.getSession(true);
		String item=request.getParameter("item"), mount=request.getParameter("mount"), unit=request.getParameter("unit");
		String str="Name:"+item+" Mount:"+mount+" Unit"+unit;
		session.setAttribute(item,str);
		out.println("goods in your car:");
		Enumeration enum=session.getAttributeNames();
		while(enum.hasMoreElements())
		{
			String name=(String)enum.nextElement();
			out.print("<BR>"+(String)session.getAttribute(name));
		}
		out.println("</BODY></HTML>");
	}

	public void doGet(HttpServletRequest request,HttpServletResponse response) throws IOException,ServletException
	{
		doPost(request,response);
	}

}

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