📄 threeparams.java
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package eg.cha4;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import util.ServletUtilities;
/**
* 演示get方式
* 使用诸如 http://127.0.0.1:8080/eg-servlet/ThreeParams?param1=2¶m2=ji 格式的url
* @author Bily
*
* keys:
* 1)request.getParameter("param1");
* 2)response.setContentType("text/html;charset=utf-8");
*/
public class ThreeParams extends HttpServlet {
private static final long serialVersionUID = 1L;
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=utf-8");
PrintWriter out = response.getWriter();
String title = "读取三个请求参数";
out.println(ServletUtilities.headWithTitle(title) + "<BODY>\n" + "<H1 ALIGN=CENTER>"
+ title + "</H1>\n" + "<UL>\n" + " <LI>param1: " + request.getParameter("param1")
+ "\n" + " <LI>param2: " + request.getParameter("param2") + "\n" + " <LI>param3: "
+ request.getParameter("param3") + "\n" + "</UL>\n" + "</BODY></HTML>");
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
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