为什么不执行doget
package com.michael.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import javax.servlet.*;
import javax.servlet.http.*;
public class ServletBasic extends HttpServlet {
// private static final String CONTENT_TYPE = "text/html; charset=GBK";
/* public void init(ServletConfig config) throws ServletException {
super.init(config);
}
*/
public ServletBasic() {
super();
System.out.println("----ServletBasic-----");
}
public void destroy() {
super.destroy();
System.out.println("----destroy-----");
}
public void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException,
IOException {
// System.out.println("----doget-----");
String username = request.getParameter("username");
String password = request.getParameter("password");
System.out.println("username=" + username);
if (username != null && username.equals("redking")) {
request.getRequestDispatcher("/successful.html").forward(request,
response);
} else {
request.getRequestDispatcher("/failure.html").forward(request,
response);
}
/* System.out.println("----doget-----");
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>A Servlet</title></head>");
out.println("<body>");
out.println(" this is");
out.println(this.getClass());
out.println(",using the GET method");
out.println("<p>The servlet has received a GET. This is the reply.</p>");
out.println("<p>welcom to amaker!.</p>");
out.println("</body></html>");
out.close();*/
}
public void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException,
IOException {
System.out.println("----dopost-----");
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>A Servlet</title></head>");
out.println("<body>");
out.println(" this is");
out.println(this.getClass());
out.println(",using the POST method");
out.println("<p>The servlet has received a POST. This is the reply.</p>");
out.println("</body></html>");
out.close();
}
public void init() throws ServletException {
//第一种方法
/*
String driver = this.getServletContext().getInitParameter("driver");
String url = this.getServletContext().getInitParameter("url");
System.out.println(driver);
System.out.println(url);
System.out.println("----init-----");
*/
//第二种方法
/* Enumeration enu = this.getServletContext().getInitParameterNames();
while(enu.hasMoreElements()){
String name = (String)enu.nextElement();
String value = this.getServletContext().getInitParameter(name);
System.out.println(name+":"+value);
}*/
String username = this.getInitParameter("username");
String password = this.getInitParameter("password");
System.out.println(username);
System.out.println(password);
System.out.println("-----init-------");
}
/*
@override
protected void service(HttpServletRequest arg0,
HttpServletResponse arg1) throws ServletException,
IOException {
System.out.println("----service-----");
}*/
}
[解决办法]
不执行doGet执行了doPost？
那你看看你表单提交的时候是不是将method=post
