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Direct, no nonsense!!!
First: First, in the Eclipse Package Explorer, the right mouse button, select the "new"/servlet command in the popup shortcut menu, enter the package and class name of the new servlet in the popup dialog box, and click Next.
I choose Default, Next
Still default, Next
Note that when creating a Web project, it is important to note that, for example, select the On-XML button, because the servlet needs to configure Web. XML for this file, Web. xml under Web-inf this file
The second arrow has a square bracket in front of it, so you can automatically create the Web. xml file by ticking it.
1 package Com.ningmeng; 2 3 Import java.io.IOException; 4 Import Java.io.PrintWriter; 5 6 Import Javax.servlet.ServletException; 7 Import Javax.servlet.annotation.WebServlet; 8 Import Javax.servlet.http.HttpServlet; 9 Import javax.servlet.http.httpservletrequest;10 Import javax.servlet.http.httpservletresponse;11/**13 * servlet Implementation class FirstServlet14 */15 @WebServlet ("/firstservlet") public class Firstservlet extends HttpServlet {1 7 private static final long Serialversionuid = 1l;18/**20 * @see Httpservlet#httpservlet () 21 */22 public Firstservlet () {27 super (); +//TODO auto-generated constructor stub25}26 (/**) * @see Httpservlet#doget (httpservletrequest request, httpservletresponse response) */30 protected void Doget (HttpServletRequest request, httpservletresponse response) throws Servletexception, IOException {//TODO A Uto-generated Method Stub32 Response.setconteNttype ("text/html"); Response.setcharacterencoding ("GBK"); PrintWriter out=response.getwriter (); 35 Out.print ("<HTML>"); Out.println (" 1 <?xml version= "1.0" encoding= "UTF-8"?> 2 <web-app xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance" xmlns= "Http://java.sun.com/xml/ns/javaee" xsi:schemalocation= "Http://java.sun.com/xml/ns/javaee/http Java.sun.com/xml/ns/javaee/web-app_3_0.xsd "id=" webapp_id "version=" 3.0 "> 3 <display-name>web02</ Display-name> 4 <welcome-file-list> 5 <welcome-file>index.html</welcome-file> 6 <welcome -file>index.htm</welcome-file> 7 <welcome-file>index.jsp</welcome-file> 8 <welcome-file> ;d efault.html</welcome-file> 9 <welcome-file>default.htm</welcome-file>10 <welcome-file>d Efault.jsp</welcome-file>11 </welcome-file-list>12 <servlet>13 <!--declaring a Servlet object-->14 <servlet-name>firstservlet</servlet-name>15 <!--The previous sentence specifies the name of the Servlet object-->16 <servlet-cl Ass>com.ningmeng.firstservlet</servlet-class>17 <!--The previous sentence specifies the full location of the Servlet object, including the package name and class name-->18 </servlet>19 <servlet-mapping>20 <!--mapping servlet- ->21 <servlet-name>firstservlet</servlet-name>22 <!--<servlet-name> with top <Servlet> label Signed <servlet-name> elements should not be named-->23 <url-pattern>/firsetservlet</url-pattern>24 <!-- The previous sentence is used to map access URLs-->25 </servlet-mapping>26 </web-app>
Run the effect as shown
servlet development techniques, creation, and configuration of servlet, Web. XML configuration
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