src/kame.chap02/NowServlet.java 

package kame.chap02;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Date;

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

public class NowServlet extends HttpServlet {
    
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    		throws ServletException,IOException{

        response.setContentType("text/html; charset=euc-kr");

        Date now= new Date();
        
        PrintWriter writer = response.getWriter();
        writer.println("<html>");
        writer.println("<head><title>현재시간</title></head>");
        writer.println("<body>");
        writer.println("현재시간:");
        writer.println(now.toString());
        writer.println("</body>");
        writer.println("</html>");
        
        writer.close();
    }
}


WEB-INF/web.xml 

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" 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">
  <display-name>servletMain</display-name>
  
  <servlet>
      <servlet-name>now</servlet-name>
      <servlet-class>kame.chap02.NowServlet</servlet-class>
  </servlet>

  <servlet-mapping>
  <servlet-name>now</servlet-name>
  <url-pattern>/now</url-pattern>
  </servlet-mapping>

  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>

</web-app>






Mapping








WEB-INF/web.xml
    <servlet>
        <servlet-name>HelloServlet</servlet-name>
        <servlet-class>com.base.HelloServlet</servlet-class>
    </servlet>

    <servlet-mapping>
        <servlet-name>HelloServlet</servlet-name>
        <url-pattern>/HelloServlet</url-pattern>
    </servlet-mapping>

src/com.base/HelloServlet.java 
package com.base;

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;

public class HelloServlet extends HttpServlet {

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

        response.setContentType("text/html; charset=utf-8");

        try{
            PrintWriter out =response.getWriter();
            out.println("<html>");
            out.println("<head><title>Hello Servlet</title></head>");
            out.println("<body>");
            out.println("처음 시작하는 Servlet");
            out.println("</body>");
            out.println("</html>");
            out.close();
        }catch(Exception e){
            e.printStackTrace();
        }        
    }
}




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