자바 과정 11회차/spring mvc1 게시판

0919 오전 수업 AjaxSample

y2on 2019. 1. 4. 03:23






아작스 샘플. pom : jar 파일 셋팅


index  > web.xml > hello controlloer > hello





index.jsp

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<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
 
 
<%
 
response.sendRedirect("hello.do");
%>
</body>
</html>
cs


web.xml

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<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1">
  <display-name>sprSample0917_1</display-name>
  <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>
  
  
  <servlet>
      <servlet-name>dispatcherServlet</servlet-name>
      <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
      
      <init-param>
          <param-name>contextConfigLocation</param-name>
          <param-value> 
                      /WEB-INF/spring/servletContext.xml</param-value>   <!-- /WEB-INF/spring/servletContext.xml 으로 이동하기 -->
      </init-param>
      <load-on-startup>1</load-on-startup>      
  </servlet>
  
 
      
 
  
  <!-- cotroller 형식 등록 --> <!-- 서블릿 클래스 등록 -->
  <servlet-mapping>
      <servlet-name>dispatcherServlet</servlet-name>
      <!-- <url-pattern>/</url-pattern>    *.do :   무조건  찾아 가세요 컨트롤러로  *뒤에 do가 붙은  곳을 찾아 -->
         <url-pattern>*.do</url-pattern>
  </servlet-mapping>
  
 
  
  <!-- set encoding to korean -->
  <filter>
      <filter-name>encodingFilter</filter-name>
      <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
  
      <init-param>
          <param-name>encoding</param-name>
          <param-value>UTF-8</param-value>
      </init-param>
      
      <init-param>
          <param-name>forceEncoding</param-name>
          <param-value>true</param-value>
      </init-param>
      
      
  </filter>
  
  <filter-mapping>
      <filter-name>encodingFilter</filter-name>
      <url-pattern>/*</url-pattern>
  </filter-mapping>
  
</web-app>
cs


HelloController .java

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package kh.com.a;
 
import java.util.Date;
 
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
 
@Controller
public class HelloController {
    
    private static final Logger logger = LoggerFactory.getLogger(HelloController.class);
    
    //1 
    @RequestMapping(value="hello" , method=RequestMethod.GET)
    public String hello(Model model) {
        
        logger.info("HelloController hello" + new Date());
        
        return "hello";
    }
}
cs



18행 value값을 hello.do 로 해야하지만  hello로 적어보아도 실행이 되었다 




hello.jsp

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<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
 
<h3>여기는 헬로.jsp </h3>
</body>
</html>
cs