Spring3.0 View error filedown

기본 세팅 프로젝트 파일

새 폴더.vol1.egg

새 폴더.vol2.egg

=================================이론=====================================
P309
뷰 영역 구현
P260
에러코드의 출력

P361
파일다운로드처리

p373~378
국제화처리

p362~367
엑셀,pdf 파일다운로드



===============================프로젝트===================================
chap07
src
    madvirus.spring.chap07.controller
           AuthenticationException *1 - 로그인 테스트 뷰영역 구현 에러코드출력
           Authenticator *1
           DownloadController *2 - 파일다운로드
           LocaleChangeController *3 - p376 Locale resolver
           LoginCommandValidator *1
           LoginCommnad *1
           LoginController *1
           MockAuthenticator *1
           PageRank *4 - 엑셀파일
           PageRanksController *4 - 엑셀파일 다운로드
           PageReportController *4 - pdf파일
    madvirus.spring.chap07.view
           DownloadView *2
           PageRanksView *4 - 엑셀파일
           PageReportView *4 - pdf파일

     messages
           label_en.properties *1
           label.properties *1
           validation_en.properties *1
           validation.properties *1

WebContent
      viewjsp
           loginForm.jsp *1
           loginSuccess.jsp *1

      dispatcherInternal-servlet.xml *1
      dispatcherNonHtml-servlet.xml *2
      web.xml

index.jsp
=================================코드=====================================
chap07
src
    madvirus.spring.chap07.controller
           AuthenticationException *1 - 로그인 테스트 뷰영역 구현 에러코드출력

package madvirus.spring.chap07.controller;

public class AuthenticationException extends RuntimeException {

    private static final long serialVersionUID = 1L;

    public AuthenticationException(String message) {
        super(message);
    }
}

           Authenticator *1

package madvirus.spring.chap07.controller;

public interface Authenticator {
    void authenticate(String id,String password);
}

           DownloadController *2 - 파일다운로드

package madvirus.spring.chap07.controller;

import java.io.File;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.servlet.ModelAndView;
    
@Controller
public class DownloadController implements ApplicationContextAware {

    private WebApplicationContext context = null;
   
    @RequestMapping("/file")
    public ModelAndView download() throws Exception {
        File downloadFile = getFile();
        return new ModelAndView("download","downloadFile",downloadFile);
    }
   
    private File getFile(){
        String path = context.getServletContext().getRealPath("/WEB-INF/설명.txt");
        return new File(path);
    }
   
    public void setApplicationContext(ApplicationContext applicationContext)throws BeansException {
        this.context = (WebApplicationContext)applicationContext;
    }
}

           LocaleChangeController *3 - p376 Locale resolver

package madvirus.spring.chap07.controller;

import java.util.Locale;

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

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.LocaleResolver;

@Controller
public class LocaleChangeController {

    private LocaleResolver localeResolver;

    @RequestMapping("/changLanguage")
    public String change(@RequestParam("lang")String language,HttpServletRequest request, HttpServletResponse response){
        Locale locale = new Locale(language);
        localeResolver.setLocale(request, response, locale);
        return "redirect:/index.jsp";
    }           
    public void setLocaleResolver(LocaleResolver localeResolver){
        this.localeResolver = localeResolver;
    }
}

           LoginCommandValidator *1

package madvirus.spring.chap07.controller;

import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;
import org.springframework.validation.Validator;

public class LoginCommandValidator implements Validator {

    public void validate(Object target, Errors errors) {
        //비어있거나 공백이있으면 돌려보냄
        ValidationUtils.rejectIfEmptyOrWhitespace(errors, "id", "required");
        ValidationUtils.rejectIfEmptyOrWhitespace(errors, "password", "required");
        ValidationUtils.rejectIfEmptyOrWhitespace(errors, "loginType", "required");
    }

    public boolean supports(Class<?> clazz) {
        return LoginCommnad.class.isAssignableFrom(clazz);
    }   
}

           LoginCommnad *1

package madvirus.spring.chap07.controller;

public class LoginCommnad {
   
    private String id;
    private String password;
    private String loginType;
   
    public String getId() {
        return id;
    }
    public void setId(String id) {
        this.id = id;
    }
    public String getPassword() {
        return password;
    }
    public void setPassword(String password) {
        this.password = password;
    }
    public String getLoginType() {
        return loginType;
    }
    public void setLoginType(String loginType) {
        this.loginType = loginType;
    }
}

           LoginController *1

package madvirus.spring.chap07.controller;

import java.util.ArrayList;
import java.util.List;

import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

   /*//web.xml 에서 
  <servlet-mapping>
    <servlet-name>dispatcherInternal</servlet-name>
    <url-pattern>/jsp/*</url-pattern>
  </servlet-mapping>  => /jsp/login/login.do */
@Controller  
@RequestMapping("/login/login.do")
public class LoginController {

    private Authenticator authenticator;

    @ModelAttribute("login")
    public LoginCommnad formBacking(){
        return new LoginCommnad();
    }

    @RequestMapping(method = RequestMethod.GET)
    public String form(){
        return "loginForm";
    }

    @RequestMapping(method = RequestMethod.POST)
    public String submit(@ModelAttribute("login") LoginCommnad loginCommand,BindingResult result){
        new LoginCommandValidator().validate(loginCommand, result);

        if(result.hasErrors()){
            return "loginForm";
        }
        try{
            authenticator.authenticate(loginCommand.getId(), loginCommand.getPassword());

            return "loginSuccess";
        }catch (AuthenticationException ex){                    //null : loginCommand.getId() 가 null이면 default 값
            result.reject("invalidIdOrPassword", new Object[] {loginCommand.getId()},null);
            return "loginForm";
        }
    }

    @ModelAttribute("loginTypes")
    protected List<String> referenceData() throws Exception {
        List<String> loginTypes = new ArrayList<String>();
        loginTypes.add("일반회원");
        loginTypes.add("기업회원");
        loginTypes.add("헤드헌터회원");
        return loginTypes;
    }
   
    public void setAuthenticator(Authenticator authenticator){
        this.authenticator = authenticator;
    }
}

           MockAuthenticator *1

package madvirus.spring.chap07.controller;

public class MockAuthenticator implements Authenticator{

    public void authenticate(String id, String password) {
        if(!id.equals("madvirus")){
            throw new AuthenticationException("invalid id"+ id);
        }       
    }
}

           PageRank *4 - 엑셀파일

package madvirus.spring.chap07.controller;

public class PageRank {
 
    private int rank;
    private String page;
   
    public PageRank() {
    }
   
    public PageRank(int rank, String page) {
        super();
        this.rank = rank;
        this.page = page;
    }
   
    public int getRank() {
        return rank;
    }
    public String getPage() {
        return page;
    }   
}

           PageRanksController *4 - 엑셀파일 다운로드

package madvirus.spring.chap07.controller;

import java.util.ArrayList;
import java.util.List;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;

@Controller
public class PageRanksController {

    @RequestMapping("/pageRanks")
    public ModelAndView handleRequestInternal(){
       
        List<PageRank> pageRanks = new ArrayList<PageRank>();
       
        pageRanks.add(new PageRank(1, "/bbs/mir2/list"));
        pageRanks.add(new PageRank(2, "/bbs/mir3/list"));
        pageRanks.add(new PageRank(3, "/bbs/changchun2/list"));
       
        return new ModelAndView("pageRanks","pageRanks",pageRanks);
    }
}

           PageReportController *4 - pdf파일

package madvirus.spring.chap07.controller;

import java.util.ArrayList;
import java.util.List;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;

@Controller
public class PageReportController {

    @RequestMapping("/pageReport")
    public ModelAndView pdfReport(){
        List<PageRank> pageRanks = new ArrayList<PageRank>();
        pageRanks.add(new PageRank(1, "/bbs/mir2/list"));
        pageRanks.add(new PageRank(2, "/bbs/mir3/list"));
        pageRanks.add(new PageRank(3, "/bbs/changchun2/list"));
        return new ModelAndView("pageReport","pageRanks",pageRanks);
    }
}

    madvirus.spring.chap07.view
           DownloadView *2

package madvirus.spring.chap07.view;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.Map;

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

import org.springframework.util.FileCopyUtils;
import org.springframework.web.servlet.view.AbstractView;

public class DownloadView extends AbstractView {

    public DownloadView() {
        setContentType("application/download; charset=utf-8");
    }
       
    @Override
    protected void renderMergedOutputModel(Map<String, Object> model,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        File file = (File) model.get("downloadFile");

        response.setContentType(getContentType());
        response.setContentLength((int) file.length());

        String userAgent = request.getHeader("User-Agent");
        boolean ie = userAgent.indexOf("MSIE") > -1;
        String fileName = null;
        if (ie) {
            fileName = URLEncoder.encode(file.getName(), "utf-8");
        } else {
            fileName = new String(file.getName().getBytes("utf-8"),
                    "iso-8859-1");
        }
        response.setHeader("Content-Disposition", "attachment; filename=\""
                + fileName + "\";");
        response.setHeader("Content-Transfer-Encoding", "binary");
        OutputStream out = response.getOutputStream();
        FileInputStream fis = null;
        try {
            fis = new FileInputStream(file);
            FileCopyUtils.copy(fis, out);
        } finally {
            if (fis != null)
                try {
                    fis.close();
                } catch (IOException ex) {
                }
        }
        out.flush();
    }
}

           PageRanksView *4 - 엑셀파일

package madvirus.spring.chap07.view;

import java.util.List;
import java.util.Map;

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

import madvirus.spring.chap07.controller.PageRank;

import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.web.servlet.view.document.AbstractExcelView;

public class PageRanksView extends AbstractExcelView {

    //@SuppressWarnings("unchecked") : 문법에 문제가없는데 나오는 노란줄 경고 안나오게함
    @SuppressWarnings("unchecked")
    @Override
    protected void buildExcelDocument(Map<String, Object> model,
            HSSFWorkbook workbook, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        HSSFSheet sheet = createFirstSheet(workbook);
        createColumnLabel(sheet);

        List<PageRank> pageRanks = (List<PageRank>) model.get("pageRanks");
        int rowNum = 1;
        for (PageRank rank : pageRanks) {
            createPageRankRow(sheet, rank, rowNum++);
        }
    }

    private HSSFSheet createFirstSheet(HSSFWorkbook workbook) {
        HSSFSheet sheet = workbook.createSheet();
        workbook.setSheetName(0, "페이지 순위");
        sheet.setColumnWidth(1, 256 * 20);
        return sheet;
    }

    private void createColumnLabel(HSSFSheet sheet) {
        HSSFRow firstRow = sheet.createRow(0);
        HSSFCell cell = firstRow.createCell(0);
        cell.setCellValue("순위");

        cell = firstRow.createCell(1);
        cell.setCellValue("페이지");
    }

    private void createPageRankRow(HSSFSheet sheet, PageRank rank, int rowNum) {
        HSSFRow row = sheet.createRow(rowNum);
        HSSFCell cell = row.createCell(0);
        cell.setCellValue(rank.getRank());

        cell = row.createCell(1);
        cell.setCellValue(rank.getPage());

    }
}

           PageReportView *4 - pdf파일

package madvirus.spring.chap07.view;

import java.util.List;
import java.util.Map;

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

import madvirus.spring.chap07.controller.PageRank;

import org.springframework.web.servlet.view.document.AbstractPdfView;

import com.lowagie.text.Cell;
import com.lowagie.text.Document;
import com.lowagie.text.Font;
import com.lowagie.text.Paragraph;
import com.lowagie.text.Table;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfWriter;

public class PageReportView extends AbstractPdfView {

    @SuppressWarnings("unchecked")
    @Override
    protected void buildPdfDocument(Map<String, Object> model,
            Document document, PdfWriter writer, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        List<PageRank> pageRanks = (List<PageRank>) model.get("pageRanks");
        Table table = new Table(2, pageRanks.size() + 1);
        table.setPadding(5);

        BaseFont bfKorean = BaseFont.createFont(
                "c:\\windows\\fonts\\batang.ttc,0", BaseFont.IDENTITY_H,
                BaseFont.EMBEDDED);

        Font font = new Font(bfKorean);
        Cell cell = new Cell(new Paragraph("순위", font));
        cell.setHeader(true);
        table.addCell(cell);
        cell = new Cell(new Paragraph("페이지", font));
        table.addCell(cell);
        table.endHeaders();

        for (PageRank rank : pageRanks) {
            table.addCell(Integer.toString(rank.getRank()));
            table.addCell(rank.getPage());
        }
        document.add(table);
    }
}

     messages
           label_en.properties *1

login.form.title=Login Form
login.form.type=Login Type
login.form.id=ID
login.form.password=Password
login.form.submit=Login

           label.properties *1

login.form.title=로그인
login.form.type=로그인 타입
login.form.id=회원Id
login.form.password=비밀번호
login.form.submit=전송

           validation_en.properties *1

required=required
required.login.id=login id is required
required.login.password=login password is requreid
required.login.loginType=You have to select login type
invalidIdOrPassword.login=Login id and password do not match. (You provided {0})

           validation.properties *1

required=필수입니다.
required.login.id=ID는 필수입니다.
required.login.password=비밀번호는 필수입니다.
required.login.loginType=로그인 타입을 선택하세요.
invalidIdOrPassword.login=당신이 입력한 id {0}. 로그인 아이디와 비밀번호가 일치하지 않습니다.

WebContent
      viewjsp
           loginForm.jsp *1

<%@ page contentType="text/html; charset=EUC-KR" %>
<%@ taglib prefix="spring" uri="http://www.springframework.org/tags" %>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=EUC-KR">
<title><spring:message code="login.form.title"/></title>
</head>
<body>
<form:form commandName="login">
<form:errors />
<p>                       
    <label for="loginType"><spring:message code="login.form.type" /></label>
    <form:select path="loginType" items="${loginTypes}" />
</p>
<p>
    <label for="id"><spring:message code="login.form.id" /></label>
    <form:input id="id" path="id"/>
    <form:errors path="id" />
</p>
<p>
    <label for="password"><spring:message code="login.form.password" /></label>
    <form:password id="password" path="password"/>
    <form:errors path="password" />
</p>
<p>
    <input type="submit" value="<spring:message code="login.form.submit" />">
</p>
</form:form>
</body>
</html>

           loginSuccess.jsp *1

<%@ page language="java" contentType="text/html; charset=EUC-KR" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=EUC-KR">
<title>로그인 성공</title>
</head>
<body>
로그인에 성공했습니다.
</body>
</html>

      dispatcherInternal-servlet.xml *1

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
       http://www.springframework.org/schema/context
       http://www.springframework.org/schema/context/spring-context-3.0.xsd">

    <!-- 커스텀태그이용 -->
    <bean class="madvirus.spring.chap07.controller.LoginController">
        <property name="authenticator">
            <bean class="madvirus.spring.chap07.controller.MockAuthenticator"/>
        </property>
    </bean>   
   
    <!-- 국제화 -->
    <bean class="madvirus.spring.chap07.controller.LocaleChangeController">
        <property name="localeResolver" ref="localeResolver"/>
    </bean>
    <bean id="localeResolver" class="org.springframework.web.servlet.i18n.SessionLocaleResolver"/>
   
    <!-- 국제화2 -->
    <bean id="localeChangeInterceptor" class="org.springframework.web.servlet.i18n.LocaleChangeInterceptor" p:paramName="language"/>
    <bean class="org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping">
        <property name="interceptors">
            <list>
                <ref bean="localeChangeInterceptor"/>
            </list>
        </property>
    </bean>
   
    <!-- View 글로벌 설정 -->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/viewjsp/"/>
        <property name="suffix" value=".jsp"/>
    </bean>
   
    <!-- 리소스 번들 지정 -->
    <bean id="messageSource" class="org.springframework.context.support.ResourceBundleMessageSource">
        <property name="basenames">
            <list>
                <value>messages.validation</value>
                <value>messages.label</value>
            </list>
        </property>   
    </bean>
</beans>

      dispatcherNonHtml-servlet.xml *2

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans  
       http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

    <!-- 파일 다운로드 -->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.BeanNameViewResolver"/>
    <bean id="downloadController" class="madvirus.spring.chap07.controller.DownloadController"/>
    <bean id="download" class="madvirus.spring.chap07.view.DownloadView"></bean>
   
   
    <!-- 엑셀 다운로드 -->
    <bean id="pageRanksController" class="madvirus.spring.chap07.controller.PageRanksController" />
    <bean id="pageRanks" class="madvirus.spring.chap07.view.PageRanksView" />

    <!-- PDF 다운로드 -->
    <bean id="pageReportController" class="madvirus.spring.chap07.controller.PageReportController" />
    <bean id="pageReport" class="madvirus.spring.chap07.view.PageReportView"/>
   
    </beans>      

      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_2_5.xsd" id="WebApp_ID" version="2.5">
  <context-param>
    <param-name>defaultHtmlEscape</param-name>
    <param-value>false</param-value>
  </context-param>
  <servlet>
    <servlet-name>dispatcherInternal</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>dispatcherInternal</servlet-name>
    <url-pattern>/jsp/*</url-pattern>
  </servlet-mapping>
   <servlet>
    <servlet-name>dispatcherNonHtml</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
  </servlet>
  <servlet-mapping>
    <servlet-name>dispatcherNonHtml</servlet-name>
    <url-pattern>/download/*</url-pattern>
  </servlet-mapping>
  <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>
  </filter>
  <filter-mapping>
    <filter-name>encodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>
</web-app>

설명.txt
index.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>View 연습</title>
</head>
<body>
<a href="http://localhost:8080/chap07/jsp/login/login.do">LoginController </a><br>
<a href="http://localhost:8080/chap07/download/file">DownloadController - 파일 다운로드</a><br>
<a href="http://localhost:8080/chap07/jsp/changLanguage?lang=ko">LocaleChangeController -1 한글</a><br>
<a href="http://localhost:8080/chap07/jsp/changLanguage?lang=en">LocaleChangeController -2 영어</a><br>
<a href="http://localhost:8080/chap07/jsp/login/login.do?language=ko">LocaleChangeInterceptor -1 한글</a><br>
<a href="http://localhost:8080/chap07/jsp/login/login.do?language=en">LocaleChangeInterceptor -2 영어</a><br>
<a href="http://localhost:8080/chap07/download/pageRanks">PageRanksController - 엑셀파일  다운로드</a><br>
<a href="http://localhost:8080/chap07/download/pageReport">PageReportController - PDF파일  다운로드</a><br>
</body> 
</html>

===============================결과값====================================

1.로그인 테스트

en_US

ko_KR

2.다운로드

3. 국제화 LocaleReslover를 이용한 Locale 변경

국제화 LocaleChangeInterceptor

4.엑셀파일 다운로드 , PDF 다운로드