Project_AWS_S3_서버에 이미지 업로드 프로젝트에 적용하기 ver.1

시도 1. S3 서버에만 업로드하기

========

1. pom.xml 파일에 aws-java-sdk-s3 라이브러리 추가

<!-- AWS S3에 파일 업로드 라이브러리 시작 -->
		<dependency>
			<groupId>com.amazonaws</groupId>
			<artifactId>aws-java-sdk-s3</artifactId>
			<version>1.11.901</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
		<dependency>
		    <groupId>com.fasterxml.jackson.core</groupId>
		    <artifactId>jackson-databind</artifactId>
		    <version>2.15.2</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.dataformat/jackson-dataformat-xml -->
		<dependency>
		    <groupId>com.fasterxml.jackson.dataformat</groupId>
		    <artifactId>jackson-dataformat-xml</artifactId>
		    <version>2.15.1</version>
		</dependency>
<!-- AWS S3에 파일 업로드 라이브러리 끝 -->

 

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.w2</groupId>
    <artifactId>w2</artifactId>
    <name>weatherwear</name>
    <packaging>war</packaging>
    <version>1.0.0-BUILD-SNAPSHOT</version>
    <properties>
        <java-version>11</java-version>
        <org.springframework-version>5.3.27</org.springframework-version>
        <org.aspectj-version>1.9.19</org.aspectj-version>
        <org.slf4j-version>2.0.7</org.slf4j-version>
    </properties>
    <dependencies>
    <!-- 기본 설정 파일 시작 -->
<!-- Spring-context -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${org.springframework-version}</version>
            <exclusions>
                <!-- Exclude Commons Logging in favor of SLF4j -->
                <exclusion>
                    <groupId>commons-logging</groupId>
                    <artifactId>commons-logging</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
<!-- spring-webmvc -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${org.springframework-version}</version>
        </dependency>
 
<!-- Aspectrt -->
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjrt</artifactId>
            <version>${org.aspectj-version}</version>
        </dependency>
 
    <!-- Logging -->
<!-- slf4j-api -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>${org.slf4j-version}</version>
        </dependency>
<!-- jcl-over-slf4j -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>jcl-over-slf4j</artifactId>
            <version>${org.slf4j-version}</version>
            <scope>runtime</scope>
        </dependency>
<!-- slf4j-version -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>${org.slf4j-version}</version>
            <scope>runtime</scope>
        </dependency>
<!-- log4j -->
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>1.2.15</version>
            <exclusions>
                <exclusion>
                    <groupId>javax.mail</groupId>
                    <artifactId>mail</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>javax.jms</groupId>
                    <artifactId>jms</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>com.sun.jdmk</groupId>
                    <artifactId>jmxtools</artifactId>
                </exclusion>
                <exclusion>
                    <groupId>com.sun.jmx</groupId>
                    <artifactId>jmxri</artifactId>
                </exclusion>
            </exclusions>
            <scope>runtime</scope>
        </dependency>
 
        <!-- @Inject -->
<!-- javax.inject -->
        <dependency>
            <groupId>javax.inject</groupId>
            <artifactId>javax.inject</artifactId>
            <version>1</version>
        </dependency>
 
    <!-- Servlet -->
<!-- javax.servlet-api -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>4.0.0</version>
            <scope>provided</scope>
        </dependency>
<!-- javax.servlet.jsp-api -->
        <dependency>
            <groupId>javax.servlet.jsp</groupId>
            <artifactId>javax.servlet.jsp-api</artifactId>
            <version>2.3.3</version>
            <scope>provided</scope>
        </dependency>
<!-- jstl -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>
 
        <!-- Test -->
<!-- junit -->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.13.2</version>
            <scope>test</scope>
        </dependency>
    <!-- 기본 설정 파일 끝 -->
    
    <!-- Mybatis 연동 시작 -->
<!-- mybatis -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.13</version>
        </dependency>
<!-- mybatis-spring -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>2.1.0</version>
        </dependency>
    <!-- Mybatis 연동 끝 -->
    
    <!-- AWS RDS : 연동 시작 -->
<!-- mysql-connector-java : MySQL 연결 라이브러리 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.33</version>
        </dependency>
 
<!-- spring-jdbc : 데이터베이스와 연결하는 라이브러리 -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${org.springframework-version}</version>
        </dependency>    
    <!-- AWS RDS : 연동 끝 -->
    
<!-- commos-dbcp2 -->
        <dependency>
                <groupId>org.apache.commons</groupId>
                <artifactId>commons-dbcp2</artifactId>
                <version>2.10.0</version>
        </dependency>    
        
    <!-- MyBatis 연동 시작 -->
<!-- mybatis -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.13</version>
        </dependency>
<!-- mybatis-spring -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>2.1.0</version>
        </dependency>    
    <!-- MyBatis 연동 끝 -->
 
<!-- 파일 업로드 라이브러리 시작 -->
        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>1.5</version>
        </dependency>
        
        <!-- commons-io -->
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>2.4</version>
        </dependency>
<!-- 파일 업로드 라이브러리 끝 -->
 
<!-- lombok -->
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.18.22</version>
            <scope>provided</scope>
        </dependency>
 
<!-- json-simple : JSON 작업을 위해 필요한 라이브러리 시작 -->
        <dependency>
            <groupId>com.googlecode.json-simple</groupId>
            <artifactId>json-simple</artifactId>
            <version>1.1.1</version>
        </dependency>
<!-- json-simple : JSON 작업을 위해 필요한 라이브러리 끝 -->
 
<!-- Email 인증번호 발급 적용 시작 -->
        <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-email -->
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-email</artifactId>
            <version>1.5</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/javax.mail/mail -->
        <dependency>
            <groupId>javax.mail</groupId>
            <artifactId>mail</artifactId>
            <version>1.4.7</version>
        </dependency>
        
        <!-- https://mvnrepository.com/artifact/com.google.apis/google-api-services-gmail -->
        <dependency>
            <groupId>com.google.apis</groupId>
            <artifactId>google-api-services-gmail</artifactId>
            <version>v1-rev110-1.25.0</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.google.oauth-client/google-oauth-client-jetty -->
        <dependency>
            <groupId>com.google.oauth-client</groupId>
            <artifactId>google-oauth-client-jetty</artifactId>
            <version>1.34.1</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client-jackson2 -->
        <dependency>
            <groupId>com.google.http-client</groupId>
            <artifactId>google-http-client-jackson2</artifactId>
            <version>1.42.3</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.google.http-client/google-http-client -->
        <dependency>
            <groupId>com.google.http-client</groupId>
            <artifactId>google-http-client</artifactId>
            <version>1.43.3</version>
        </dependency>
<!-- Email 인증번호 발급 적용 끝 -->
 
<!-- AWS S3에 파일 업로드 라이브러리 시작 -->
        <dependency>
            <groupId>com.amazonaws</groupId>
            <artifactId>aws-java-sdk-s3</artifactId>
            <version>1.11.901</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.15.2</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.dataformat/jackson-dataformat-xml -->
        <dependency>
            <groupId>com.fasterxml.jackson.dataformat</groupId>
            <artifactId>jackson-dataformat-xml</artifactId>
            <version>2.15.1</version>
        </dependency>
<!-- AWS S3에 파일 업로드 라이브러리 끝 -->
<!-- 암호화 라이브러리 시작 5.7.5-->
        <!-- https://mvnrepository.com/artifact/org.springframework.security/spring-security-core -->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-core</artifactId>
            <version>5.7.5</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.springframework.security/spring-security-web -->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-web</artifactId>
            <version>5.7.5</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.springframework.security/spring-security-config -->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-config</artifactId>
            <version>5.7.5</version>
        </dependency>
<!-- 암호화 라이브러리 시작 -->
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <artifactId>maven-eclipse-plugin</artifactId>
                <version>2.9</version>
                <configuration>
                    <additionalProjectnatures>
                        <projectnature>org.springframework.ide.eclipse.core.springnature</projectnature>
                    </additionalProjectnatures>
                    <additionalBuildcommands>
                        <buildcommand>org.springframework.ide.eclipse.core.springbuilder</buildcommand>
                    </additionalBuildcommands>
                    <downloadSources>true</downloadSources>
                    <downloadJavadocs>true</downloadJavadocs>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.10.1</version>
                <configuration>
                    <source>11</source>
                    <target>11</target>
                    <compilerArgument>-Xlint:all</compilerArgument>
                    <showWarnings>true</showWarnings>
                    <showDeprecation>true</showDeprecation>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>exec-maven-plugin</artifactId>
                <version>3.1.0</version>
                <configuration>
                    <mainClass>org.test.int1.Main</mainClass>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

 

 

2. com.w2.file 패키지 생성하기

3. 패키지에 AwsS3 클래스 생성하기

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package com.w2.file;   import java.io.File; import java.io.InputStream;   import org.springframework.stereotype.Repository;   import com.amazonaws.AmazonServiceException; import com.amazonaws.SdkClientException; import com.amazonaws.auth.AWSCredentials; import com.amazonaws.auth.AWSStaticCredentialsProvider; import com.amazonaws.auth.BasicAWSCredentials; import com.amazonaws.regions.Regions; import com.amazonaws.services.s3.AmazonS3; import com.amazonaws.services.s3.AmazonS3ClientBuilder; import com.amazonaws.services.s3.model.ObjectMetadata; import com.amazonaws.services.s3.model.PutObjectRequest;   @Repository public class AwsS3 {       private AmazonS3 s3Client;          // AWS S3 사용하기 위한 IAM 정보(hyeongaIAM)     final private String ACCESSKEY = "엑세스 키";     final private String SECRETKEY = "시크릿 키";          private Regions clientRegion = Regions.AP_NORTHEAST_2;          // S3 버킷 이름     private String bucket = "버킷 이름";          private AwsS3() {         createS3Client();     }          static private AwsS3 instance = null;          public static AwsS3 getInstance() {         if(instance == null) {             return new AwsS3();         } else {             return instance;         }     }          // aws S3 Client 생성     private void createS3Client() {         AWSCredentials credentials = new BasicAWSCredentials(ACCESSKEY, SECRETKEY);                  this.s3Client = AmazonS3ClientBuilder.standard().withCredentials(new AWSStaticCredentialsProvider(credentials)).withRegion(clientRegion).build();     }          // 파일 하나 업로드     public void upload(File file, String key) {         uploadToS3(new PutObjectRequest(this.bucket, key, file));     }          // 여러 파일 업로드     public void upload(InputStream is, String key, String contentType, long contentLength) {         System.err.println("[ AwsS3 ] : upload()");         ObjectMetadata objectMetadata = new ObjectMetadata();                  objectMetadata.setContentType(contentType);         objectMetadata.setContentLength(contentLength);                  uploadToS3(new PutObjectRequest(this.bucket, key, is, objectMetadata));     }          // 파일 업로드 메소드     public void uploadToS3(PutObjectRequest putObjectRequest) {         System.err.println("[ AwsS3 ] : uploadToS3");                  try {             this.s3Client.putObject(putObjectRequest);             System.out.println(String.format("[%s] upload complete", putObjectRequest.getKey()));         } catch (AmazonServiceException e) {             e.printStackTrace();         } catch (SdkClientException e) {             e.printStackTrace();         } catch (Exception e) {             e.printStackTrace();         }     } }

 

 

4. com.w2.file > FileController.java 클래스 생성

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package com.w2.file;   import java.io.File; import java.io.IOException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Iterator;   import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.multipart.MultipartFile; import org.springframework.web.multipart.MultipartHttpServletRequest;   @Controller public class FileController {     @Autowired     private AwsS3 awsS3 = AwsS3.getInstance();          // 이미지 업로드 페이지 요청(테스트)     @RequestMapping("/insertCmImage.do")     public String insertCmImage() {         System.out.println("[ FileController ] : insertCmImage/get");                  return "/test/insert_image";     }       // 이미지 업로드 요청     @PostMapping("/insertImage.do")     public String insertCmImage(MultipartHttpServletRequest request , Model model) throws IOException {         System.out.println("[ Controller ] : insertCmImage/post");                  // 업로드할 파일 기본 저장 위치         String rootUploadDir = "C:" + File.separator + "Weatherwear";                  // 업로드할 파일 임시 저장 폴더 위치 > C:/Weatherwear/                           /** 이미지 경로 지정 */         // 고객 이미지 경로          File clientDir = new File(rootUploadDir + File.separator + "client_image");         System.err.println("clientDir : " + clientDir);                  // 상품 이미지 경로         File productDir = new File(rootUploadDir + File.separator + "product_image");         System.err.println("productDir : " + productDir);                  // 관리자 이미지 경로         File adminDir = new File(rootUploadDir + File.separator + "admin_image");         System.err.println("adminDir : " + adminDir);                           // C:/Weatherwear/하위폴더 >>> 본인 컴퓨터에 없는 경우 폴더를 생성합니다.         if(!clientDir.exists()) {             clientDir.mkdirs();         }                  // 파일 여러개 받아오기         Iterator<String> iterator = request.getFileNames();                  // 루프         int fileLoop = 0;         String uploadFileName;                  // 파일 형식 변환         MultipartFile mFile = null;                  // 기본 이름         String orgFileName = "";              // 서버에 저장할 파일 이름         String sysFileName = "";                  // test         ArrayList<String> list = new ArrayList<String>();                  while(iterator.hasNext()) {             fileLoop++;               uploadFileName = iterator.next();             mFile = request.getFile(uploadFileName);                          // test             System.err.println("mFile: " + mFile.toString());                          // 파일 원래 이름             orgFileName = mFile.getOriginalFilename();                          // test             // System.err.println("orgFileName : " + orgFileName);             // System.err.println("getContentType : " + mFile.getContentType());                          if(orgFileName != null && orgFileName.length()!=0) {                 System.out.println("if문 시작");                                  SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMDD_");                 Calendar calendar = Calendar.getInstance();                                  // 파일 이름 YYYYMMDD_원래파일명i.jpg                 sysFileName = simpleDateFormat.format(calendar.getTime()) + orgFileName + fileLoop;                   try {                     System.err.println("local try 시작");                                          mFile.transferTo(new File(clientDir + File.separator + sysFileName + ".jpg"));                     list.add("원본 이름 : " + orgFileName + ", system : " + sysFileName);                                      } catch(Exception e) {                     list.add("Error");                     e.printStackTrace();                 }             }                          // S3에 저장할 파일 생성             File result = new File(clientDir + File.separator + sysFileName+".jpg");               // 업로드 위치 (S3 주소)             awsS3.upload(result, "client_image/"+sysFileName+".jpg");             // awsS3.upload(result, "product_image/"+sysFileName+".jpg");             // awsS3.upload(result, "admin_image/"+sysFileName+".jpg");                                       // test             // System.err.println("sysFileName : " + sysFileName);             // System.err.println("result : " + result);             model.addAttribute("list", list);                      }             return "/test/get_image";     } }

 

 

5. mybatis-config.xml 파일 추가

servlet-context.xml 파일에 추가

applicationContext.xml 파일에 추가

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<?xml version="1.0" encoding="UTF-8"?>   <!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"                  "http://mybatis.org/dtd/mybatis-3-config.dtd">   <configuration>          <typeAliases>         <!-- typeAlias                 - 매핑파일에서 사용하는 type을 지정                 - 애플리케이션에서 SQL 문으로 값을 전달합니다                 - SQL 문 실행 시 반환되는 레코드를 저장하는 용도로 사용하기 위한 빈을 생성합니다.-->         <typeAlias type="com.w2.client.ClientVO" alias="client" />         <typeAlias type="com.w2.client.TestVO" alias="testvo" />         <typeAlias type="com.w2.file.FileVO" alias="filevo" />     </typeAliases>       <!-- SQL 작성문을 지정하여 mapper 파일 경로 알려주는 역할입니다. -->     <mappers>         <mapper resource="mappings/client-mapping.xml"/>         <mapper resource="mappings/test-mapping.xml"/>         <mapper resource="mappings/file-mapping.xml"/>     </mappers> </configuration>

 

 

 

6. webapp > WEB-INF > views > test > insert_image.jsp 파일 작성

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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> <script src="https://sdk.amazonaws.com/js/aws-sdk-2.809.0.min.js"></script> </head> <body>     <form action="insertCmImage.do" method="post" enctype="multipart/form-data">         <input type="file" name="file1">          <input type="file" name="file2">          <input type="submit" value="insertCmImage.do">     </form> </body> </html>

 

 

 

7. 실행

 

 

 

 

 

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