2021-08-02

2021-08-02 17:02:06 +09:00
parent 7d3ad1cce0
commit d45139dd58
79 changed files with 1685 additions and 152 deletions
--- a/file-upload/src/main/java/kr/pe/elex/examples/Application.java
+++ b/file-upload/src/main/java/kr/pe/elex/examples/Application.java
@@ -0,0 +1,20 @@
+/*
+ * Spring-boot Examples
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+	public static void main(String[] args) {
+		SpringApplication.run(Application.class, args);
+	}
+
+}
--- a/file-upload/src/main/java/kr/pe/elex/examples/MyController.java
+++ b/file-upload/src/main/java/kr/pe/elex/examples/MyController.java
@@ -0,0 +1,72 @@
+/*
+ * Spring-boot Examples
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;
+
+import lombok.extern.slf4j.Slf4j;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.Resource;
+import org.springframework.http.ContentDisposition;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.servlet.mvc.support.RedirectAttributes;
+
+@Slf4j
+@Controller
+public class MyController {
+	@Autowired
+	private StorageService storageService;
+
+	@GetMapping(path = {"/"})
+	public String index(@NotNull Model model) {
+		model.addAttribute("files", storageService.listFiles());
+		return "main";
+	}
+
+	/**
+	 * 파일 업로드
+	 * @param file
+	 * @param redirectAttributes
+	 * @return
+	 */
+	@PostMapping(path = {"/upload"})
+	public String upload(final @RequestParam("file") MultipartFile file,
+	                     final @NotNull RedirectAttributes redirectAttributes) {
+		storageService.store(file);
+
+		// 업로드 후 새로 고침
+		redirectAttributes.addFlashAttribute("message",
+				"You successfully uploaded " + file.getOriginalFilename() + "!");
+		return "redirect:/";
+	}
+
+	/**
+	 * 파일 다운로드
+	 * @param filename
+	 * @return
+	 */
+	@GetMapping("/files/{filename:.+}")
+	@ResponseBody
+	public ResponseEntity<Resource> serveFile(@PathVariable String filename) {
+
+		final Resource file = storageService.loadAsResource(filename);
+
+		final ContentDisposition contentDisposition = ContentDisposition.attachment()
+				.filename(filename)
+				.build();
+
+		return ResponseEntity.ok()
+				.header(HttpHeaders.CONTENT_DISPOSITION,
+						contentDisposition.toString())
+				.body(file);
+	}
+}
--- a/file-upload/src/main/java/kr/pe/elex/examples/StorageService.java
+++ b/file-upload/src/main/java/kr/pe/elex/examples/StorageService.java
@@ -0,0 +1,62 @@
+/*
+ * Spring-boot Examples
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;
+
+import lombok.extern.slf4j.Slf4j;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.core.io.ByteArrayResource;
+import org.springframework.core.io.Resource;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+@Slf4j
+@Service
+public class StorageService {
+	/*
+	테스트용 임시 파일 저장소
+	실제로는 파일시스템에 저장하거나 DB에 저장해야 한다.
+	 */
+	private final Map<String, byte[]> storage = new HashMap<>();
+
+	/**
+	 * 저장된 파일 목록
+	 * @return
+	 */
+	Set<String> listFiles(){
+		return storage.keySet();
+	}
+
+	/**
+	 * 파일을 저장
+	 * @param file
+	 */
+	void store(final @NotNull MultipartFile file) {
+		try {
+			storage.put(file.getOriginalFilename(), file.getBytes());
+			log.info("File Uploaded... {}", file.getOriginalFilename());
+
+		} catch (IOException e) {
+			log.error("Unable to save a file.", e);
+		}
+	}
+
+	/**
+	 * 저장된 파일을 불러옴
+	 * @param filename
+	 * @return
+	 */
+	Resource loadAsResource(final String filename) {
+		//return new FileSystemResource(new File(filename));
+		return new ByteArrayResource(storage.get(filename));
+	}
+}
--- a/file-upload/src/main/java/kr/pe/elex/examples/package-info.java
+++ b/file-upload/src/main/java/kr/pe/elex/examples/package-info.java
@@ -0,0 +1,8 @@
+/*
+ * Spring-boot Examples
+ *
+ * Copyright (c) 2021. Elex. All Rights Reserved.
+ * https://www.elex-project.com/
+ */
+
+package kr.pe.elex.examples;
--- a/file-upload/src/main/resources/application.yaml
+++ b/file-upload/src/main/resources/application.yaml
@@ -0,0 +1,9 @@
+spring:
+  application:
+    name: My spring-boot project
+  servlet:
+    multipart:
+      max-file-size: 128KB
+      max-request-size: 128KB
+server:
+  port: 8080
--- a/file-upload/src/main/resources/banner.txt
+++ b/file-upload/src/main/resources/banner.txt
@@ -0,0 +1,10 @@
+   ('-.              ('-.  ) (`-.
+ _(  OO)           _(  OO)  ( OO ).
+(,------.,--.     (,------.(_/.  \_)-.
+ |  .---'|  |.-')  |  .---' \  `.'  /
+ |  |    |  | OO ) |  |      \     /\
+(|  '--. |  |`-' |(|  '--.    \   \ |
+ |  .--'(|  '---.' |  .--'   .'    \_)
+ |  `---.|      |  |  `---. /  .'.  \
+ `------'`------'  `------''--'   '--'
+powered by ELEX
--- a/file-upload/src/main/resources/logback-spring.xml
+++ b/file-upload/src/main/resources/logback-spring.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+  ~ Spring-boot Examples
+  ~
+  ~ Copyright (c) 2021. Elex. All Rights Reserved.
+  ~ https://www.elex-project.com/
+  -->
+
+<configuration>
+	<include resource="org/springframework/boot/logging/logback/defaults.xml"/>
+	<include resource="org/springframework/boot/logging/logback/console-appender.xml"/>
+
+	<springProperty name="LOG_DIR" source="logging.path"
+	                defaultValue="${user.home}/logs"/>
+	<property name="LOG_PATH" value="${LOG_DIR}/stephanie.log"/>
+
+	<appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
+		<encoder>
+			<pattern>${CONSOLE_LOG_PATTERN}</pattern>
+		</encoder>
+	</appender>
+
+	<appender name="ROLLING-FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
+		<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
+			<charset>UTF-8</charset>
+			<pattern>${FILE_LOG_PATTERN}</pattern>
+		</encoder>
+		<file>${LOG_PATH}</file>
+		<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
+			<fileNamePattern>${LOG_DIR}/sebastian_%d{yyyy-MM-dd}_%i.log.gz</fileNamePattern>
+			<timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
+				<maxFileSize>10MB</maxFileSize>
+			</timeBasedFileNamingAndTriggeringPolicy>
+			<maxHistory>60</maxHistory>
+		</rollingPolicy>
+	</appender>
+
+	<logger name="kr.pe.elex" level="debug" additivity="false">
+		<appender-ref ref="CONSOLE"/>
+		<appender-ref ref="ROLLING-FILE"/>
+	</logger>
+	<root level="info">
+		<appender-ref ref="CONSOLE"/>
+		<appender-ref ref="ROLLING-FILE"/>
+	</root>
+
+</configuration>
--- a/file-upload/src/main/resources/templates/main.mustache
+++ b/file-upload/src/main/resources/templates/main.mustache
@@ -0,0 +1,15 @@
+<h1>File Upload Example!!!</h1>
+<form action="/upload" method="POST" enctype="multipart/form-data">
+	<label for="file">Select a file: </label>
+	<input id="file" name="file" type="file" title="Upload"/>
+	<div>
+		<button>Upload</button>
+	</div>
+</form>
+<h2>Uploaded Files</h2>
+<p>Click to download.</p>
+<ul>
+	{{#files}}
+		<li><a href="/files/{{.}}">{{.}}</a></li>
+	{{/files}}
+</ul>