目錄
新建Swagger2類，方便測試，當然也可以不寫，用postman測試
創建一個Maven項目
項目目錄結構
完整的pom文件如下
<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.fjx</groupId>
<artifactId>file_upload</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>jar</packaging>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.6.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<fastDFS.client.version>1.26.1-RELEASE</fastDFS.client.version>
<spring-boot.version>2.0.7.RELEASE</spring-boot.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>${spring-boot.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<version>${spring-boot.version}</version>
</dependency>
<!-- FastDFS客戶端 -->
<dependency>
<groupId>com.github.tobato</groupId>
<artifactId>fastdfs-client</artifactId>
<version>${fastDFS.client.version}</version>
</dependency>
<!--swagger文檔註釋，方便測試-->
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger2</artifactId>
<version>2.7.0</version>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger-ui</artifactId>
<version>2.7.0</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
新建引導類UploadApplication
package com.fjx;/*
@author Jason
@DESCRIPTION ：啓動接口
@create 2019-12-24
*/
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class UploadApplication {
public static void main(String[] args) {
SpringApplication.run(UploadApplication.class);
}
}
引入配置類
package com.fjx.config;/*
@author Jason
@DESCRIPTION
@create 2019-12-21
*/
import com.github.tobato.fastdfs.FdfsClientConfig;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.EnableMBeanExport;
import org.springframework.context.annotation.Import;
import org.springframework.jmx.support.RegistrationPolicy;
@Configuration
@Import(FdfsClientConfig.class)
// 解決jmx重複註冊bean的問題
@EnableMBeanExport(registration = RegistrationPolicy.IGNORE_EXISTING)
public class FastClientImporter {
}
配置application.yml文件
server:
port: 8082
spring:
application:
name: upload-service
servlet:
multipart:
max-file-size: 5MB # 限制文件上傳的大小
# FastDFS配置
fdfs:
so-timeout: 1501 # 超時時間
connect-timeout: 601 # 連接超時時間
thumb-image: # 縮略圖
width: 60
height: 60
tracker-list: # tracker地址：你的虛擬機服務器地址+端口（默認是22122）
- 192.168.60.72:22122
新建CorsConfiguration配置類，解決跨域問題
package com.fjx.config;/*
@author Jason
@DESCRIPTION 解決跨域問題
@create 2019-12-24
*/
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
@Configuration
public class CorsConfiguration {
@Bean
public CorsFilter corsFilter() {
//1.添加CORS配置信息，用來初始化Cors配置對象
org.springframework.web.cors.CorsConfiguration config = new org.springframework.web.cors.CorsConfiguration();
//1) 添加允許的跨域域名,如果攜帶cookie，則不可以寫* *，表示所有的域名都可以跨域訪問
config.addAllowedOrigin("http://manage.leyou.com");
//2) 是否允許攜帶發送Cookie信息，true表示允許迭代cookie信息
config.setAllowCredentials(true);
//3) 允許的請求方式,*代表所有的請求方法，包括GET
// config.addAllowedMethod("*");
config.addAllowedMethod("OPTIONS");
config.addAllowedMethod("HEAD");
config.addAllowedMethod("GET");
config.addAllowedMethod("PUT");
config.addAllowedMethod("POST");
config.addAllowedMethod("DELETE");
config.addAllowedMethod("PATCH");
// 4）允許的頭信息
config.addAllowedHeader("*");
//2.添加映射路徑，我們攔截一切請求，初始化cors配置源對象
UrlBasedCorsConfigurationSource configSource = new UrlBasedCorsConfigurationSource();
configSource.registerCorsConfiguration("/**", config);
//3.返回新的CorsFilter實例，參數爲：cors配置源對象
return new CorsFilter(configSource);
}
}
新建Swagger2類，方便測試，當然也可以不寫，用postman測試
package com.fjx.config;/*
@author Jason
@DESCRIPTION
@create 2019-12-19
*/
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
@Configuration
@EnableSwagger2
public class Swagger2 {
//@Profile({"dev", "test"})
@Bean
public Docket createRestApi() {
return new Docket(DocumentationType.SWAGGER_2)
.apiInfo(apiInfo())
.select()
.apis(RequestHandlerSelectors.basePackage("com.fjx.controller"))
.paths(PathSelectors.any())
.build();
}
private ApiInfo apiInfo() {
return new ApiInfoBuilder()
.title("upload-service RESTful APIs")
.description("")
.termsOfServiceUrl("")
.version("1.0")
.build();
}
}
通過SwitchHosts程序配置hosts文件
創建FastDFSTest測試類
注意：代碼中有圖片路徑，換成自己電腦中的一張圖片路徑
package com.fjx.test;/*
@author Jason
@DESCRIPTION
@create 2019-12-24
*/
import com.github.tobato.fastdfs.domain.StorePath;
import com.github.tobato.fastdfs.domain.ThumbImageConfig;
import com.github.tobato.fastdfs.service.FastFileStorageClient;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
@SpringBootTest
@RunWith(SpringRunner.class)
public class FastDFSTest {
@Autowired
private FastFileStorageClient storageClient;
@Autowired
private ThumbImageConfig thumbImageConfig;
@Test
public void testUpload() throws FileNotFoundException {
// 要上傳的文件，找一個圖片路徑
File file = new File("D:\\project\\hm49\\image\\1.jpeg");
// 上傳並保存圖片，參數：1-上傳的文件流 2-文件的大小 3-文件的後綴 4-可以不管他
StorePath storePath = this.storageClient.uploadFile(
new FileInputStream(file), file.length(), "jpg", null);
// 帶分組的路徑
System.out.println(storePath.getFullPath());
// 不帶分組的路徑
System.out.println(storePath.getPath());
}
@Test
public void testUploadAndCreateThumb() throws FileNotFoundException {
File file = new File("D:\\project\\hm49\\image\\2.jpeg");
// 上傳並且生成縮略圖
StorePath storePath = this.storageClient.uploadImageAndCrtThumbImage(
new FileInputStream(file), file.length(), "png", null);
// 帶分組的路徑
System.out.println(storePath.getFullPath());
// 不帶分組的路徑
System.out.println(storePath.getPath());
// 獲取縮略圖路徑
String path = thumbImageConfig.getThumbImagePath(storePath.getPath());
System.out.println(path);
}
}
測試文件上傳：
通過域名訪問：
新建UploadController類
package com.fjx.controller;/*
@author 天賦吉運-Jason
@DESCRIPTION
@create 2019-12-21
*/
import com.fjx.service.UploadService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
@Controller
@RequestMapping("upload")
public class UploadController {
@Autowired
private UploadService uploadService;
/**
* 圖片上傳
* @param file
* @return
*/
@PostMapping("image")
public ResponseEntity<String> uploadImage(@RequestParam("file") MultipartFile file){
String url = this.uploadService.upload(file);
if (StringUtils.isBlank(url)) {
return ResponseEntity.badRequest().build();
}
return ResponseEntity.status(HttpStatus.CREATED).body(url);
}
}
新建UploadService類
package com.fjx.service;/*
@author 天賦吉運-Jason
@DESCRIPTION
@create 2019-12-24
*/
import com.github.tobato.fastdfs.domain.StorePath;
import com.github.tobato.fastdfs.service.FastFileStorageClient;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.IOException;
@Service
public class UploadService {
public static String FILE_FORMAT = "WEBP、BMP、PCX、TIF、GIF、JPEG、TGA、EXIF、FPX、" +
"SVG、PSD、CDR、PCD、DXF、UFO、EPS、AI、PNG、HDRI、RAW、WMF、FLIC、EMF、ICO、JPG、JPEG、PNG、GIF";
private static final Logger LOGGER = LoggerFactory.getLogger(UploadService.class);
@Autowired
private FastFileStorageClient storageClient;
public String upload(MultipartFile file) {
String originalFilename = file.getOriginalFilename();
// 校驗文件的類型,file.getContentType()表示獲取文件類型
String contentType = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf('.') + 1).toUpperCase();
if (!FILE_FORMAT.contains(contentType)) {
// 文件類型不合法，直接返回null
LOGGER.info("文件類型不合法：{}", originalFilename);
return null;
}
try {
// 校驗文件的內容，ImageIO是一個工具類
BufferedImage bufferedImage = ImageIO.read(file.getInputStream());
if (bufferedImage == null) {
LOGGER.info("文件內容不合法：{}", originalFilename);
return null;
}
// 保存到服務器
String ext = StringUtils.substringAfterLast(originalFilename, ".");
StorePath storePath = this.storageClient.uploadFile(file.getInputStream(), file.getSize(), ext, null);
// 生成url地址，進行回顯
return "http://image.leyou.com/" + storePath.getFullPath();
} catch (IOException e) {
LOGGER.info("服務器內部錯誤：{}", originalFilename);
e.printStackTrace();
}
return null;
}
}
swagger進行測試
github地址：https://github.com/Jason1627/FastDFS-.git
關於FastDFS文件上傳封裝完成，歡迎評論討論！