xie.bx
3 years ago
20 changed files with 507 additions and 29 deletions
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package com.lx.common.enums; |
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public enum FileTypeEnum { |
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FILE(0,"文件"), |
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IMAGE(1,"图片"), |
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VIDEO(2,"视频"); |
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private Integer code; |
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private String desc; |
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FileTypeEnum(Integer index, String desc) { |
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this.code =index; |
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this.desc=desc; |
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} |
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public static FileTypeEnum fromCode(Integer code){ |
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for (FileTypeEnum typeEnum:values()) { |
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if (typeEnum.code.equals(code)) { |
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return typeEnum; |
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} |
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} |
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return null; |
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} |
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public String getDesc() { |
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return desc; |
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} |
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public Integer getCode(){ |
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return this.code; |
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} |
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} |
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@ -0,0 +1,31 @@ |
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package com.lx.implatform.config; |
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import io.minio.MinioClient; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.context.annotation.Bean; |
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import org.springframework.context.annotation.Configuration; |
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@Configuration |
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public class MinIoClientConfig { |
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@Value("${minio.endpoint}") |
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private String endpoint; |
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@Value("${minio.accessKey}") |
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private String accessKey; |
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@Value("${minio.secretKey}") |
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private String secretKey; |
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/** |
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* 注入minio 客户端 |
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* @return |
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*/ |
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@Bean |
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public MinioClient minioClient(){ |
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MinioClient client = MinioClient.builder() |
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.endpoint(endpoint) |
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.credentials(accessKey, secretKey) |
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.build(); |
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return client; |
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} |
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} |
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@ -0,0 +1,42 @@ |
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package com.lx.implatform.controller; |
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import com.lx.common.result.Result; |
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import com.lx.common.result.ResultUtils; |
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import com.lx.implatform.service.thirdparty.FileService; |
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import io.swagger.annotations.Api; |
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import io.swagger.annotations.ApiOperation; |
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import lombok.extern.slf4j.Slf4j; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.web.bind.annotation.GetMapping; |
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import org.springframework.web.bind.annotation.PostMapping; |
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import org.springframework.web.bind.annotation.RestController; |
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import org.springframework.web.multipart.MultipartFile; |
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/* |
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* 文件上传 |
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* @Author Blue |
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* @Date 2022/10/28 |
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*/ |
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@Slf4j |
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@RestController |
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@Api(tags = "文件上传") |
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public class FileController { |
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@Autowired |
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private FileService fileService; |
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@ApiOperation(value = "上传图片",notes="上传图片") |
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@PostMapping("/image/upload") |
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public Result upload(MultipartFile file) { |
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return ResultUtils.success(fileService.uploadImage(file)); |
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} |
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@GetMapping("/online") |
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@ApiOperation(value = "查找用户",notes="根据昵称查找用户") |
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public Result checkOnline(){ |
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return ResultUtils.success(""); |
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} |
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} |
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@ -0,0 +1,83 @@ |
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package com.lx.implatform.service.thirdparty; |
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import com.lx.common.enums.FileTypeEnum; |
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import com.lx.common.enums.ResultCode; |
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import com.lx.implatform.exception.GlobalException; |
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import com.lx.implatform.util.ImageUtil; |
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import com.lx.implatform.util.MinioUtil; |
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import com.lx.implatform.vo.UploadImageVO; |
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import lombok.extern.slf4j.Slf4j; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.stereotype.Service; |
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import org.springframework.web.multipart.MultipartFile; |
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import javax.annotation.PostConstruct; |
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import java.io.IOException; |
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/* |
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* 文件上传服务 |
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* @Author Blue |
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* @Date 2022/10/28 |
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*/ |
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@Slf4j |
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@Service |
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public class FileService { |
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@Autowired |
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private MinioUtil minioUtil; |
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@Value("${minio.public}") |
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private String minIOServer; |
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@Value("${minio.bucketName}") |
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private String bucketName; |
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@Value("${minio.imagePath}") |
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private String imagePath; |
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@Value("${minio.filePath}") |
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private String filePath; |
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@PostConstruct |
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public void init(){ |
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if(!minioUtil.bucketExists(bucketName)){ |
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minioUtil.makeBucket(bucketName); |
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} |
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} |
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public UploadImageVO uploadImage(MultipartFile file){ |
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try { |
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UploadImageVO vo = new UploadImageVO(); |
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String fileName = minioUtil.upload(bucketName,imagePath,file); |
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vo.setOriginUrl(generUrl(FileTypeEnum.IMAGE,fileName)); |
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// 上传缩略图
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byte[] imageByte = ImageUtil.compressForScale(file.getBytes(),100); |
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fileName = minioUtil.upload(bucketName,imagePath,file.getOriginalFilename(),imageByte,file.getContentType()); |
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vo.setCompressUrl(generUrl(FileTypeEnum.IMAGE,fileName)); |
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return vo; |
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} catch (IOException e) { |
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log.error("上传图片失败，{}",e.getMessage(),e); |
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throw new GlobalException(ResultCode.PROGRAM_ERROR,"图片上传失败"); |
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} |
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} |
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public String generUrl(FileTypeEnum fileTypeEnum, String fileName){ |
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String url = minIOServer+"/"+bucketName; |
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switch (fileTypeEnum){ |
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case FILE: |
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url += "/file/"; |
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break; |
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case IMAGE: |
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url += "/image/"; |
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break; |
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case VIDEO: |
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url += "/video/"; |
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break; |
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} |
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url += fileName; |
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return url; |
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} |
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} |
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@ -0,0 +1,78 @@ |
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package com.lx.implatform.util; |
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import lombok.extern.slf4j.Slf4j; |
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import net.coobird.thumbnailator.Thumbnails; |
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import java.io.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
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@Slf4j |
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public class ImageUtil { |
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//以下是常量,按照阿里代码开发规范,不允许代码中出现魔法值
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private static final Integer ZERO = 0; |
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private static final Integer ONE_ZERO_TWO_FOUR = 1024; |
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private static final Integer NINE_ZERO_ZERO = 900; |
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private static final Integer THREE_TWO_SEVEN_FIVE = 3275; |
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private static final Integer TWO_ZERO_FOUR_SEVEN = 2047; |
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private static final Double ZERO_EIGHT_FIVE = 0.85; |
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private static final Double ZERO_SIX = 0.6; |
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private static final Double ZERO_FOUR_FOUR = 0.44; |
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private static final Double ZERO_FOUR = 0.4; |
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/** |
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* 根据指定大小压缩图片 |
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* |
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* @param imageBytes 源图片字节数组 |
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* @param desFileSize 指定图片大小，单位kb |
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* @return 压缩质量后的图片字节数组 |
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*/ |
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public static byte[] compressForScale(byte[] imageBytes, long desFileSize) { |
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if (imageBytes == null || imageBytes.length <= ZERO || imageBytes.length < desFileSize * ONE_ZERO_TWO_FOUR) { |
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return imageBytes; |
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} |
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long srcSize = imageBytes.length; |
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double accuracy = getAccuracy(srcSize / ONE_ZERO_TWO_FOUR); |
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try { |
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while (imageBytes.length > desFileSize * ONE_ZERO_TWO_FOUR) { |
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ByteArrayInputStream inputStream = new ByteArrayInputStream(imageBytes); |
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ByteArrayOutputStream outputStream = new ByteArrayOutputStream(imageBytes.length); |
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Thumbnails.of(inputStream) |
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.scale(accuracy) |
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.outputQuality(accuracy) |
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.toOutputStream(outputStream); |
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imageBytes = outputStream.toByteArray(); |
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} |
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log.info("图片原大小={}kb | 压缩后大小={}kb", |
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srcSize / ONE_ZERO_TWO_FOUR, imageBytes.length / ONE_ZERO_TWO_FOUR); |
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} catch (Exception e) { |
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log.error("【图片压缩】msg=图片压缩失败!", e); |
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} |
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return imageBytes; |
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} |
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/** |
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* 自动调节精度(经验数值) |
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* |
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* @param size 源图片大小 |
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* @return 图片压缩质量比 |
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*/ |
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private static double getAccuracy(long size) { |
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double accuracy; |
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if (size < NINE_ZERO_ZERO) { |
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accuracy = ZERO_EIGHT_FIVE; |
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} else if (size < TWO_ZERO_FOUR_SEVEN) { |
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accuracy = ZERO_SIX; |
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} else if (size < THREE_TWO_SEVEN_FIVE) { |
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accuracy = ZERO_FOUR_FOUR; |
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} else { |
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accuracy = ZERO_FOUR; |
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} |
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return accuracy; |
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} |
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} |
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@ -0,0 +1,139 @@ |
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package com.lx.implatform.util; |
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import com.lx.common.util.DateTimeUtils; |
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import io.minio.*; |
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import org.apache.commons.lang3.StringUtils; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.stereotype.Component; |
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import org.springframework.web.multipart.MultipartFile; |
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import java.io.ByteArrayInputStream; |
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import java.io.InputStream; |
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import java.util.Date; |
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@Component |
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public class MinioUtil { |
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@Autowired |
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private MinioClient minioClient; |
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/** |
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* 查看存储bucket是否存在 |
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* @return boolean |
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*/ |
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public Boolean bucketExists(String bucketName) { |
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Boolean found; |
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try { |
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found = minioClient.bucketExists(BucketExistsArgs.builder().bucket(bucketName).build()); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return false; |
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} |
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return found; |
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} |
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/** |
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* 创建存储bucket |
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* @return Boolean |
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*/ |
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public Boolean makeBucket(String bucketName) { |
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try { |
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minioClient.makeBucket(MakeBucketArgs.builder() |
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.bucket(bucketName) |
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.build()); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* 删除存储bucket |
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* @return Boolean |
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*/ |
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public Boolean removeBucket(String bucketName) { |
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try { |
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minioClient.removeBucket(RemoveBucketArgs.builder() |
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.bucket(bucketName) |
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.build()); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* 文件上传 |
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* @bucketName bucket名称 |
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* @path 路径 |
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* @param file 文件 |
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* @return Boolean |
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*/ |
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public String upload(String bucketName,String path,MultipartFile file) { |
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String originalFilename = file.getOriginalFilename(); |
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if (StringUtils.isBlank(originalFilename)){ |
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throw new RuntimeException(); |
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} |
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String fileName = System.currentTimeMillis() + originalFilename.substring(originalFilename.lastIndexOf(".")); |
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String objectName = DateTimeUtils.getFormatDate(new Date(),DateTimeUtils.PARTDATEFORMAT)+ "/" + fileName; |
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try { |
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PutObjectArgs objectArgs = PutObjectArgs.builder().bucket(bucketName).object(path+"/" +objectName) |
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.stream(file.getInputStream(), file.getSize(), -1).contentType(file.getContentType()).build(); |
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//文件名称相同会覆盖
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minioClient.putObject(objectArgs); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return null; |
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} |
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return objectName; |
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} |
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/** |
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* 文件上传 |
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* @param bucketName bucket名称 |
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* @param path 路径 |
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* @param name 文件名 |
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* @param fileByte 文件内容 |
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* @param contentType |
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* @return Boolean |
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*/ |
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public String upload(String bucketName,String path,String name,byte[] fileByte,String contentType) { |
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String fileName = System.currentTimeMillis() + name.substring(name.lastIndexOf(".")); |
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String objectName = DateTimeUtils.getFormatDate(new Date(),DateTimeUtils.PARTDATEFORMAT)+ "/" + fileName; |
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try { |
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InputStream stream = new ByteArrayInputStream(fileByte); |
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PutObjectArgs objectArgs = PutObjectArgs.builder().bucket(bucketName).object(path+"/" +objectName) |
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.stream(stream, fileByte.length, -1).contentType(contentType).build(); |
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//文件名称相同会覆盖
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minioClient.putObject(objectArgs); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return null; |
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} |
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return objectName; |
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} |
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/** |
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* 删除 |
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* @param bucketName bucket名称 |
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* @path path |
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* @param fileName |
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* @return |
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* @throws Exception |
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*/ |
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public boolean remove(String bucketName,String path,String fileName){ |
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try { |
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minioClient.removeObject( RemoveObjectArgs.builder().bucket(bucketName).object(path+fileName).build()); |
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}catch (Exception e){ |
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return false; |
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} |
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return true; |
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} |
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} |
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@ -0,0 +1,16 @@ |
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package com.lx.implatform.vo; |
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import io.swagger.annotations.ApiModel; |
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import io.swagger.annotations.ApiModelProperty; |
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import lombok.Data; |
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@Data |
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@ApiModel("图片上传VO") |
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public class UploadImageVO { |
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@ApiModelProperty(value = "原图") |
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private String originUrl; |
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@ApiModelProperty(value = "缩略图") |
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private String compressUrl; |
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} |
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@ -0,0 +1,4 @@ |
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set MINIO_ACCESS_KEY=admin |
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set MINIO_SECRET_KEY=12345678 |
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.\minio.exe server C:\data\minio --address ":9001" --console-address ":9002" |
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