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Javaclub OssClient
There is a newer version: 0.0.7
package com.github.javaclub.ossclient.impl;

import java.io.ByteArrayInputStream;
import java.util.Date;
import java.util.Map;

import org.springframework.beans.factory.InitializingBean;
import org.springframework.web.multipart.MultipartFile;

import com.github.javaclub.BizException;
import com.github.javaclub.Constants.MemCapacity;
import com.github.javaclub.delaytask.DelayQueueProducer;
import com.github.javaclub.ossclient.OssClient;
import com.github.javaclub.ossclient.OssConstants;
import com.github.javaclub.ossclient.OssConstants.Minio;
import com.github.javaclub.ossclient.confg.MinioConfig;
import com.github.javaclub.ossclient.util.AssetsUtils;
import com.github.javaclub.toolbox.ToolBox.Files;
import com.github.javaclub.toolbox.ToolBox.Objects;
import com.github.javaclub.toolbox.ToolBox.Strings;
import com.github.javaclub.toolbox.ToolBox.UUID;
import com.github.javaclub.toolbox.conf.CompositeAppConfigProperties;
import com.github.javaclub.toolbox.spring.BeanFactory;
import com.github.javaclub.toolbox.utils.ThreadLocalDateFormatter;

import io.minio.MinioClient;
import io.minio.PutObjectArgs;

public class MinioOssClient implements OssClient, InitializingBean {
	
	private String endpoint;
	
	private String accessKey;
	private String secretKey;
	
	private String cdnDomain;
	private String cdnProtocol;
	
	private String defaultBucket; 
	
	private int fileUploadLimitMbSize; // 限制上限为 {xx} MB
	private boolean doOriginReferCheck;
	private boolean fileArchivedByDate;
	

	@Override
	public void afterPropertiesSet() throws Exception {
		endpoint = CompositeAppConfigProperties.getInstance().getValue(Minio.ENDPOINT);
		accessKey = CompositeAppConfigProperties.getInstance().getValue(Minio.ACCESS_KEY);
		secretKey = CompositeAppConfigProperties.getInstance().getValue(Minio.SECRET_KEY);
		cdnDomain = CompositeAppConfigProperties.getInstance().getValue(Minio.CDN_DOMAIN);
		cdnProtocol = CompositeAppConfigProperties.getInstance().getValue(Minio.CDN_PROTOCOL);
		defaultBucket = CompositeAppConfigProperties.getInstance().getValue(Minio.DEFAULT_BUCKET);
		
		fileUploadLimitMbSize = CompositeAppConfigProperties.getInstance().intValue(OssConstants.FILE_UPLOAD_LIMIT_SIZE, 10);
		doOriginReferCheck = CompositeAppConfigProperties.getInstance().boolValue(OssConstants.SAME_ORIGIN_CHECK, true);
		fileArchivedByDate = CompositeAppConfigProperties.getInstance().boolValue(OssConstants.FILE_ARCHIVED_BY_DATE, true);
		
		String[] array = new String[] {
			endpoint, accessKey, secretKey, cdnDomain, cdnProtocol
		};
		Objects.requireTrue(Strings.areNotBlank(array), "Minio Oss 配置参数缺失!");
	}

	@Override
	public String upload(MultipartFile file, String relativePathInBucket, Map params) {
		
		MinioClient minioClient = MinioConfig.getInstance();
		if (null == minioClient) {
			throw new BizException("MinioClient 尚未初始化！");
		}
		
		String bucketVar = (String) params.getOrDefault(OssConstants.BUCKET_NAME_PARAM_KEY, Strings.EMPTY);
		String thisUploadBucket = Strings.isBlank(bucketVar) ? defaultBucket : bucketVar;
		
		String objectPath = Strings.endsWithIgnoreCase(relativePathInBucket, "/") ? relativePathInBucket 
				: Strings.concat(relativePathInBucket, "/");
		if (fileArchivedByDate) {
			objectPath = Strings.concat(objectPath, ThreadLocalDateFormatter.numericDateFormat(new Date()) , "/");
		}

		String originalFilename = file.getOriginalFilename();
		String suffix = originalFilename.substring(originalFilename.lastIndexOf('.')).toLowerCase();
		String filename = UUID.randomUUID() + suffix;
		String fileObject = Strings.concat(objectPath, filename);
		
		AssetsUtils.checkFileExtention(suffix, "minio", params);
		if (0 < fileUploadLimitMbSize && file.getSize() > MemCapacity.longBytesOfMB(fileUploadLimitMbSize)) { // 文件大小限制
			throw new BizException("文件大小超出最大上传限制！");
		}
		if (doOriginReferCheck) {
			// TODO
		}
		
		try {
			minioClient.putObject(PutObjectArgs.builder().bucket(thisUploadBucket) // 存储桶
					.object(fileObject) // 文件名
					.stream(file.getInputStream(), file.getSize(), -1) // 文件内容
					.contentType(file.getContentType()) // 文件类型
					.build());
			String protocol = Strings.endsWithIgnoreCase(cdnProtocol, "://") ? cdnProtocol : Strings.concat(cdnProtocol, "://");
			// 上传图片得到
			String url = String.format("%s/%s/%s", Strings.concat(protocol, cdnDomain), 
					thisUploadBucket, fileObject);
			return url;
		} catch (Exception e) {
			throw new BizException("MinioClient 上传异常！", e);
		}
	}

	@Override
	public String upload(byte[] bytes, String filename, Map params) {
		
		MinioClient minioClient = MinioConfig.getInstance();
		if (null == minioClient) {
			throw new BizException("MinioClient 尚未初始化！");
		}
		
		String bucketVar = (String) params.getOrDefault(OssConstants.BUCKET_NAME_PARAM_KEY, Strings.EMPTY);
		String thisUploadBucket = Strings.isBlank(bucketVar) ? defaultBucket : bucketVar;
		
		String filenameLastSegment = filename;
		if (filename.lastIndexOf("/") >= 0) {
			filenameLastSegment = filename.substring(filename.lastIndexOf("/") + 1);
		}
		String fileExtention = Files.getExtension(filenameLastSegment);
		
		String contentType = java.util.Objects.toString(params.get(OssConstants.CONTENT_TYPE_PARAM_KEY), Strings.EMPTY);
		if (Strings.isBlank(contentType)) {
			contentType = Files.getFileContentType(fileExtention);
		}
		String finalFilename = Strings.concat(UUID.randomUUID(), fileExtention);
		
		String objectPath = Strings.EMPTY;
		if (fileArchivedByDate) {
			objectPath = Strings.concat(objectPath, ThreadLocalDateFormatter.numericDateFormat(new Date()) , "/");
		}
		String fileObject = Strings.concat(objectPath, finalFilename);
		
		if (bytes.length > MemCapacity.longBytesOfMB(fileUploadLimitMbSize)) { // 文件大小限制
			throw new BizException("文件大小超出最大上传限制！");
		}
		if (doOriginReferCheck) {
			// TODO
		}
		
		try {
			if (Strings.isNotBlank(contentType)) {
				minioClient.putObject(PutObjectArgs.builder().bucket(thisUploadBucket) // 存储桶
						.object(fileObject) // 文件名
						.stream(new ByteArrayInputStream(bytes), bytes.length, -1) // 文件内容
						.contentType(contentType) // 文件类型
						.build());
			} else {
				minioClient.putObject(PutObjectArgs.builder().bucket(thisUploadBucket) // 存储桶
						.object(fileObject) // 文件名
						.stream(new ByteArrayInputStream(bytes), bytes.length, -1) // 文件内容
						.build());
			}
			String protocol = Strings.endsWithIgnoreCase(cdnProtocol, "://") ? cdnProtocol : Strings.concat(cdnProtocol, "://");
			String url = String.format("%s/%s/%s", Strings.concat(protocol, cdnDomain), 
					thisUploadBucket, fileObject);
			return url;
		} catch (Exception e) {
			throw new BizException("MinioClient 上传异常！", e);
		}
	}
	
	
	DelayQueueProducer getDelayQueueProducer() {
		return BeanFactory.getInstance().getBean(DelayQueueProducer.class);
	}

}