SpringBoot 集成MinIO

2022-02-25 18:19:02

SpringBoot 集成MinIO

引入jar包

<dependency><groupId>io.minio</groupId><artifactId>minio</artifactId><version>7.0.2</version></dependency>

配置

minio:endpoint: 172.28.43.29port:9000accessKey: miniosecretKey: miniopasswordsecure:falsebucketName:"hope-bucket"configDir:"/home/data/"

实现代码

package com.hope.minio.config;import io.minio.MinioClient;import io.minio.errors.InvalidEndpointException;import io.minio.errors.InvalidPortException;import io.swagger.annotations.ApiModelProperty;import lombok.Data;import org.checkerframework.checker.units.qual.A;import org.springframework.boot.context.properties.ConfigurationProperties;import org.springframework.context.annotation.Bean;import org.springframework.stereotype.Component;@Data@Component@ConfigurationProperties(prefix="minio")publicclassMinioConfig{@ApiModelProperty("endPoint是一个URL，域名，IPv4或者IPv6地址")private String endpoint;@ApiModelProperty("TCP/IP端口号")privateint port;@ApiModelProperty("accessKey类似于用户ID，用于唯一标识你的账户")private String accessKey;@ApiModelProperty("secretKey是你账户的密码")private String secretKey;@ApiModelProperty("如果是true，则用的是https而不是http,默认值是true")private Boolean secure;@ApiModelProperty("默认存储桶")private String bucketName;@ApiModelProperty("配置目录")private String configDir;@Beanpublic MinioClientgetMinioClient()throws InvalidEndpointException, InvalidPortException{
        MinioClient minioClient=newMinioClient(endpoint, port, accessKey, secretKey,secure);return minioClient;}}
package com.hope.minio.utils;import io.minio.MinioClient;import io.minio.ObjectStat;import io.minio.PutObjectOptions;import io.minio.Result;import io.minio.errors.ErrorResponseException;import io.minio.errors.InvalidExpiresRangeException;import io.minio.messages.Bucket;import io.minio.messages.DeleteError;import io.minio.messages.Item;import lombok.SneakyThrows;import org.apache.commons.lang3.StringUtils;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Component;import org.springframework.web.multipart.MultipartFile;import javax.servlet.ServletOutputStream;import javax.servlet.http.HttpServletResponse;import java.io.InputStream;import java.nio.charset.StandardCharsets;import java.util.ArrayList;import java.util.List;/**
 * @PackageName: com.hope.minio.utils
 * @ClassName: MinioUtil
 * @Author Hope
 * @Date 2020/7/27 11:43
 * @Description: TODO
 */@ComponentpublicclassMinioUtil{@Autowiredprivate MinioClient minioClient;privatestaticfinalint DEFAULT_EXPIRY_TIME=7*24*3600;/**
     * 检查存储桶是否存在
     *
     * @param bucketName 存储桶名称
     * @return
     */@SneakyThrowspublicbooleanbucketExists(String bucketName){boolean flag=false;
        flag= minioClient.bucketExists(bucketName);if(flag){returntrue;}returnfalse;}/**
     * 创建存储桶
     *
     * @param bucketName 存储桶名称
     */@SneakyThrowspublicbooleanmakeBucket(String bucketName){boolean flag=bucketExists(bucketName);if(!flag){
            minioClient.makeBucket(bucketName);returntrue;}else{returnfalse;}}/**
     * 列出所有存储桶名称
     *
     * @return
     */@SneakyThrowspublic List<String>listBucketNames(){
        List<Bucket> bucketList=listBuckets();
        List<String> bucketListName=newArrayList<>();for(Bucket bucket: bucketList){
            bucketListName.add(bucket.name());}return bucketListName;}/**
     * 列出所有存储桶
     *
     * @return
     */@SneakyThrowspublic List<Bucket>listBuckets(){return minioClient.listBuckets();}/**
     * 删除存储桶
     *
     * @param bucketName 存储桶名称
     * @return
     */@SneakyThrowspublicbooleanremoveBucket(String bucketName){boolean flag=bucketExists(bucketName);if(flag){
            Iterable<Result<Item>> myObjects=listObjects(bucketName);for(Result<Item> result: myObjects){
                Item item= result.get();// 有对象文件，则删除失败if(item.size()>0){returnfalse;}}// 删除存储桶，注意，只有存储桶为空时才能删除成功。
            minioClient.removeBucket(bucketName);
            flag=bucketExists(bucketName);if(!flag){returntrue;}}returnfalse;}/**
     * 列出存储桶中的所有对象名称
     *
     * @param bucketName 存储桶名称
     * @return
     */@SneakyThrowspublic List<String>listObjectNames(String bucketName){
        List<String> listObjectNames=newArrayList<>();boolean flag=bucketExists(bucketName);if(flag){
            Iterable<Result<Item>> myObjects=listObjects(bucketName);for(Result<Item> result: myObjects){
                Item item= result.get();
                listObjectNames.add(item.objectName());}}return listObjectNames;}/**
     * 列出存储桶中的所有对象
     *
     * @param bucketName 存储桶名称
     * @return
     */@SneakyThrowspublic Iterable<Result<Item>>listObjects(String bucketName){boolean flag=bucketExists(bucketName);if(flag){return minioClient.listObjects(bucketName);}return null;}/**
     * 通过文件上传到对象
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @param fileName   File name
     * @return
     */@SneakyThrowspublicbooleanputObject(String bucketName, String objectName, String fileName){boolean flag=bucketExists(bucketName);if(flag){
            minioClient.putObject(bucketName, objectName, fileName, null);
            ObjectStat statObject=statObject(bucketName, objectName);if(statObject!= null&& statObject.length()>0){returntrue;}}returnfalse;}/**
     * 文件上传
     *
     * @param bucketName
     * @param multipartFile
     */@SneakyThrowspublicvoidputObject(String bucketName, MultipartFile multipartFile, String filename){
        PutObjectOptions putObjectOptions=newPutObjectOptions(multipartFile.getSize(), PutObjectOptions.MIN_MULTIPART_SIZE);
        putObjectOptions.setContentType(multipartFile.getContentType());
        minioClient.putObject(bucketName, filename, multipartFile.getInputStream(), putObjectOptions);}/**
     * 通过InputStream上传对象
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @param stream     要上传的流
     * @return
     */@SneakyThrowspublicbooleanputObject(String bucketName, String objectName, InputStream stream){boolean flag=bucketExists(bucketName);if(flag){
            minioClient.putObject(bucketName, objectName, stream,newPutObjectOptions(stream.available(),-1));
            ObjectStat statObject=statObject(bucketName, objectName);if(statObject!= null&& statObject.length()>0){returntrue;}}returnfalse;}/**
     * 以流的形式获取一个文件对象
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @return
     */@SneakyThrowspublic InputStreamgetObject(String bucketName, String objectName){boolean flag=bucketExists(bucketName);if(flag){
            ObjectStat statObject=statObject(bucketName, objectName);if(statObject!= null&& statObject.length()>0){
                InputStream stream= minioClient.getObject(bucketName, objectName);return stream;}}return null;}/**
     * 以流的形式获取一个文件对象（断点下载）
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @param offset     起始字节的位置
     * @param length     要读取的长度 (可选，如果无值则代表读到文件结尾)
     * @return
     */@SneakyThrowspublic InputStreamgetObject(String bucketName, String objectName,long offset, Long length){boolean flag=bucketExists(bucketName);if(flag){
            ObjectStat statObject=statObject(bucketName, objectName);if(statObject!= null&& statObject.length()>0){
                InputStream stream= minioClient.getObject(bucketName, objectName, offset, length);return stream;}}return null;}/**
     * 下载并将文件保存到本地
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @param fileName   File name
     * @return
     */@SneakyThrowspublicbooleangetObject(String bucketName, String objectName, String fileName){boolean flag=bucketExists(bucketName);if(flag){
            ObjectStat statObject=statObject(bucketName, objectName);if(statObject!= null&& statObject.length()>0){
                minioClient.getObject(bucketName, objectName, fileName);returntrue;}}returnfalse;}/**
     * 删除一个对象
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     */@SneakyThrowspublicbooleanremoveObject(String bucketName, String objectName){boolean flag=bucketExists(bucketName);if(flag){
            minioClient.removeObject(bucketName, objectName);returntrue;}returnfalse;}/**
     * 删除指定桶的多个文件对象,返回删除错误的对象列表，全部删除成功，返回空列表
     *
     * @param bucketName  存储桶名称
     * @param objectNames 含有要删除的多个object名称的迭代器对象
     * @return
     */@SneakyThrowspublic List<String>removeObject(String bucketName, List<String> objectNames){
        List<String> deleteErrorNames=newArrayList<>();boolean flag=bucketExists(bucketName);if(flag){
            Iterable<Result<DeleteError>> results= minioClient.removeObjects(bucketName, objectNames);for(Result<DeleteError> result: results){
                DeleteError error= result.get();
                deleteErrorNames.add(error.objectName());}}return deleteErrorNames;}/**
     * 生成一个给HTTP GET请求用的presigned URL。
     * 浏览器/移动端的客户端可以用这个URL进行下载，即使其所在的存储桶是私有的。这个presigned URL可以设置一个失效时间，默认值是7天。
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @param expires    失效时间（以秒为单位），默认是7天，不得大于七天
     * @return
     */@SneakyThrowspublic StringpresignedGetObject(String bucketName, String objectName, Integer expires){boolean flag=bucketExists(bucketName);
        String url="";if(flag){if(expires<1|| expires> DEFAULT_EXPIRY_TIME){thrownewInvalidExpiresRangeException(expires,"expires must be in range of 1 to "+ DEFAULT_EXPIRY_TIME);}
            url= minioClient.presignedGetObject(bucketName, objectName, expires);}return url;}/**
     * 生成一个给HTTP PUT请求用的presigned URL。
     * 浏览器/移动端的客户端可以用这个URL进行上传，即使其所在的存储桶是私有的。这个presigned URL可以设置一个失效时间，默认值是7天。
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @param expires    失效时间（以秒为单位），默认是7天，不得大于七天
     * @return
     */@SneakyThrowspublic StringpresignedPutObject(String bucketName, String objectName, Integer expires){boolean flag=bucketExists(bucketName);
        String url="";if(flag){if(expires<1|| expires> DEFAULT_EXPIRY_TIME){thrownewInvalidExpiresRangeException(expires,"expires must be in range of 1 to "+ DEFAULT_EXPIRY_TIME);}
            url= minioClient.presignedPutObject(bucketName, objectName, expires);}return url;}/**
     * 获取对象的元数据
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @return
     */@SneakyThrowspublic ObjectStatstatObject(String bucketName, String objectName){boolean flag=bucketExists(bucketName);if(flag){
            ObjectStat statObject= minioClient.statObject(bucketName, objectName);return statObject;}return null;}/**
     * 文件访问路径
     *
     * @param bucketName 存储桶名称
     * @param objectName 存储桶里的对象名称
     * @return
     */@SneakyThrowspublic StringgetObjectUrl(String bucketName, String objectName){boolean flag=bucketExists(bucketName);
        String url="";if(flag){
            url= minioClient.getObjectUrl(bucketName, objectName);}return url;}publicvoiddownloadFile(String bucketName, String fileName, String originalName, HttpServletResponse response){try{

            InputStream file= minioClient.getObject(bucketName, fileName);
            String filename=newString(fileName.getBytes("ISO8859-1"), StandardCharsets.UTF_8);if(StringUtils.isNotEmpty(originalName)){
                fileName= originalName;}
            response.setHeader("Content-Disposition","attachment;filename="+ filename);
            ServletOutputStream servletOutputStream= response.getOutputStream();int len;byte[] buffer=newbyte[1024];while((len= file.read(buffer))>0){
                servletOutputStream.write(buffer,
  • 作者：创客公元
  • 原文链接：https://blog.csdn.net/weixin_37264997/article/details/107631796
    更新时间：2022-02-25 18:19:02