From 7779d706470c66f9903d7e820a4b767cdc7c9ad6 Mon Sep 17 00:00:00 2001 From: "tanfengling@x-ri.com" <123456> Date: Mon, 8 Dec 2025 14:43:43 +0800 Subject: [PATCH] =?UTF-8?q?[OSS]=E6=96=87=E4=BB=B6=E6=9C=8D=E5=8A=A1?= =?UTF-8?q?=E6=8F=92=E4=BB=B6?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../fileserver/OSSFileStorageServiceExt.java | 279 ++++++++++++++++++ 1 file changed, 279 insertions(+) create mode 100644 lc123/cloud/app/fileserver/OSSFileStorageServiceExt.java diff --git a/lc123/cloud/app/fileserver/OSSFileStorageServiceExt.java b/lc123/cloud/app/fileserver/OSSFileStorageServiceExt.java new file mode 100644 index 0000000..5499201 --- /dev/null +++ b/lc123/cloud/app/fileserver/OSSFileStorageServiceExt.java @@ -0,0 +1,279 @@ +package tqq9.lc123.cloud.app.fileserver; + +import com.aliyun.oss.*; +import com.aliyun.oss.common.auth.CredentialsProviderFactory; +import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider; +import com.aliyun.oss.common.comm.SignVersion; +import com.aliyun.oss.model.PutObjectRequest; +import com.aliyun.oss.model.PutObjectResult; +import kd.bos.filestorage.s3.util.URLUtils; +import kd.bos.filestorage.spi.FileStorageConfig; +import kd.bos.filestorage.spi.FileStorageService; +import kd.bos.logging.Log; +import kd.bos.logging.LogFactory; +import tqq9.lc123.cloud.app.plugin.utils.ConfigUtils; + +import java.io.File; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.util.List; +import java.util.Map; + +/** + * 阿里云OSS文件服务扩展 + */ +public class OSSFileStorageServiceExt implements FileStorageService { + + private static final Log log = LogFactory.getLog(OSSFileStorageServiceExt.class); + + private OSS ossClient; + private String endPoint = ConfigUtils.getThirdConfigByNumber("ALI_OSS_EndPoint"); + private String accessKeyId = ConfigUtils.getThirdConfigByNumber("ALI_OSS_AccessKey_ID"); + private String accessKeySecret = ConfigUtils.getThirdConfigByNumber("ALI_OSS_AccessKey_Secret"); + //目录名称 + private String directory = ConfigUtils.getThirdConfigByNumber("ALI_OSS_Directory"); + //存储空间名称 + private String bucketName = ConfigUtils.getThirdConfigByNumber("ALI_OSS_BucketName"); + //地域 + private String region = ConfigUtils.getThirdConfigByNumber("ALI_OSS_Region"); + + @Override + public void setConfig(FileStorageConfig fileStorageConfig) { + ossClient = new OSSClientBuilder().build(endPoint, accessKeyId, accessKeySecret); + } + + @Override + public List getForbiddenExtensions() throws Exception { + return null; + } + + @Override + public String getTicket() throws Exception { + return null; + } + + @Override + public String upload(InputStream inputStream, String filePath, String fileName, boolean isCreateNewFileWhenExists, Map headers) throws Exception { + // Endpoint以华东1（杭州）为例，其它Region请按实际情况填写。 + //String endpoint = "https://oss-cn-hangzhou.aliyuncs.com"; + // 从环境变量中获取访问凭证。运行本代码示例之前，请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。 + EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider(); + // 填写Bucket名称，例如examplebucket。 +// String bucketName = "examplebucket"; + // 填写Object完整路径，完整路径中不能包含Bucket名称，例如exampledir/exampleobject.txt。 + String objectName = directory + "/" + fileName; + // 填写本地文件的完整路径，例如D:\\localpath\\examplefile.txt。 + // 如果未指定本地路径，则默认从示例程序所属项目对应本地路径中上传文件。 +// String filePath= "D:\\localpath\\examplefile.txt"; + // 填写Bucket所在地域。以华东1（杭州）为例，Region填写为cn-hangzhou。 +// String region = "cn-hangzhou"; + + // 创建OSSClient实例。 + // 当OSSClient实例不再使用时，调用shutdown方法以释放资源。 + ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration(); + clientBuilderConfiguration.setSignatureVersion(SignVersion.V4); + OSS ossClient = OSSClientBuilder.create() + .endpoint(endPoint) + .credentialsProvider(credentialsProvider) + .clientConfiguration(clientBuilderConfiguration) + .region(region) + .build(); + + try { + // 创建PutObjectRequest对象。 + PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, new File(filePath)); + // 如果需要上传时设置存储类型和访问权限，请参考以下示例代码。 + // ObjectMetadata metadata = new ObjectMetadata(); + // metadata.setHeader(OSSHeaders.OSS_STORAGE_CLASS, StorageClass.Standard.toString()); + // metadata.setObjectAcl(CannedAccessControlList.Private); + // putObjectRequest.setMetadata(metadata); + + // 上传文件。 + PutObjectResult result = ossClient.putObject(putObjectRequest); + } catch (OSSException oe) { + System.out.println("Caught an OSSException, which means your request made it to OSS, " + + "but was rejected with an error response for some reason."); + System.out.println("Error Message:" + oe.getErrorMessage()); + System.out.println("Error Code:" + oe.getErrorCode()); + System.out.println("Request ID:" + oe.getRequestId()); + System.out.println("Host ID:" + oe.getHostId()); + } catch (ClientException ce) { + System.out.println("Caught an ClientException, which means the client encountered " + + "a serious internal problem while trying to communicate with OSS, " + + "such as not being able to access the network."); + System.out.println("Error Message:" + ce.getMessage()); + } finally { + if (ossClient != null) { + ossClient.shutdown(); + } + } + + return null; + } + + @Override + public InputStream getInputStream(String fullFilePath, String userAgent) throws Exception { + URLUtils.ValidUrl validUrl = URLUtils.getValidUrl(fullFilePath); + return ossClient.getObject(bucketName, validUrl.getFilePath()).getObjectContent(); + } + + @Override + public void download(String fullFilePath, OutputStream outputStream, String userAgent) throws Exception { + // Endpoint以华东1（杭州）为例，其它Region请按实际情况填写。 +// String endpoint = "https://oss-cn-hangzhou.aliyuncs.com"; + //从环境变量中获取访问凭证。运行本代码示例之前，请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。 + EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider(); + // 填写Bucket名称，例如examplebucket。 +// String bucketName = "examplebucket"; + // 填写不包含Bucket名称在内的Object完整路径，例如testfolder/exampleobject.txt。 + File file = new File(fullFilePath); + String fileName = file.getName(); + String objectName = directory + "/" + fileName; + // 填写Object下载到本地的完整路径。 +// String pathName = "D:\\localpath\\examplefile.txt"; + // 填写Bucket所在地域。以华东1（杭州）为例，Region填写为cn-hangzhou。 +// String region = "cn-hangzhou"; + + // 创建OSSClient实例。 + // 当OSSClient实例不再使用时，调用shutdown方法以释放资源。 + ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration(); + clientBuilderConfiguration.setSignatureVersion(SignVersion.V4); + OSS ossClient = OSSClientBuilder.create() + .endpoint(endPoint) + .credentialsProvider(credentialsProvider) + .clientConfiguration(clientBuilderConfiguration) + .region(region) + .build(); + + try { + // 下载Object到本地文件，并保存到指定的本地路径中。如果指定的本地文件存在会覆盖，不存在则新建。 + // 如果未指定本地路径，则下载后的文件默认保存到示例程序所属项目对应本地路径中。 +// ossClient.getObject(new GetObjectRequest(bucketName, objectName), new File(fullFilePath)); + } catch (OSSException oe) { + System.out.println("Caught an OSSException, which means your request made it to OSS, " + + "but was rejected with an error response for some reason."); + System.out.println("Error Message:" + oe.getErrorMessage()); + System.out.println("Error Code:" + oe.getErrorCode()); + System.out.println("Request ID:" + oe.getRequestId()); + System.out.println("Host ID:" + oe.getHostId()); + } catch (ClientException ce) { + System.out.println("Caught an ClientException, which means the client encountered " + + "a serious internal problem while trying to communicate with OSS, " + + "such as not being able to access the network."); + System.out.println("Error Message:" + ce.getMessage()); + } finally { + if (ossClient != null) { + ossClient.shutdown(); + } + } + } + + @Override + public void delete(String fullFilePath) throws Exception { + // Endpoint以华东1（杭州）为例，其它Region请按实际情况填写。 +// String endpoint = "https://oss-cn-hangzhou.aliyuncs.com"; + // 从环境变量中获取访问凭证。运行本代码示例之前，请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。 + EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider(); + // 填写Bucket名称，例如examplebucket。 +// String bucketName = "examplebucket"; + // 填写文件完整路径。文件完整路径中不能包含Bucket名称。 +// String objectName = "exampleobject.txt"; + File file = new File(fullFilePath); + String objectName = file.getName(); + // 填写Bucket所在地域。以华东1（杭州）为例，Region填写为cn-hangzhou。 +// String region = "cn-hangzhou"; + + // 创建OSSClient实例。 + // 当OSSClient实例不再使用时，调用shutdown方法以释放资源。 + ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration(); + clientBuilderConfiguration.setSignatureVersion(SignVersion.V4); + OSS ossClient = OSSClientBuilder.create() + .endpoint(endPoint) + .credentialsProvider(credentialsProvider) + .clientConfiguration(clientBuilderConfiguration) + .region(region) + .build(); + + try { + // 删除文件或目录。如果要删除目录，目录必须为空。 + ossClient.deleteObject(bucketName, objectName); + } catch (OSSException oe) { + System.out.println("Caught an OSSException, which means your request made it to OSS, " + + "but was rejected with an error response for some reason."); + System.out.println("Error Message:" + oe.getErrorMessage()); + System.out.println("Error Code:" + oe.getErrorCode()); + System.out.println("Request ID:" + oe.getRequestId()); + System.out.println("Host ID:" + oe.getHostId()); + } catch (ClientException ce) { + System.out.println("Caught an ClientException, which means the client encountered " + + "a serious internal problem while trying to communicate with OSS, " + + "such as not being able to access the network."); + System.out.println("Error Message:" + ce.getMessage()); + } finally { + if (ossClient != null) { + ossClient.shutdown(); + } + } + } + + @Override + public boolean exists(String fullFilePath) throws Exception { + // Endpoint以华东1（杭州）为例，其它Region请按实际情况填写。 +// String endpoint = "https://oss-cn-hangzhou.aliyuncs.com"; + // 从环境变量中获取访问凭证。运行本代码示例之前，请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。 + EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider(); + // 填写Bucket名称，例如examplebucket。 +// String bucketName = "examplebucket"; + // 填写不包含Bucket名称在内的Object完整路径，例如exampleobject.txt。 +// String objectName = "exampleobject.txt"; + File file = new File(fullFilePath); + String objectName = file.getName(); + // 填写Bucket所在地域。以华东1（杭州）为例，Region填写为cn-hangzhou。 +// String region = "cn-hangzhou"; + + // 创建OSSClient实例。 + // 当OSSClient实例不再使用时，调用shutdown方法以释放资源。 + ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration(); + clientBuilderConfiguration.setSignatureVersion(SignVersion.V4); + OSS ossClient = OSSClientBuilder.create() + .endpoint(endPoint) + .credentialsProvider(credentialsProvider) + .clientConfiguration(clientBuilderConfiguration) + .region(region) + .build(); + + try { + // 判断文件是否存在。如果返回值为true，则文件存在，否则存储空间或者文件不存在。 + // 设置是否进行重定向或者镜像回源。默认值为true，表示忽略302重定向和镜像回源；如果设置isINoss为false，则进行302重定向或者镜像回源。 + //boolean isINoss = true; + boolean found = ossClient.doesObjectExist(bucketName, objectName); + //boolean found = ossClient.doesObjectExist(bucketName, objectName, isINoss); + System.out.println(found); + } catch (OSSException oe) { + System.out.println("Caught an OSSException, which means your request made it to OSS, " + + "but was rejected with an error response for some reason."); + System.out.println("Error Message:" + oe.getErrorMessage()); + System.out.println("Error Code:" + oe.getErrorCode()); + System.out.println("Request ID:" + oe.getRequestId()); + System.out.println("Host ID:" + oe.getHostId()); + } catch (ClientException ce) { + System.out.println("Caught an ClientException, which means the client encountered " + + "a serious internal problem while trying to communicate with OSS, " + + "such as not being able to access the network."); + System.out.println("Error Message:" + ce.getMessage()); + } finally { + if (ossClient != null) { + ossClient.shutdown(); + } + } + return false; + } + + @Override + public void close() throws IOException { + if(ossClient != null){ + ossClient.shutdown(); + } + } +}