在jclouds中,使用B2存储和multipart()选项时可能会遇到错误。以下是解决该问题的一个可能的方法。
首先,确保你已经正确配置了B2存储的认证信息和访问密钥。然后,你可以尝试使用以下代码示例来解决问题:
import org.jclouds.blobstore.BlobStore;
import org.jclouds.blobstore.BlobStoreContext;
import org.jclouds.blobstore.domain.Blob;
import org.jclouds.blobstore.options.PutOptions;
import org.jclouds.b2.B2Api;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
public class B2MultipartExample {
public static void main(String[] args) throws IOException {
String accountId = "";
String applicationKey = "";
String bucketName = "";
String filePath = "";
// Create B2Api instance
B2Api b2Api = B2ApiFactory.createB2Api(accountId, applicationKey);
// Get BlobStoreContext for B2
BlobStoreContext context = b2Api.getContext();
BlobStore blobStore = context.getBlobStore();
// Read file
File file = new File(filePath);
byte[] fileData = Files.readAllBytes(file.toPath());
// Create Blob
Blob blob = blobStore.blobBuilder(file.getName())
.payload(fileData)
.contentLength(file.length())
.build();
// Set multipart upload options
PutOptions options = PutOptions.Builder.multipart();
// Upload blob with multipart option
String blobId = blobStore.putBlob(bucketName, blob, options);
System.out.println("Blob uploaded successfully with ID: " + blobId);
// Close the BlobStoreContext
context.close();
}
}
请根据你自己的B2存储帐户信息和文件路径修改上述代码示例中的占位符。这段代码使用jclouds的B2Api创建了一个BlobStoreContext,并使用multipart()选项上传了一个Blob。
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