Java调用Oss JDk实现删除指定目录下的所有文件

<dependency>
    <groupId>com.aliyun.oss</groupId>
    <artifactId>aliyun-sdk-oss</artifactId>
    <version>3.16.1</version>
</dependency>

/**
	 * 删除指定前缀或目录下的多个文件
	 *
	 * @param prefix 删除目录
	 */
	public void deletePathFileList(String prefix) {
		OSS ossClient = null;
		try {
            //封装创建Oss实例
			CredentialsProvider credentialsProvider = new DefaultCredentialProvider(access_key, secret_key);
			ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration();
			clientBuilderConfiguration.setSignatureVersion(SignVersion.V4);
			ossClient = OSSClientBuilder.create().endpoint(endpoint).credentialsProvider(credentialsProvider).clientConfiguration(clientBuilderConfiguration).region(region).build();
            // 列举所有包含指定前缀的文件并删除。
			String nextMarker = null;
			ObjectListing objectListing;
			do {
				ListObjectsRequest listObjectsRequest = new ListObjectsRequest(bucket).withPrefix(prefix).withMarker(nextMarker);
 
				objectListing = ossClient.listObjects(listObjectsRequest);
				if (!objectListing.getObjectSummaries().isEmpty()) {
					List<String> keys = new ArrayList<>();
					for (OSSObjectSummary s : objectListing.getObjectSummaries()) {
						keys.add(s.getKey());
					}
					DeleteObjectsRequest deleteObjectsRequest = new DeleteObjectsRequest(bucket).withKeys(keys).withEncodingType("url");
					DeleteObjectsResult deleteObjectsResult = ossClient.deleteObjects(deleteObjectsRequest);
					List<String> deletedObjects = deleteObjectsResult.getDeletedObjects();
					for (String obj : deletedObjects) {
						String deleteObj = URLDecoder.decode(obj, "UTF-8");
						System.out.println(deleteObj);
					}
				}
				nextMarker = objectListing.getNextMarker();
			} while (objectListing.isTruncated());
		} catch (Exception e) {
			log.error("阿里云删除指定前缀或目录下的多个文件异常:{}", e.getMessage());
		} finally {
			if (ossClient != null) {
				ossClient.shutdown();
			}
		}
	}

import org.apache.commons.io.FileUtils;
import java.io.File;
import java.io.IOException; 
public class Main {
    public static void main(String[] args) throws IOException {
        File directory = new File("/path/to/dir");
        FileUtils.cleanDirectory(directory);
    }
}

import org.apache.commons.io.FileUtils;
import java.io.File;
import java.io.IOException; 
public class Main {
    public static void main(String[] args) throws IOException {
        File directory = new File("/path/to/dir");
        FileUtils.deleteDirectory(directory);
    }
}

import org.apache.commons.io.FileUtils;
import java.io.File;
import java.io.IOException;
public class Main {
    public static void main(String[] args) throws IOException {
        File directory = new File("/path/to/dir");
        FileUtils.forceDelete(directory);
    }
}

import java.io.File;
import java.util.Objects; 
public class Main {
    public static void main(String[] args) {
        File directory = new File("/path/to/dir"); 
        for (File file: Objects.requireNonNull(directory.listFiles())) {
            if (!file.isDirectory()) {
                file.delete();
            }
        }
    }
}

import java.io.File;
import java.util.Arrays;
import java.util.Objects;
import java.util.function.Predicate; 
public class Main {
    public static void deleteDirectory(File directory) {
        Arrays.stream(Objects.requireNonNull(directory.listFiles()))
                .filter(Predicate.not(File::isDirectory))
                .forEach(File::delete);
    } 
    public static void main(String[] args) {
        File directory = new File("/path/to/dir");
        deleteDirectory(directory);
    }
}

import java.io.File;
import java.util.Objects; 
public class Main {
    public static void deleteDirectory(File directory) {
        for (File file: Objects.requireNonNull(directory.listFiles())) {
            if (file.isDirectory()) {
                deleteDirectory(file);
            } else {
                file.delete();
            }
        }
    } 
    public static void main(String[] args) {
        File directory = new File("/path/to/dir");
        deleteDirectory(directory);
    }
}

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Comparator; 
public class Main {
    public static void deleteDirectory(Path directory) throws IOException {
        Files.walk(directory)
                .sorted(Comparator.reverseOrder())
                .map(Path::toFile)
                .forEach(File::delete);
    } 
    public static void main(String[] args) throws IOException {
        Path directory = Path.of("/path/to/dir");
        deleteDirectory(directory);
    }
}

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path; 
public class Main {
    public static void deleteDirectory(File directory) throws IOException {
        Files.walk(directory.toPath())
                .filter(Files::isRegularFile)
                .map(Path::toFile)
                .forEach(File::delete);
    } 
    public static void main(String[] args) throws IOException {
        File directory = new File("/path/to/dir");
        deleteDirectory(directory);
    }
}