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PrintFileAcl.java
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PrintFileAcl.java
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/*
* Copyright 2022 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.storage.object;
// [START storage_print_file_acl]
import com.google.cloud.storage.Acl;
import com.google.cloud.storage.Blob;
import com.google.cloud.storage.BlobId;
import com.google.cloud.storage.Storage;
import com.google.cloud.storage.StorageOptions;
import java.util.List;
public class PrintFileAcl {
public static void printFileAcl(String bucketName, String blobName) {
// The ID to give your GCS bucket
// String bucketName = "your-unique-bucket-name";
// The name of the blob/file that you wish to view Acls of
// String blobName = "your-blob-name";
Storage storage = StorageOptions.newBuilder().build().getService();
Blob blob = storage.get(BlobId.of(bucketName, blobName));
List<Acl> blobAcls = blob.getAcl();
for (Acl acl : blobAcls) {
// This will give you the role.
// See https://cloud.google.com/storage/docs/access-control/lists#permissions
String role = acl.getRole().name();
// This will give you the Entity type (i.e. User, Group, Project etc.)
// See https://cloud.google.com/storage/docs/access-control/lists#scopes
String entityType = acl.getEntity().getType().name();
System.out.printf("%s: %s %n", role, entityType);
}
}
}
// [END storage_print_file_acl]