Examples with BlobInfo com.google.cloud.storage.BlobInfo used on opensource projects

Example 51 with BlobInfo

use of com.google.cloud.storage.BlobInfo in project google-cloud-java by GoogleCloudPlatform.

the class StorageSnippets method createKmsEncrpytedBlob.

/**
 * Example of uploading a blob encrypted service side with a Cloud KMS key.
 */
public Blob createKmsEncrpytedBlob(String bucketName, String blobName, String kmsKeyName) {
    // [START storage_upload_with_kms_key]
    byte[] data = "Hello, World!".getBytes(UTF_8);
    // The name of the existing bucket to set a default KMS key for, e.g. "my-bucket"
    // String bucketName = "my-bucket"
    // The name of the KMS-key to use as a default
    // Key names are provided in the following format:
    // 'projects/<PROJECT>/locations/<LOCATION>/keyRings/<RING_NAME>/cryptoKeys/<KEY_NAME>'
    // String kmsKeyName = ""
    BlobId blobId = BlobId.of(bucketName, blobName);
    BlobInfo blobInfo = BlobInfo.newBuilder(blobId).setContentType("text/plain").build();
    Blob blob = storage.create(blobInfo, data, BlobTargetOption.kmsKeyName(kmsKeyName));
    // [END storage_upload_with_kms_key]
    return blob;
}

Example 52 with BlobInfo

use of com.google.cloud.storage.BlobInfo in project google-cloud-java by GoogleCloudPlatform.

the class ITStorageSnippets method testBlobAcl.

@Test
public void testBlobAcl() {
    String blobName = "test-blob-acl";
    BlobId blobId = BlobId.of(BUCKET, "test-blob-acl");
    BlobInfo blob = BlobInfo.newBuilder(blobId).build();
    Blob createdBlob = storage.create(blob);
    assertNull(storageSnippets.getBlobAcl(BUCKET, blobName, createdBlob.getGeneration()));
    assertNotNull(storageSnippets.createBlobAcl(BUCKET, blobName, createdBlob.getGeneration()));
    Acl updatedAcl = storageSnippets.updateBlobAcl(BUCKET, blobName, createdBlob.getGeneration());
    assertEquals(Acl.Role.OWNER, updatedAcl.getRole());
    Set<Acl> acls = Sets.newHashSet(storageSnippets.listBlobAcls(BUCKET, blobName, createdBlob.getGeneration()));
    assertTrue(acls.contains(updatedAcl));
    assertNull(storageSnippets.getBlobAcl(BUCKET, blobName, USER_EMAIL));
    storage.createAcl(BlobId.of(BUCKET, blobName), Acl.of(new User(USER_EMAIL), Role.READER));
    Acl userAcl = storageSnippets.getBlobAcl(BUCKET, blobName, USER_EMAIL);
    assertNotNull(userAcl);
    assertEquals(USER_EMAIL, ((User) userAcl.getEntity()).getEmail());
    assertNotNull(storageSnippets.getBlobAcl(BUCKET, blobName, createdBlob.getGeneration()));
    assertTrue(storageSnippets.deleteBlobAcl(BUCKET, blobName, createdBlob.getGeneration()));
    assertNull(storageSnippets.getBlobAcl(BUCKET, blobName, createdBlob.getGeneration()));
    // test non-existing blob
    String nonExistingBlob = "test-blob-acl";
    assertNull(storageSnippets.getBlobAcl(BUCKET, nonExistingBlob, 1L));
    assertFalse(storageSnippets.deleteBlobAcl(BUCKET, nonExistingBlob, 1L));
    try {
        storageSnippets.createBlobAcl(BUCKET, nonExistingBlob, 1L);
        fail("Expected StorageException");
    } catch (StorageException ex) {
    // expected
    }
    try {
        storageSnippets.updateBlobAcl(BUCKET, nonExistingBlob, 1L);
        fail("Expected StorageException");
    } catch (StorageException ex) {
    // expected
    }
    try {
        storageSnippets.listBlobAcls(BUCKET, nonExistingBlob, 1L);
        fail("Expected StorageException");
    } catch (StorageException ex) {
    // expected
    }
}

Example 53 with BlobInfo

use of com.google.cloud.storage.BlobInfo in project google-cloud-java by GoogleCloudPlatform.

the class ITStorageTest method testBatchRequest.

@Test
public void testBatchRequest() {
    String sourceBlobName1 = "test-batch-request-blob-1";
    String sourceBlobName2 = "test-batch-request-blob-2";
    BlobInfo sourceBlob1 = BlobInfo.newBuilder(BUCKET, sourceBlobName1).build();
    BlobInfo sourceBlob2 = BlobInfo.newBuilder(BUCKET, sourceBlobName2).build();
    assertNotNull(storage.create(sourceBlob1));
    assertNotNull(storage.create(sourceBlob2));
    // Batch update request
    BlobInfo updatedBlob1 = sourceBlob1.toBuilder().setContentType(CONTENT_TYPE).build();
    BlobInfo updatedBlob2 = sourceBlob2.toBuilder().setContentType(CONTENT_TYPE).build();
    StorageBatch updateBatch = storage.batch();
    StorageBatchResult<Blob> updateResult1 = updateBatch.update(updatedBlob1);
    StorageBatchResult<Blob> updateResult2 = updateBatch.update(updatedBlob2);
    updateBatch.submit();
    Blob remoteUpdatedBlob1 = updateResult1.get();
    Blob remoteUpdatedBlob2 = updateResult2.get();
    assertEquals(sourceBlob1.getBucket(), remoteUpdatedBlob1.getBucket());
    assertEquals(sourceBlob1.getName(), remoteUpdatedBlob1.getName());
    assertEquals(sourceBlob2.getBucket(), remoteUpdatedBlob2.getBucket());
    assertEquals(sourceBlob2.getName(), remoteUpdatedBlob2.getName());
    assertEquals(updatedBlob1.getContentType(), remoteUpdatedBlob1.getContentType());
    assertEquals(updatedBlob2.getContentType(), remoteUpdatedBlob2.getContentType());
    // Batch get request
    StorageBatch getBatch = storage.batch();
    StorageBatchResult<Blob> getResult1 = getBatch.get(BUCKET, sourceBlobName1);
    StorageBatchResult<Blob> getResult2 = getBatch.get(BUCKET, sourceBlobName2);
    getBatch.submit();
    Blob remoteBlob1 = getResult1.get();
    Blob remoteBlob2 = getResult2.get();
    assertEquals(remoteUpdatedBlob1, remoteBlob1);
    assertEquals(remoteUpdatedBlob2, remoteBlob2);
    // Batch delete request
    StorageBatch deleteBatch = storage.batch();
    StorageBatchResult<Boolean> deleteResult1 = deleteBatch.delete(BUCKET, sourceBlobName1);
    StorageBatchResult<Boolean> deleteResult2 = deleteBatch.delete(BUCKET, sourceBlobName2);
    deleteBatch.submit();
    assertTrue(deleteResult1.get());
    assertTrue(deleteResult2.get());
}

Example 54 with BlobInfo

use of com.google.cloud.storage.BlobInfo in project google-cloud-java by GoogleCloudPlatform.

the class ITStorageTest method testReadAndWriteCaptureChannels.

@Test
public void testReadAndWriteCaptureChannels() throws IOException {
    String blobName = "test-read-and-write-capture-channels-blob";
    BlobInfo blob = BlobInfo.newBuilder(BUCKET, blobName).build();
    byte[] stringBytes;
    WriteChannel writer = storage.writer(blob);
    stringBytes = BLOB_STRING_CONTENT.getBytes(UTF_8);
    writer.write(ByteBuffer.wrap(BLOB_BYTE_CONTENT));
    RestorableState<WriteChannel> writerState = writer.capture();
    WriteChannel secondWriter = writerState.restore();
    secondWriter.write(ByteBuffer.wrap(stringBytes));
    secondWriter.close();
    ByteBuffer readBytes;
    ByteBuffer readStringBytes;
    ReadChannel reader = storage.reader(blob.getBlobId());
    reader.setChunkSize(BLOB_BYTE_CONTENT.length);
    readBytes = ByteBuffer.allocate(BLOB_BYTE_CONTENT.length);
    reader.read(readBytes);
    RestorableState<ReadChannel> readerState = reader.capture();
    ReadChannel secondReader = readerState.restore();
    readStringBytes = ByteBuffer.allocate(stringBytes.length);
    secondReader.read(readStringBytes);
    reader.close();
    secondReader.close();
    assertArrayEquals(BLOB_BYTE_CONTENT, readBytes.array());
    assertEquals(BLOB_STRING_CONTENT, new String(readStringBytes.array(), UTF_8));
    assertTrue(storage.delete(BUCKET, blobName));
}

Example 55 with BlobInfo

use of com.google.cloud.storage.BlobInfo in project google-cloud-java by GoogleCloudPlatform.

the class ITStorageTest method testCreateBlobFail.

@Test
public void testCreateBlobFail() {
    String blobName = "test-create-blob-fail";
    BlobInfo blob = BlobInfo.newBuilder(BUCKET, blobName).build();
    Blob remoteBlob = storage.create(blob);
    assertNotNull(remoteBlob);
    BlobInfo wrongGenerationBlob = BlobInfo.newBuilder(BUCKET, blobName, -1L).build();
    try {
        storage.create(wrongGenerationBlob, BLOB_BYTE_CONTENT, Storage.BlobTargetOption.generationMatch());
        fail("StorageException was expected");
    } catch (StorageException ex) {
    // expected
    }
    assertTrue(remoteBlob.delete());
}