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* Revert "removing samples" This reverts commit b06a3df. * removing samples * changes to samples * linting * changes as per comments * Update samples/snippets/src/main/java/com/example/spanner/SpannerSample.java Co-authored-by: Knut Olav Løite <koloite@gmail.com> * Update samples/snippets/src/main/java/com/example/spanner/CopyBackupSample.java Co-authored-by: Knut Olav Løite <koloite@gmail.com> * don't merge * Revert "don't merge" This reverts commit cdf4d17. * linting * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * linting * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md Co-authored-by: Knut Olav Løite <koloite@gmail.com> Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
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samples/snippets/src/main/java/com/example/spanner/CopyBackupSample.java
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| /* | ||
| * Copyright 2022 Google Inc. | ||
| * | ||
| * 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.spanner; | ||
|
|
||
| // [START spanner_copy_backup] | ||
|
|
||
| import com.google.api.gax.longrunning.OperationFuture; | ||
| import com.google.cloud.Timestamp; | ||
| import com.google.cloud.spanner.Backup; | ||
| import com.google.cloud.spanner.BackupId; | ||
| import com.google.cloud.spanner.DatabaseAdminClient; | ||
| import com.google.cloud.spanner.Spanner; | ||
| import com.google.cloud.spanner.SpannerException; | ||
| import com.google.cloud.spanner.SpannerExceptionFactory; | ||
| import com.google.cloud.spanner.SpannerOptions; | ||
| import com.google.spanner.admin.database.v1.CopyBackupMetadata; | ||
| import java.time.LocalDateTime; | ||
| import java.time.OffsetDateTime; | ||
| import java.util.concurrent.ExecutionException; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
||
| public class CopyBackupSample { | ||
| static void copyBackup() { | ||
| // TODO(developer): Replace these variables before running the sample. | ||
| String projectId = "my-project"; | ||
| String instanceId = "my-instance"; | ||
| String sourceBackupId = "my-backup"; | ||
| String destinationBackupId = "my-destination-backup"; | ||
| try (Spanner spanner = | ||
| SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) { | ||
| DatabaseAdminClient databaseAdminClient = spanner.getDatabaseAdminClient(); | ||
| copyBackup(databaseAdminClient, projectId, instanceId, sourceBackupId, destinationBackupId); | ||
| } | ||
| } | ||
|
|
||
| static void copyBackup( | ||
| DatabaseAdminClient databaseAdminClient, | ||
| String projectId, | ||
| String instanceId, | ||
| String sourceBackupId, | ||
| String destinationBackupId) { | ||
|
|
||
| Timestamp expireTime = | ||
| Timestamp.ofTimeMicroseconds( | ||
| TimeUnit.MICROSECONDS.convert( | ||
| System.currentTimeMillis() + TimeUnit.DAYS.toMillis(14), | ||
| TimeUnit.MILLISECONDS)); | ||
| // Creates a copy of an existing backup. | ||
| Backup destinationBackup = | ||
| databaseAdminClient | ||
| .newBackupBuilder(BackupId.of(projectId, instanceId, destinationBackupId)) | ||
| .setExpireTime(expireTime) | ||
| .build(); | ||
|
|
||
| // Initiate the request which returns an OperationFuture. | ||
| System.out.println("Copying backup [" + destinationBackup.getId() + "]..."); | ||
| OperationFuture<Backup, CopyBackupMetadata> operation = | ||
| databaseAdminClient.copyBackup( | ||
| BackupId.of(projectId, instanceId, sourceBackupId), destinationBackup); | ||
| try { | ||
| // Wait for the backup operation to complete. | ||
| destinationBackup = operation.get(); | ||
| System.out.println("Copied backup [" + destinationBackup.getId() + "]"); | ||
| } catch (ExecutionException e) { | ||
| throw (SpannerException) e.getCause(); | ||
| } catch (InterruptedException e) { | ||
| throw SpannerExceptionFactory.propagateInterrupt(e); | ||
| } | ||
| // Load the metadata of the new backup from the server. | ||
| destinationBackup = destinationBackup.reload(); | ||
| System.out.println( | ||
| String.format( | ||
| "Backup %s of size %d bytes was copied at %s for version of database at %s", | ||
| destinationBackup.getId().getName(), | ||
| destinationBackup.getSize(), | ||
| LocalDateTime.ofEpochSecond( | ||
| destinationBackup.getProto().getCreateTime().getSeconds(), | ||
| destinationBackup.getProto().getCreateTime().getNanos(), | ||
| OffsetDateTime.now().getOffset()), | ||
| LocalDateTime.ofEpochSecond( | ||
| destinationBackup.getProto().getVersionTime().getSeconds(), | ||
| destinationBackup.getProto().getVersionTime().getNanos(), | ||
| OffsetDateTime.now().getOffset()))); | ||
| return; | ||
| } | ||
| } | ||
| // [END spanner_copy_backup] |
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