docs: Adding Samples for Creating Dual Region Buckets

README.md

@@ -240,6 +240,7 @@ Samples are in the [`samples/`](https://github.com/googleapis/java-storage/tree/
 | Change Default Storage Class | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/ChangeDefaultStorageClass.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/ChangeDefaultStorageClass.java) |
 | Configure Bucket Cors | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/ConfigureBucketCors.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/ConfigureBucketCors.java) |
 | Create Bucket | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/CreateBucket.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/CreateBucket.java) |
+| Create Bucket Dual Region | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketDualRegion.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketDualRegion.java) |
 | Create Bucket Pub Sub Notification | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketPubSubNotification.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketPubSubNotification.java) |
 | Create Bucket With Storage Class And Location | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketWithStorageClassAndLocation.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketWithStorageClassAndLocation.java) |
 | Create Bucket With Turbo Replication | [source code](https://github.com/googleapis/java-storage/blob/main/samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketWithTurboReplication.java) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/java-storage&page=editor&open_in_editor=samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketWithTurboReplication.java) |

samples/snippets/src/main/java/com/example/storage/bucket/CreateBucketDualRegion.java

@@ -0,0 +1,54 @@
+/*
+ * 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.bucket;
+
+// [START storage_create_bucket_dual_region]
+
+import com.google.cloud.storage.Bucket;
+import com.google.cloud.storage.BucketInfo;
+import com.google.cloud.storage.Storage;
+import com.google.cloud.storage.StorageOptions;
+
+public class CreateBucketDualRegion {
+
+  public static void createBucketDualRegion(
+      String projectId, String bucketName, String firstRegion, String secondRegion) {
+    // The ID of your GCP project
+    // String projectId = "your-project-id";
+
+    // The ID to give your GCS bucket
+    // String bucketName = "your-unique-bucket-name";
+
+    // One of the regions the dual region bucket is to be created in.
+    // String firstRegion = "US-EAST1";
+
+    // The second region the dual region bucket is to be created in.
+    // String secondRegion = "US-WEST1";
+
+    // Construct the dual region ie. "US-EAST1+US-WEST1"
+    String dualRegion = firstRegion + "+" + secondRegion;
+
+    Storage storage = StorageOptions.newBuilder().setProjectId(projectId).build().getService();
+
+    Bucket bucket =
+        storage.create(BucketInfo.newBuilder(bucketName).setLocation(dualRegion).build());
+
+    System.out.println(
+        "Created bucket " + bucket.getName() + " in location " + bucket.getLocation());
+  }
+}
+// [END storage_create_bucket_dual_region]

samples/snippets/src/test/java/com/example/storage/bucket/CreateBucketDualRegionTest.java

@@ -0,0 +1,39 @@
+/*
+ * 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.bucket;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.junit.Assert.assertNotNull;
+
+import com.example.storage.TestBase;
+import com.google.cloud.storage.testing.RemoteStorageHelper;
+import org.junit.Test;
+
+public class CreateBucketDualRegionTest extends TestBase {
+
+  private static final String PROJECT_ID = System.getenv("GOOGLE_CLOUD_PROJECT");
+
+  @Test
+  public void testCreateBucketDualRegion() {
+    assertNotNull("Unable to determine Project ID", PROJECT_ID);
+    String newBucket = RemoteStorageHelper.generateBucketName();
+    CreateBucketDualRegion.createBucketDualRegion(PROJECT_ID, newBucket, "US-EAST1", "US-WEST1");
+    assertThat(stdOut.getCapturedOutputAsUtf8String()).contains("US-WEST1");
+    assertThat(stdOut.getCapturedOutputAsUtf8String()).contains("US-EAST1");
+    assertThat(stdOut.getCapturedOutputAsUtf8String()).contains("Created bucket");
+  }
+}