1 /*
2  * Copyright 2016 Google LLC
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *       http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.google.cloud.examples.compute.snippets;
18 
19 import com.google.cloud.ServiceOptions;
20 import com.google.cloud.compute.v1.CreateSnapshotDiskRequest;
21 import com.google.cloud.compute.v1.DisksClient;
22 import com.google.cloud.compute.v1.Operation;
23 import com.google.cloud.compute.v1.Snapshot;
24 import java.io.IOException;
25 
26 /**
27  * A snippet for Google Cloud Compute Engine showing how to create a snapshot of a disk if the disk
28  * exists.
29  */
30 public class CreateSnapshot {
31   private static final String DISK_NAME = "test-disk";
32   private static final String DEFAULT_PROJECT = ServiceOptions.getDefaultProjectId();
33   private static final String ZONE = "us-central1-a";
34 
main(String... args)35   public static void main(String... args) throws IOException {
36     Snapshot snapshotResource = Snapshot.newBuilder().setName("test-snapshot").build();
37     CreateSnapshotDiskRequest diskRequest =
38         CreateSnapshotDiskRequest.newBuilder()
39             .setDisk(DISK_NAME)
40             .setGuestFlush(Boolean.FALSE)
41             .setSnapshotResource(snapshotResource)
42             .build();
43     try (DisksClient disksClient = DisksClient.create()) {
44       Operation snapshotDisk = disksClient.createSnapshot(diskRequest);
45       if (snapshotDisk.getError() == null) {
46         System.out.println("Snapshot was successfully created");
47       } else {
48         // inspect operation.getErrors()
49         throw new RuntimeException("Snapshot creation failed");
50       }
51     }
52   }
53 }
54