code: public static DiskInfo of(DiskId diskId, DiskConfiguration configuration) {
      return newBuilder(diskId, configuration).build();
    }
docs: Returns a {@code DiskInfo} object given its identity and configuration. Use {@link
  StandardDiskConfiguration} to create a simple disk given its type and size. Use {@link
  SnapshotDiskConfiguration} to create a disk from a snapshot. Use {@link ImageDiskConfiguration}
  to create a disk from a disk image.