@java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(vmId_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, vmId_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(datacenterId_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 2, datacenterId_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(datacenterDescription_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 3, datacenterDescription_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(uuid_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 4, uuid_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(displayName_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 5, displayName_);
    }
    if (powerState_
        != com.google.cloud.vmmigration.v1.VmwareVmDetails.PowerState.POWER_STATE_UNSPECIFIED
            .getNumber()) {
      output.writeEnum(6, powerState_);
    }
    if (cpuCount_ != 0) {
      output.writeInt32(7, cpuCount_);
    }
    if (memoryMb_ != 0) {
      output.writeInt32(8, memoryMb_);
    }
    if (diskCount_ != 0) {
      output.writeInt32(9, diskCount_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(guestDescription_)) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 11, guestDescription_);
    }
    if (committedStorageMb_ != 0L) {
      output.writeInt64(12, committedStorageMb_);
    }
    if (bootOption_
        != com.google.cloud.vmmigration.v1.VmwareVmDetails.BootOption.BOOT_OPTION_UNSPECIFIED
            .getNumber()) {
      output.writeEnum(13, bootOption_);
    }
    getUnknownFields().writeTo(output);
  }
<pre>
Output only. The VM Boot Option.
</pre>

<code>
.google.cloud.vmmigration.v1.VmwareVmDetails.BootOption boot_option = 13 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>

@return The bootOption.
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/VmwareVmDetails.java