@java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(mountPath_)) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 1, mountPath_);
      }
      if (directoryTypeCase_ == 2) {
        output.writeMessage(
            2,
            (com.google.cloud.workstations.v1beta.WorkstationConfig.PersistentDirectory
                    .GceRegionalPersistentDisk)
                directoryType_);
      }
      getUnknownFields().writeTo(output);
    }
<pre>
Optional. Location of this directory in the running workstation.
</pre>

<code>string mount_path = 1 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The bytes for mountPath.
java-workstations/proto-google-cloud-workstations-v1beta/src/main/java/com/google/cloud/workstations/v1beta/WorkstationConfig.java