public java.lang.String getDiskType() {
          java.lang.Object ref = diskType_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            diskType_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
<pre>
Optional. The [type of the persistent
disk](https://cloud.google.com/compute/docs/disks#disk-types) for the
home directory. Defaults to `"pd-standard"`.
</pre>

<code>string disk_type = 3 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The diskType.
java-workstations/proto-google-cloud-workstations-v1/src/main/java/com/google/cloud/workstations/v1/WorkstationConfig.java