@java.lang.Override
      public com.google.cloud.workstations.v1beta.WorkstationConfig.EphemeralDirectory
              .GcePersistentDisk
          getGcePd() {
        if (gcePdBuilder_ == null) {
          if (directoryTypeCase_ == 3) {
            return (com.google.cloud.workstations.v1beta.WorkstationConfig.EphemeralDirectory
                    .GcePersistentDisk)
                directoryType_;
          }
          return com.google.cloud.workstations.v1beta.WorkstationConfig.EphemeralDirectory
              .GcePersistentDisk.getDefaultInstance();
        } else {
          if (directoryTypeCase_ == 3) {
            return gcePdBuilder_.getMessage();
          }
          return com.google.cloud.workstations.v1beta.WorkstationConfig.EphemeralDirectory
              .GcePersistentDisk.getDefaultInstance();
        }
      }
<pre>
An EphemeralDirectory backed by a Compute Engine persistent disk.
</pre>

<code>
.google.cloud.workstations.v1beta.WorkstationConfig.EphemeralDirectory.GcePersistentDisk gce_pd = 3;
</code>

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