public Builder setMigratingVms(
        int index, com.google.cloud.vmmigration.v1.MigratingVm.Builder builderForValue) {
      if (migratingVmsBuilder_ == null) {
        ensureMigratingVmsIsMutable();
        migratingVms_.set(index, builderForValue.build());
        onChanged();
      } else {
        migratingVmsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
<pre>
Output only. The list of Migrating VMs response.
</pre>

<code>
repeated .google.cloud.vmmigration.v1.MigratingVm migrating_vms = 1 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/ListMigratingVmsResponse.java