public boolean hasPrincipal() {
      return ((bitField0_ & 0x00000002) != 0);
    }
<pre>
Required. The consumer provided user/service account which needs to be
granted permission to bind with the intranet VPC corresponding to the
consumer project.
</pre>

<code>
.google.cloud.vmwareengine.v1.Principal principal = 2 [(.google.api.field_behavior) = REQUIRED];
</code>

@return Whether the principal field is set.
java-vmwareengine/proto-google-cloud-vmwareengine-v1/src/main/java/com/google/cloud/vmwareengine/v1/GrantDnsBindPermissionRequest.java