@java.lang.Override
    public boolean hasUser() {
      return principalCase_ == 1;
    }
<pre>
The user who needs to be granted permission.
</pre>

<code>string user = 1;</code>

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