public java.lang.String getPageToken() {
      java.lang.Object ref = pageToken_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        pageToken_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
<pre>
Required. A page token, received from a previous `ListDatacenterConnectors`
call. Provide this to retrieve the subsequent page.

When paginating, all other parameters provided to
`ListDatacenterConnectors` must match the call that provided the page
token.
</pre>

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

@return The pageToken.
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/ListDatacenterConnectorsRequest.java