@java.lang.Override
    public int getPageSize() {
      return pageSize_;
    }
<pre>
Optional. The standard list page size.
</pre>

<code>int32 page_size = 3 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The pageSize.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/ListEndpointsRequest.java