@java.lang.Override
  public int getPageSize() {
    return pageSize_;
  }
<pre>
Optional. Maximum number of items to return.
</pre>

<code>int32 page_size = 2 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The pageSize.
java-workstations/proto-google-cloud-workstations-v1/src/main/java/com/google/cloud/workstations/v1/ListUsableWorkstationConfigsRequest.java