@java.lang.Override
    public long getOrganizationNumber() {
      return organizationNumber_;
    }
<pre>
Optional. Organization resource ID that the source projects should belong
to. Projects that do not belong to the provided organization are not
considered when creating the dataset.
</pre>

<code>int64 organization_number = 22 [(.google.api.field_behavior) = OPTIONAL];</code>

@return The organizationNumber.
java-storageinsights/proto-google-cloud-storageinsights-v1/src/main/java/com/google/cloud/storageinsights/v1/DatasetConfig.java