public void setRegionLinkingMode(String regionLinkingMode) {
        this.regionLinkingMode = regionLinkingMode;
    }
<p>
Indicates whether to link all Regions, all Regions except for a list of excluded Regions, or a list of included
Regions.
</p>

@param regionLinkingMode
       Indicates whether to link all Regions, all Regions except for a list of excluded Regions, or a list of
       included Regions.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/GetFindingAggregatorResult.java