public void setDryRun(Boolean dryRun) {
        this.dryRun = dryRun;
    }
<p>
When set to <code>True</code>, returns the list of change IDs and properties that will be cancelled without
actually cancelling the change.
</p>

@param dryRun
       When set to <code>True</code>, returns the list of change IDs and properties that will be cancelled
       without actually cancelling the change.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/CancelDomainConfigChangeRequest.java