public DescribeConfigurationSetsResult withConfigurationSets(ConfigurationSetInformation... configurationSets) {
        if (this.configurationSets == null) {
            setConfigurationSets(new java.util.ArrayList<ConfigurationSetInformation>(configurationSets.length));
        }
        for (ConfigurationSetInformation ele : configurationSets) {
            this.configurationSets.add(ele);
        }
        return this;
    }
<p>
An array of ConfigurationSets objects.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setConfigurationSets(java.util.Collection)} or {@link #withConfigurationSets(java.util.Collection)} if
you want to override the existing values.
</p>

@param configurationSets
       An array of ConfigurationSets objects.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-pinpointsmsvoicev2/src/main/java/com/amazonaws/services/pinpointsmsvoicev2/model/DescribeConfigurationSetsResult.java