public void setCompletedProperties(java.util.Collection<String> completedProperties) {
        if (completedProperties == null) {
            this.completedProperties = null;
            return;
        }

        this.completedProperties = new java.util.ArrayList<String>(completedProperties);
    }
<p>
The list of properties in the domain configuration change that have completed.
</p>

@param completedProperties
       The list of properties in the domain configuration change that have completed.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/ChangeProgressStatusDetails.java