public void setRelatedItems(java.util.Collection<SearchRelatedItemsResponseItem> relatedItems) {
        if (relatedItems == null) {
            this.relatedItems = null;
            return;
        }

        this.relatedItems = new java.util.ArrayList<SearchRelatedItemsResponseItem>(relatedItems);
    }
<p>
A list of items related to a case.
</p>

@param relatedItems
       A list of items related to a case.
aws-java-sdk-connectcases/src/main/java/com/amazonaws/services/connectcases/model/SearchRelatedItemsResult.java