public void setCompositions(java.util.Collection<CompositionSummary> compositions) {
        if (compositions == null) {
            this.compositions = null;
            return;
        }

        this.compositions = new java.util.ArrayList<CompositionSummary>(compositions);
    }
<p>
List of the matching Compositions (summary information only).
</p>

@param compositions
       List of the matching Compositions (summary information only).
aws-java-sdk-ivsrealtime/src/main/java/com/amazonaws/services/ivsrealtime/model/ListCompositionsResult.java