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

        this.targetIdentifiers = new java.util.ArrayList<String>(targetIdentifiers);
    }
<p>
The set of <code>targetIdentifier</code> objects returned by the filter.
</p>

@param targetIdentifiers
       The set of <code>targetIdentifier</code> objects returned by the filter.
aws-java-sdk-controltower/src/main/java/com/amazonaws/services/controltower/model/ControlOperationFilter.java