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

        this.requiredEquipmentTypes = new java.util.ArrayList<String>(requiredEquipmentTypes);
    }
<p>
An array of personal protective equipment types for which you want summary information. If a person is detected
wearing a required requipment type, the person's ID is added to the <code>PersonsWithRequiredEquipment</code>
array field returned in <a>ProtectiveEquipmentSummary</a> by <code>DetectProtectiveEquipment</code>.
</p>

@param requiredEquipmentTypes
       An array of personal protective equipment types for which you want summary information. If a person is
       detected wearing a required requipment type, the person's ID is added to the
       <code>PersonsWithRequiredEquipment</code> array field returned in <a>ProtectiveEquipmentSummary</a> by
       <code>DetectProtectiveEquipment</code>.
@see ProtectiveEquipmentType
aws-java-sdk-rekognition/src/main/java/com/amazonaws/services/rekognition/model/ProtectiveEquipmentSummarizationAttributes.java