<?php

namespace EnumType;

use \WsdlToPhp\PackageBase\AbstractStructEnumBase;

/**
 * This class stands for Purchase_Order_AcknowledgementReferenceEnumeration
 * EnumType
 * @subpackage Enumerations
 */
class Purchase_Order_AcknowledgementReferenceEnumeration extends AbstractStructEnumBase
{
    /**
     * Constant for value 'WID'
     * @return string 'WID'
     */
    const VALUE_WID = 'WID';
    /**
     * Constant for value 'PO_Acknowledgement_Number'
     * @return string 'PO_Acknowledgement_Number'
     */
    const VALUE_PO_ACKNOWLEDGEMENT_NUMBER = 'PO_Acknowledgement_Number';
    /**
     * Constant for value 'PO_Acknowledgement_Reference_ID'
     * @return string 'PO_Acknowledgement_Reference_ID'
     */
    const VALUE_PO_ACKNOWLEDGEMENT_REFERENCE_ID = 'PO_Acknowledgement_Reference_ID';
    /**
     * Constant for value 'Supplier_Acknowledgement_Number'
     * @return string 'Supplier_Acknowledgement_Number'
     */
    const VALUE_SUPPLIER_ACKNOWLEDGEMENT_NUMBER = 'Supplier_Acknowledgement_Number';
    /**
     * Return allowed values
     * @uses self::VALUE_WID
     * @uses self::VALUE_PO_ACKNOWLEDGEMENT_NUMBER
     * @uses self::VALUE_PO_ACKNOWLEDGEMENT_REFERENCE_ID
     * @uses self::VALUE_SUPPLIER_ACKNOWLEDGEMENT_NUMBER
     * @return string[]
     */
    public static function getValidValues()
    {
        return array(
            self::VALUE_WID,
            self::VALUE_PO_ACKNOWLEDGEMENT_NUMBER,
            self::VALUE_PO_ACKNOWLEDGEMENT_REFERENCE_ID,
            self::VALUE_SUPPLIER_ACKNOWLEDGEMENT_NUMBER,
        );
    }
}
