<?php

namespace patest\StructType;

use \WsdlToPhp\PackageBase\AbstractStructBase;

/**
 * This class stands for bSRO.Sales.MultiAllocationTypeSelection StructType
 * @subpackage Structs
 */
class BSRO_Sales_MultiAllocationTypeSelection extends BSRO_Sales_LockTypeSelection
{
    /**
     * The Explanation
     * Meta information extracted from the WSDL
     * - minOccurs: 0
     * - nillable: true
     * @var string
     */
    public $Explanation;
    /**
     * Constructor method for bSRO.Sales.MultiAllocationTypeSelection
     * @uses BSRO_Sales_MultiAllocationTypeSelection::setExplanation()
     * @param string $explanation
     */
    public function __construct($explanation = null)
    {
        $this
            ->setExplanation($explanation);
    }
    /**
     * Get Explanation value
     * An additional test has been added (isset) before returning the property value as
     * this property may have been unset before, due to the fact that this property is
     * removable from the request (nillable=true+minOccurs=0)
     * @return string|null
     */
    public function getExplanation()
    {
        return isset($this->Explanation) ? $this->Explanation : null;
    }
    /**
     * Set Explanation value
     * This property is removable from request (nillable=true+minOccurs=0), therefore
     * if the value assigned to this property is null, it is removed from this object
     * @param string $explanation
     * @return \patest\StructType\BSRO_Sales_MultiAllocationTypeSelection
     */
    public function setExplanation($explanation = null)
    {
        // validation for constraint: string
        if (!is_null($explanation) && !is_string($explanation)) {
            throw new \InvalidArgumentException(sprintf('Invalid value %s, please provide a string, %s given', var_export($explanation, true), gettype($explanation)), __LINE__);
        }
        if (is_null($explanation) || (is_array($explanation) && empty($explanation))) {
            unset($this->Explanation);
        } else {
            $this->Explanation = $explanation;
        }
        return $this;
    }
}
