module/Core/src/Grid/Core/Model/Package/Model.php
protected static function loadPackageData()
    {
        if ( ! is_file( static::PACKAGE_FILE ) )
        {
            return null;
        }

        if ( null === static::$packageData )
        {
            static::$packageData = static::loadJsonData( static::PACKAGE_FILE );
        }

        return static::$packageData;
    }
protected static function loadPackageData()
    {
        if ( ! is_file( static::PACKAGE_FILE ) )
        {
            return null;
        }

        if ( null === static::$packageData )
        {
            static::$packageData = static::loadJsonData( static::PACKAGE_FILE );
        }

        return static::$packageData;
    }
protected static function loadPackageData ( ) { if ( ! is_file ( static :: PACKAGE_FILE ) ) { return null ; } if ( null === static :: $ packageData ) { static :: $ packageData = static :: loadJsonData ( static :: PACKAGE_FILE ) ; } return static :: $ packageData ; }
Load package data

@return  mixed
Load package data