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    <h3>Editing: class-wc-object-data-store-interface.php</h3>
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/**
 * Object Data Store Interface
 *
 * @version 3.0.0
 * @package WooCommerce\Interface
 */

/**
 * WC Data Store Interface
 *
 * @version  3.0.0
 */
interface WC_Object_Data_Store_Interface {
	/**
	 * Method to create a new record of a WC_Data based object.
	 *
	 * @param WC_Data $data Data object.
	 */
	public function create( &amp;$data );

	/**
	 * Method to read a record. Creates a new WC_Data based object.
	 *
	 * @param WC_Data $data Data object.
	 */
	public function read( &amp;$data );

	/**
	 * Updates a record in the database.
	 *
	 * @param WC_Data $data Data object.
	 */
	public function update( &amp;$data );

	/**
	 * Deletes a record from the database.
	 *
	 * @param  WC_Data $data Data object.
	 * @param  array   $args Array of args to pass to the delete method.
	 * @return bool result
	 */
	public function delete( &amp;$data, $args = array() );

	/**
	 * Returns an array of meta for an object.
	 *
	 * @param  WC_Data $data Data object.
	 * @return array
	 */
	public function read_meta( &amp;$data );

	/**
	 * Deletes meta based on meta ID.
	 *
	 * @param  WC_Data $data Data object.
	 * @param  object  $meta Meta object (containing at least -&gt;id).
	 * @return array
	 */
	public function delete_meta( &amp;$data, $meta );

	/**
	 * Add new piece of meta.
	 *
	 * @param  WC_Data $data Data object.
	 * @param  object  $meta Meta object (containing -&gt;key and -&gt;value).
	 * @return int meta ID
	 */
	public function add_meta( &amp;$data, $meta );

	/**
	 * Update meta.
	 *
	 * @param  WC_Data $data Data object.
	 * @param  object  $meta Meta object (containing -&gt;id, -&gt;key and -&gt;value).
	 */
	public function update_meta( &amp;$data, $meta );
}
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