declare namespace OIPF {

    /**
     * The ApplicationCollection class represents a collection of Application objects. Next to the properties and
     * methods defined below an ApplicationCollection object SHALL support the array notation to access the
     * Application objects in this collection
     * 
     * @see http://www.oipf.tv/docs/OIPF-T1-R1-Specification-Volume-5-Declarative-Application-Environment-v1_2-2012-09-19.PDF#page=59
     */
    export class ApplicationCollection {
        /**
         * The number of items in the collection.
         */
        public readonly length: number;

        /**
         * Return the item at position `index` in the collection, or `undefined` if no item is present
         * at that position.
         * 
         * @param index The index of the application to be returned. 
         * 
         * @see http://www.oipf.tv/docs/OIPF-T1-R1-Specification-Volume-5-Declarative-Application-Environment-v1_2-2012-09-19.PDF#page=59
         */
        item( index: number ): OIPF.Application | undefined;
    }

}