BS ISO 20078-2:2019 pdf free.Road vehicles – Extended vehicle (ExVe) web services.
3 Terms, definitions and abbreviated terms 3.1 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 20078-1 apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: -ISO Online browsing platform: available at https://www.iso.org/obp IEC Electropedia: available at http://www.electropedia.org/ 3.2 Abbreviated terms For the purposes of this document, the abbreviated terms given in ISO 20078-1 apply. . 4 Representational State Transfer based Interface 4.1 General The following defines the requirements on a Representational State Transfer (R EST][3] based web service interface using Hypertext Transfer Protocol Secure (HTTPS][1][2][8] based on Transport Layer Security (TLS) to give the Accessing Party secure Access to Resources provided by the Offering Party.There are two primary elements defining an URI; Entities and Resources (Table 2]. Entities are the fundamental objects representing e.g. vehicles, ECUs, drivers and fleets. Resources are the actual data, aggregated information or functions associated with an entity and a specific use case. REQ_ 04_ 02_ 05 Resources shall be named and described. EXAMPLE Fuel level could be an example of a single data item Resource and vehicle position an aggregate consisting of several data items (e.g. latitude, longitude, sample time), lock and un-lock the vehicle a functionality. REQ_ 04_ 02_ 06 The Offering Party should have the possibility to extend Resources, but shall not be able to . reduce Resources. Thus by REQ_ _04 _02 _06 it is not possible to remove data items from a Resource, other than through an update of the underlying use case specification. It is however possible to add data items to a Resource ; (i.e. versioning).Table 14 can be selectively explained by Example 2: Resource B is included in web service B. If Resource B is not granted, no Access to web service B is allowed, Example 4: Resource C and D are included in the web service CD. If Resource C is granted, but not resource D, access to C using the web service CD is allowed. (Web service CD needs to be structured in a way making this possible), Example 6: Resource G is included in both web service G’ and G”. If resource G is granted, full access to both web service G’ and G” is allowed.BS ISO 20078-2 pdf download.