----- Original Message ----- From: "Joe Wielgosz" <address@hidden> To: "John Caron" <address@hidden>; <address@hidden> Sent: Monday, June 03, 2002 1:05 PM Subject: SOAP and DTDs > Hi John, > > Something interesting I just came across in "Building Web Services with > Java": > > "Simple Object Access Protocol (SOAP) ... explicitly forbids the use of > DTDs for defining document structure" > > They also say that > > "data-oriented XML applications have moved away from DTDs; these > applications use another mechanism to validate XML documents and to > enforce document structure and datatype rules. To address the problems > inherent in DTDs, the XML community developed XML Schema.." > > Something to consider for THREDDS catalogs.. > > - Joe thanks for the info, i didnt realize about the "explicit forbid". We have been closely following XML Schema, and expect to eventually use it instead of DTDs. SOAP looks like a likely winner for delivering services, and we may prototype something in it soon.
NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.