Issue 18076: Location: 18.2 Classifier Descriptions Extend Constraints. 695 - Extensions must be a DAG (uml25-ftf) Source: Lockheed Martin (Mr. Michael Jesse Chonoles, michael_chonoles2(at)omg.org) Nature: Uncategorized Issue Severity: Significant Summary: Missing constraint or discussion anywhere that the chain of extends relations must not contain loops Resolution: Revised Text: Actions taken: September 28, 2012: received issue Discussion: End of Annotations:===== s is issue # 18076 Problem: 18.045 Severity: Medium Type: Missing material Location: 18.2 Classifier Descriptions Extend Constraints. 695 Title Extensions must be a DAG Description: Missing constraint or discussion anywhere that the chain of extends relations must not contain loops Source: Michael Jesse Chonoles Date: Tue, 19 Feb 2013 15:42:15 +0000 From: Dave Hawkins User-Agent: Mozilla/5.0 (X11; Linux i686 on x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 To: "Manfred R. Koethe" CC: "uml25-ftf@omg.org" Subject: [UML 2.5 FTF] Ballot 2 - Issue 18076 X-Source-IP: userp1040.oracle.com [156.151.31.81] X-Virus-Scanned: amavisd-new at omg.org X-Brightmail-Tracker: AAAAAA== X-Brightmail-Tracker: AAAAAA== If it remains possible to have self extension, the sentence "The extended UseCase is defined independently of the extending UseCase and is meaningful independently of the extending UseCase" in section 18.1.3 isn't really accurate. Dave On 17/02/13 22:27, Manfred R. Koethe wrote: Dear Colleagues, Thank you all for reading and commenting on Ballot 2 right away. As requested, and considering the early comments, I herewith change the voting period of Ballot 2 to: ==>> Poll start date: Monday, 25 February 2013 (01:00 AM EDT - 06:00 GMT) ==>> Poll closing date: Sunday, 03 March 2013 (7:00 PM EDT - 24:00 GMT) Please review the attached REVISED preview, which has changes to 12167, 17854, 17890 and 18071. Important: If you have comments on resolutions in Ballot 2, try to be on the call next Tuesday 11:00 - 12:00 EST or delegate your comments to a call participant for discussion. Thank you. Kind regards, Manfred --------------------------------------------------------------- Manfred R. Koethe 88solutions Corporation tel: +1 (617) 848 0525 fax: +1 (815) 550 2086 mailto: koethe@88solutions.com web: http://www.88solutions.com --------(Model-Driven Modeling Solutions)-------- = -- Dave Hawkins | Principal Software Engineer | +44 118 924 0022 Oracle JDeveloper Development Oracle Corporation UK Ltd is a company incorporated in England & Wales. Company Reg. No. 1782505. Reg. office: Oracle Parkway, Thames Valley Park, Reading RG6 1RA.