mirror of https://github.com/dspinellis/UMLGraph
45 lines
789 B
Plaintext
45 lines
789 B
Plaintext
# UML User Guide: Figure 18-4
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#
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#
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.PS
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copy "sequence.pic";
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movewid = 0.5;
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# Define the objects
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object(S,"s:Caller");
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object(W,":Switch");
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pobject(C);
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object(R,"r:Caller");
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# Message sequences
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step();
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active(W);
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async(); message(S,W,"liftReceiver"); sync();
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active(S);
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message(W,S,"setDialTone()");
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async(); message(S,W,"*dialDigit(d)"); sync();
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lconstraint(W,"{dialing.executionTime < 30s}");
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active(W);
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message(W,W,"routeCalls(s,n)");
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inactive(W);
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cmessage(W,C,"c:Convers");
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active(C);
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message(C,R,"ring()");
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active(R);
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async(); message(R,C,"liftReceiver"); sync();
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message(C,W,"connect(r,s)");
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message(W,S,"connect(r)");
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# Specify label as a "constraint" to allign on W
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message(W,R,""); lconstraint(W,"connect(s)");
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step();
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complete(S);
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complete(W);
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complete(C);
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complete(R);
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.PE
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