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// Test of pooled state machines.
// The word pooled results in a thread being
// created to process events, and 'pooled'
// semantics being employed. Events which cannot
// be handled are kept waiting until entry into a
// state where they can be handled.
class TestSM {
String ev="";
pooled sm{
s1 {
e1 /{ev="e1";} ->s2;
e5 /{ev="e5";} ->s2;
}
s2 {
e2 /{ev="e2";} ->s3;
}
s3 {
e3 /{ev="e3";} ->s4;
}
s4 {
e4 /{ev="e4";} ->s1;
}
}
after e* {
if(wasEventProcessed)
System.out.println(ev);
}
public static void main(String [] ags){
TestSM test=new TestSM();
test.e1(); // processed s2
// Will only be processed in the
test.e5(); // pooled case (eventually)
test.e2(); // processed s3
test.e3(); // processed s4
test.e4(); // processed s1
test.e1(); // processed s2
// queued: ignored
// pooled: left in queue, until we
test.e3(); // are next in s3
// pooled: left in queue, until
test.e4(); // next in s4
// pooled: processed goes to s3
// pooled: process e3 from queue
// goes to s4
// pooled: process s4 from queue
test.e2(); // goes to s1
test.e1();
test.e3();
test.e2();
test.e4();
test.e1();
test.e2();
test.e3();
test.e4();
test.e1();
test.e2();
test.e4();
test.e3();
test.e4();
test.e1();
test.e3();
test.e2();
test.e3();
test.e1();
test.e4();
test.e2();
test.e1();
test.e2();
}
}
//$?[End_of_model]$?
// @@@skipcppcompile - Contains Java Code
// @@@skipphpcompile - Contains Java Code
// @@@skiprubycompile - Contains Java Code
// @@@skippythoncompile - Contains Java Code
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