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Talents:
               Dynamically Composable
                   Units of Reuse
                  Jorge Ressia, Tudor Gîrba, Oscar Nierstrasz,
                       Fabrizio Perin and Lukas Renggli


                              www.scg.unibe.ch

Monday, August 22, 11
Reuse



Monday, August 22, 11
Mixins



Monday, August 22, 11
Monday, August 22, 11
Linear Composition



Monday, August 22, 11
Monday, August 22, 11
Single Composition



Monday, August 22, 11
Monday, August 22, 11
Traits



Monday, August 22, 11
Class = Superclass + State + Traits +
                                   Glue methods




Monday, August 22, 11
Flatten Composition



Monday, August 22, 11
Multiple
                        Composition


Monday, August 22, 11
Problem



Monday, August 22, 11
MooseEntity


                                             FAMIXEntity

                                                       ...

                                              FAMIXType
aFAMIXClass
  isTestClass
                                 2            FAMIXClass                            Key
                                                                          instance-of
                                         isTestClass
                        1                                                 message send
                                                                          lookup

                   aFAMIXClass            self inheritsFrom: 'TestCase'
                                     3




Monday, August 22, 11
What about objects?



Monday, August 22, 11
Talents



Monday, August 22, 11
MooseEntity


                                                                      FAMIXEntity

                                                                          ...
                                          3
                                              aJeeClassTalent
                                                                      FAMIXType
                                                 talent isTestClass


                        aJeeClassTalent                               FAMIXClass
aFAMIXClass
                                                     2
  inheritsFrom: 'TestCase'

                              4
                                   aFAMIXClass                                                Key
                                                                                    instance-of
                                   1                                                message send
                                                                                    lookup
                   aFAMIXClass
                                                                                    acquire
                     isTestClass




Monday, August 22, 11
Operators



Monday, August 22, 11
Composition



Monday, August 22, 11
aClass := FAMIXClass new.
      aClass acquire: ( javaClassTalent , jeeClassTalent ).




Monday, August 22, 11
Alias



Monday, August 22, 11
aClass := FAMIXClass new.
      aClass acquire: javaClassTalent , ( jeeClassTalent
          @ {#isTestClass -> #isJEETestClass})




Monday, August 22, 11
Exclusion



Monday, August 22, 11
aClass := FAMIXClass new.
      aClass acquire: javaClassTalent ,
              (jeeClassTalent - #isTestClass).




Monday, August 22, 11
Implementation



Monday, August 22, 11
Reflection



Monday, August 22, 11
scg.unibe.ch/research/bifrost




Monday, August 22, 11
Organize the
                         Meta-level


Monday, August 22, 11
Explicit
                        Meta-objects


Monday, August 22, 11
Class
                                  Talent




                         Object



Monday, August 22, 11
Class
                                  Talent




                         Object



Monday, August 22, 11
Class
                                          Talent




                        Talented Object



Monday, August 22, 11
Flattening



Monday, August 22, 11
Scoping



Monday, August 22, 11
Talents

                        www.scg.unibe.ch/research/talents



Monday, August 22, 11

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Talents: Dynamically Composable Units of Reuse