We present a type-preserving translation of System F (the polymorphic lambda calculus)
\ninto a forthcoming revision of the C] programming language supporting parameterized
\nclasses and polymorphic methods. The forthcoming revision of Java in JDK 1.5 also
\nmakes a suitable target. We formalize the translation using a subset of C] similar to
\nFeatherweight Java. We prove that the translation is fully type-preserving and that it
\npreserves behaviour via the novel use of an environment-style semantics for System F.
\nWe observe that whilst parameterized classes alone are sufficient to encode the
\nparameterized datatypes and let-polymorphism of languages such as ML and Haskell, it
\nis the presence of dynamic dispatch for polymorphic methods that supports the encoding
\nof the \u201cfirst-class polymorphism\u201d found in System F and recent extensions to ML and
\nHaskell.<\/p>\n","protected":false},"excerpt":{"rendered":"
We present a type-preserving translation of System F (the polymorphic lambda calculus) into a forthcoming revision of the C] programming language supporting parameterized classes and polymorphic methods. The forthcoming revision of Java in JDK 1.5 also makes a suitable target. We formalize the translation using a subset of C] similar to Featherweight Java. 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