Data groups

K. Rustan M. Leino
1998 SIGPLAN notices  
This paper explores the interpretation of specifications in the context of an object-oriented programming language with subclassing and method overrides. In particular, the paper considers annotations for describing what variables a method may change and the interpretation of these annotations. The paper shows that there is a problem to be solved in the specification of methods whose overrides may modify additional state introduced in subclasses. As a solution to this problem, the paper
more » ... es data groups, which enable modular checking and rather naturally capture a programmer's design decisions. 144
doi:10.1145/286942.286953 fatcat:6azju4z6xfhttbuv5rsiqahbde