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Lecture Notes in Computer Science
The lack of a component concept for the UML is widely acknowledged. Contracts between components can be the starting point for introducing components and component i n terconnections. Contracts between service providers and service users are formulated based on abstractions of action and operation behaviour using the pre-and postcondition technique. A valid contract allows to establish an interconnection -a connector -between the provider and the user. The contract concept supports the re-usedoi:10.1007/3-540-45251-6_15 fatcat:g6sgd3hvr5d7doz6w5b26dxypy