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Explicit Substitutability

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Submitted By Chris Lauwers on 2018-04-18 5:48 am UTC

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OASIS Topology and Orchestration Specification for Cloud Applications (TOSCA) TC / Working Documents

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Description

TOSCA orchestrators implicitly determine whether node templates need to be substituted based on whether those node templates are abstract or not. This implicit mechanism is error prone and does not always yield the desired result. This document proposes to make substitutability explicit.