public interface Assertion
extends polyglot.types.TypeObject
Assertion represents a condition on labels and/or principals
that is assumed to hold true. Label environments
(LabelEnv)
contain collections of Constraints.
A nAssertion is not the same as a LabelConstraint, which represents a condition on labels that needs to be
satisfied (as opposed to being assumed to be satsified).LabelEnv,
LabelConstraint