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package hu.bme.mit.inf.dslreasoner.viatrasolver.logic2viatra;
public enum Modality {
MUST, MAY, CURRENT;
public boolean isMust() {
return this == MUST;
}
public boolean isMay() {
return this == MAY;
}
public boolean isCurrent() {
return this == CURRENT;
}
public boolean isMustOrCurrent() {
return isMust() || isCurrent();
}
public Modality getDual() {
if(this.isCurrent()) return CURRENT;
else if(this.isMust())return MAY;
else return MUST;
}
}
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