46 lines
795 B
TypeScript
46 lines
795 B
TypeScript
import { Property } from './Property';
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export enum RemoveConstraint {
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/*
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* When the source Entity is removed also the target
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* Entity is removed but if and only if the latter has no other
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* incoming Relation.
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*/
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cascadeWhenOrphan,
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/*
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* When the source Entity is removed also the target
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* Entity is removed.
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*/
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cascade,
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/*
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* When the source Entity is removed the target Entity
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* is keep.
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*/
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keep
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}
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export enum AddConstraint {
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propagate,
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unpropagate
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}
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export class PropagationConstraint extends Property {
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remove: RemoveConstraint;
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add: AddConstraint;
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constructor(remove: RemoveConstraint, add: AddConstraint){
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super();
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this.remove = remove;
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this.add = add;
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}
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}
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