@finos/legend-graph
Version:
Legend graph and graph manager
94 lines • 2.99 kB
JavaScript
/**
* Copyright (c) 2020-present, Goldman Sachs
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { InstanceValue } from './InstanceValue.js';
import { hashArray } from '@finos/legend-shared';
import { CORE_HASH_STRUCTURE } from '../../../Core_HashUtils.js';
import { Multiplicity } from '../packageableElements/domain/Multiplicity.js';
export class GraphFetchTree {
subTrees = [];
subTypeTrees = [];
get isEmpty() {
return !this.subTrees.length;
}
}
export class RootGraphFetchTree extends GraphFetchTree {
class;
get hashCode() {
return hashArray([
CORE_HASH_STRUCTURE.ROOT_GRAPH_FETCH_TREE,
hashArray(this.subTrees),
hashArray(this.subTypeTrees),
this.class.valueForSerialization ?? '',
]);
}
constructor(_class) {
super();
this.class = _class;
}
}
export class PropertyGraphFetchTree extends GraphFetchTree {
property;
alias;
parameters = []; //TODO
subType;
constructor(property, subType) {
super();
this.property = property;
this.subType = subType;
}
get hashCode() {
return hashArray([
CORE_HASH_STRUCTURE.PROPERTY_GRAPH_FETCH_TREE,
hashArray(this.subTrees),
this.property.ownerReference.valueForSerialization ?? '',
this.alias ?? '',
hashArray(this.parameters),
this.subType?.valueForSerialization ?? '',
]);
}
}
export class SubTypeGraphFetchTree extends GraphFetchTree {
subTypeClass;
constructor(subTypeClass) {
super();
this.subTypeClass = subTypeClass;
}
get hashCode() {
return hashArray([
CORE_HASH_STRUCTURE.SUBTYPE_GRAPH_FETCH_TREE,
hashArray(this.subTrees),
this.subTypeClass.valueForSerialization ?? '',
]);
}
}
export class GraphFetchTreeInstanceValue extends InstanceValue {
values = [];
constructor() {
super(Multiplicity.ONE);
}
get hashCode() {
return hashArray([
CORE_HASH_STRUCTURE.ROOT_GRAPH_FETCH_TREE_INSTANCE_VALUE,
this.genericType?.ownerReference.valueForSerialization ?? '',
this.multiplicity,
hashArray(this.values),
]);
}
accept_ValueSpecificationVisitor(visitor) {
return visitor.visit_GraphFetchTreeInstanceValue(this);
}
}
//# sourceMappingURL=GraphFetchTree.js.map