@tripsnek/tmf
Version:
TypeScript Modeling Framework - A TypeScript port of the Eclipse Modeling Framework (EMF)
140 lines • 17.6 kB
JavaScript
// import { EcorePackage } from './ecorepackage.js';
export class EObjectImpl {
// private _eClass: EClass;
_eContainer;
_eContainingFeature;
_eIsProxy = false;
constructor() {
// this._eClass = eClass!;
}
eClass() {
return undefined;
}
// public setEClass(eClass: EClass) {
// this._eClass = eClass;
// }
eContainer() {
return this._eContainer;
}
eInverseRemove(otherEnd, featureId) {
const feature = this.eClass().getEStructuralFeature(featureId);
if (feature) {
if (feature?.isMany()) {
this.eGet(feature).remove(otherEnd);
}
else {
this.eSet(feature, null);
}
}
}
eInverseAdd(otherEnd, featureId) {
const feature = this.eClass().getEStructuralFeature(featureId);
if (feature) {
if (feature.isMany()) {
this.eGet(feature).add(otherEnd);
}
else {
this.eSet(feature, otherEnd);
}
}
}
// TODO: Protected is probably not right
// This method is probably to be invoked by setting a containment field
// This should really only be invoked by generated code!
setEContainer(eContainer, containingFeatureId) {
//remove from old container, if it is different
const oldContainer = this.eContainer();
if (oldContainer && eContainer) {
if (oldContainer !== eContainer ||
containingFeatureId !== this._eContainingFeature) {
if (!oldContainer.eClass().getEStructuralFeature(this._eContainingFeature)?.isMany()) {
if (oldContainer.eGet(this._eContainingFeature)) {
oldContainer.eSet(this._eContainingFeature, null);
}
}
else {
oldContainer.eGet(this._eContainingFeature).remove(this);
}
}
}
this.eBasicSetContainer(eContainer, containingFeatureId);
}
eBasicSetContainer(eContainer, containingFeatureId) {
this._eContainer = eContainer;
this._eContainingFeature = containingFeatureId;
}
//================================================================================
// Serializable Id strategy
fullId() {
//TODO: support encoding of multiple ID attributes
//if the ID attribute does not exist or is not set, return null - do not pretend there is a unique ID
if (!this.eClass().getEIDAttribute())
return '';
if (!this.eClass().getEIDAttribute())
return '';
if (!this.eGet(this.eClass().getEIDAttribute()))
return '';
//TODO: use full path to type rather than just class name
//TODO: Can't use the one in TUtils because it creates circular import - put it somewhere else?
return (this.eClass().getName() + '_' + this.eGet(this.eClass().getEIDAttribute()));
}
//================================================================================
// Reflection
eContainingFeature() {
const containerEClass = this._eContainer?.eClass();
if (containerEClass) {
const containingFeature = containerEClass.getEStructuralFeature(this._eContainingFeature);
return containingFeature;
}
return undefined;
}
// //TODO: What does this even mean?
// public eContainmentFeature() : EStructuralFeature | undefined{
// return undefined;
// }
eContents() {
const contents = new Array();
const containments = this.eClass().getEAllContainments();
for (let i = 0; i < containments.size(); i++) {
const cref = containments.get(i);
if (cref.isMany()) {
const containedList = this.eGet(cref);
for (let j = 0; j < containedList.size(); j++) {
contents.push(containedList.get(j));
}
}
else if (this.eGet(cref))
contents.push(this.eGet(cref));
}
return contents;
}
eAllContents() {
let all = new Array();
all.push(this);
for (const contained of this.eContents()) {
all = all.concat(contained.eAllContents());
}
return all;
}
eIsProxy() {
return this._eIsProxy;
}
eSetProxy(proxy) {
this._eIsProxy = proxy;
}
//================================================================================
// Generic getting/setting
eGet(feature) {
return undefined;
}
eSet(feature, value) {
//do nothing
}
eIsSet(feature) {
throw false;
}
eUnset(feature) {
//do nothing
}
}
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{ EClass } from '../api/eclass.js';\r\nimport { EStructuralFeature } from '../api/estructural-feature.js';\r\n\r\nimport { EObject } from '../api/eobject.js';\r\nimport { EAttribute } from '../api/eattribute.js';\r\n// import { EcorePackage } from './ecorepackage.js';\r\n\r\nexport abstract class EObjectImpl implements EObject {\r\n  // private _eClass: EClass;\r\n  private _eContainer!: EObject;\r\n  private _eContainingFeature!: number;\r\n\r\n  private _eIsProxy: boolean = false;\r\n\r\n  public constructor() {\r\n    // this._eClass = eClass!;\r\n  }\r\n\r\n  public eClass(): EClass {\r\n    return undefined!;\r\n  }\r\n\r\n  // public setEClass(eClass: EClass) {\r\n  //   this._eClass = eClass;\r\n  // }\r\n\r\n  public eContainer(): EObject {\r\n    return this._eContainer;\r\n  }\r\n\r\n  public eInverseRemove(otherEnd: EObject, featureId: number) {\r\n    const feature = this.eClass().getEStructuralFeature(featureId);\r\n    if(feature){\r\n    if (feature?.isMany()) {\r\n      this.eGet(feature).remove(otherEnd);\r\n    } else {\r\n      this.eSet(feature, null);\r\n    }\r\n  }\r\n  }\r\n\r\n  public eInverseAdd(otherEnd: EObject, featureId: number) {\r\n    const feature = this.eClass().getEStructuralFeature(featureId);\r\n    if(feature){\r\n    if (feature.isMany()) {\r\n      this.eGet(feature).add(otherEnd);\r\n    } else {\r\n      this.eSet(feature, otherEnd);\r\n    }\r\n  }\r\n  }\r\n\r\n  // TODO: Protected is probably not right\r\n  // This method is probably to be invoked by setting a containment field\r\n  // This should really only be invoked by generated code!\r\n  public setEContainer(eContainer: EObject, containingFeatureId: number) {\r\n    //remove from old container, if it is different\r\n    const oldContainer = this.eContainer();\r\n    if (oldContainer && eContainer) {\r\n      if (\r\n        oldContainer !== eContainer ||\r\n        containingFeatureId !== this._eContainingFeature\r\n      ) {\r\n        if (\r\n          !oldContainer.eClass().getEStructuralFeature(this._eContainingFeature)?.isMany()\r\n        ) {\r\n          if (oldContainer.eGet(this._eContainingFeature)) {\r\n            oldContainer.eSet(this._eContainingFeature, null);\r\n          }\r\n        } else {\r\n          oldContainer.eGet(this._eContainingFeature).remove(this);\r\n        }\r\n      }\r\n    }\r\n    this.eBasicSetContainer(eContainer, containingFeatureId);\r\n  }\r\n\r\n  protected eBasicSetContainer(\r\n    eContainer: EObject,\r\n    containingFeatureId: number\r\n  ) {\r\n    this._eContainer = eContainer;\r\n    this._eContainingFeature = containingFeatureId;\r\n  }\r\n\r\n  //================================================================================\r\n  // Serializable Id strategy\r\n\r\n  fullId(): string {\r\n    //TODO: support encoding of multiple ID attributes\r\n    //if the ID attribute does not exist or is not set, return null - do not pretend there is a unique ID\r\n    if (!this.eClass().getEIDAttribute()) return '';\r\n    if(!this.eClass().getEIDAttribute()) return '';\r\n    if (!this.eGet(this.eClass().getEIDAttribute() as EAttribute)) return '';\r\n    //TODO: use full path to type rather than just class name\r\n    //TODO: Can't use the one in TUtils because it creates circular import - put it somewhere else?\r\n    return (\r\n      this.eClass().getName() + '_' + this.eGet(this.eClass().getEIDAttribute() as EAttribute)\r\n    );\r\n  }\r\n\r\n  //================================================================================\r\n  // Reflection\r\n\r\n  public eContainingFeature() : EStructuralFeature | undefined {\r\n    const containerEClass = this._eContainer?.eClass();\r\n    if(containerEClass){\r\n      const containingFeature = containerEClass.getEStructuralFeature(this._eContainingFeature);\r\n      return containingFeature;\r\n    }\r\n    return undefined;\r\n  }\r\n\r\n  //   //TODO: What does this even mean?\r\n  // public eContainmentFeature() : EStructuralFeature | undefined{\r\n  //   return  undefined;\r\n  // }\r\n\r\n  public eContents(): EObject[] {\r\n    const contents = new Array<EObject>();\r\n    const containments = this.eClass().getEAllContainments();\r\n    for (let i = 0; i < containments.size(); i++) {\r\n      const cref = containments.get(i);\r\n      if (cref.isMany()) {\r\n        const containedList = this.eGet(cref);\r\n        for (let j = 0; j < containedList.size(); j++) {\r\n          contents.push(containedList.get(j));\r\n        }\r\n      } else if (this.eGet(cref)) contents.push(this.eGet(cref));\r\n    }\r\n    return contents;\r\n  }\r\n\r\n  public eAllContents(): EObject[] {\r\n    let all = new Array<EObject>();\r\n    all.push(this);\r\n    for (const contained of this.eContents()) {\r\n      all = all.concat(contained.eAllContents());\r\n    }\r\n    return all;\r\n  }\r\n\r\n  public eIsProxy(): boolean{\r\n    return this._eIsProxy;\r\n  }\r\n\r\n  public eSetProxy(proxy: boolean){\r\n    this._eIsProxy = proxy;\r\n  }\r\n\r\n  //================================================================================\r\n  // Generic getting/setting\r\n\r\n  public eGet(feature: EStructuralFeature | number): any {\r\n    return undefined;\r\n  }\r\n\r\n  public eSet(feature: EStructuralFeature | number, value: any): void {\r\n    //do nothing\r\n  }\r\n\r\n  public eIsSet(feature: EStructuralFeature | number): boolean {\r\n    throw false;\r\n  }\r\n\r\n  public eUnset(feature: EStructuralFeature | number): void {\r\n    //do nothing\r\n  }\r\n\r\n\r\n}\r\n"]}