+ if (this.workerChoiceStrategy !== workerChoiceStrategy) {
+ this.workerChoiceStrategy = workerChoiceStrategy
+ }
+ this.workerChoiceStrategies.get(this.workerChoiceStrategy)?.reset()
+ }
+
+ /**
+ * Updates the worker node key in the worker choice strategy internals in the context.
+ *
+ * @returns `true` if the update is successful, `false` otherwise.
+ */
+ public update (workerNodeKey: number): boolean {
+ return (
+ this.workerChoiceStrategies.get(
+ this.workerChoiceStrategy
+ ) as IWorkerChoiceStrategy
+ ).update(workerNodeKey)
+ }
+
+ /**
+ * Executes the worker choice strategy algorithm in the context.
+ *
+ * @returns The key of the worker node.
+ * @throws {@link @node/api/errors.html#class-error} If the worker node key is null or undefined.
+ */
+ public execute (): number {
+ const workerNodeKey = (
+ this.workerChoiceStrategies.get(
+ this.workerChoiceStrategy
+ ) as IWorkerChoiceStrategy
+ ).choose()
+ if (workerNodeKey == null) {
+ throw new Error('Worker node key chosen is null or undefined')
+ }
+ return workerNodeKey
+ }
+
+ /**
+ * Removes the worker node key from the worker choice strategy in the context.
+ *
+ * @param workerNodeKey - The key of the worker node.
+ * @returns `true` if the removal is successful, `false` otherwise.
+ */
+ public remove (workerNodeKey: number): boolean {
+ return (
+ this.workerChoiceStrategies.get(
+ this.workerChoiceStrategy
+ ) as IWorkerChoiceStrategy
+ ).remove(workerNodeKey)