}
/**
- * Updates the worker choice strategy internals in the context.
+ * Updates the worker node key in the worker choice strategy internals in the context.
*
* @returns `true` if the update is successful, `false` otherwise.
*/
* Executes the worker choice strategy algorithm in the context.
*
* @returns The key of the worker node.
+ * @throws {@link https://nodejs.org/api/errors.html#class-error} If the worker node key is null or undefined.
*/
public execute (): number {
- return (
+ 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 a worker node key from the worker choice strategy in the context.
+ * 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.