Add configuration tunable for pool worker choice strategy

[e-mobility-charging-stations-simulator.git] / src / worker / WorkerFactory.ts

diff --git a/src/worker/WorkerFactory.ts b/src/worker/WorkerFactory.ts
index 2d923daab084bb95b77a783509053bed4b519a7a..2cda0ca2420f3ad4ae49fcfa64dcc55d7b7a261d 100644 (file)
--- a/src/worker/WorkerFactory.ts
+++ b/src/worker/WorkerFactory.ts
@@ -1,19 +1,30 @@
-import Configuration from '../utils/Configuration';
+import { WorkerOptions, WorkerProcessType } from '../types/Worker';
+
+import Constants from '../utils/Constants';
+import WorkerAbstract from './WorkerAbstract';
 import WorkerDynamicPool from './WorkerDynamicPool';
-import { WorkerProcessType } from '../types/Worker';
 import WorkerSet from './WorkerSet';
 import WorkerStaticPool from './WorkerStaticPool';
-import Wrk from './Wrk';
+import { isMainThread } from 'worker_threads';
 
 export default class WorkerFactory {
-  public static getWorkerImpl(workerScript: string): Wrk {
-    switch (Configuration.getWorkerProcess()) {
+  public static getWorkerImplementation<T>(workerScript: string, workerProcessType: WorkerProcessType, options?: WorkerOptions): WorkerAbstract {
+    if (!isMainThread) {
+      throw new Error('Trying to get a worker implementation outside the main thread');
+    }
+    options = options ?? {} as WorkerOptions;
+    options.startDelay = options.startDelay ?? Constants.WORKER_START_DELAY;
+    switch (workerProcessType) {
       case WorkerProcessType.WORKER_SET:
-        return new WorkerSet(workerScript, Configuration.getChargingStationsPerWorker());
+        options.elementsPerWorker = options.elementsPerWorker ?? 1;
+        return new WorkerSet<T>(workerScript, options.elementsPerWorker, options.startDelay);
       case WorkerProcessType.STATIC_POOL:
-        return new WorkerStaticPool(workerScript, Configuration.getWorkerPoolMaxSize());
+        options.poolMaxSize = options.poolMaxSize ?? 16;
+        return new WorkerStaticPool<T>(workerScript, options.poolMaxSize, options.startDelay, options.poolOptions);
       case WorkerProcessType.DYNAMIC_POOL:
-        return new WorkerDynamicPool(workerScript, Configuration.getWorkerPoolMinSize(), Configuration.getWorkerPoolMaxSize());
+        options.poolMinSize = options.poolMinSize ?? 4;
+        options.poolMaxSize = options.poolMaxSize ?? 16;
+        return new WorkerDynamicPool<T>(workerScript, options.poolMinSize, options.poolMaxSize, options.startDelay, options.poolOptions);
       default:
         return null;
     }