Method acquire

extensions/pooling/src/pooling.ts:188–210

* Acquire a new instance * @param requestCtx - Optional request context, default to the owning context

(requestCtx: Context = this.context)

   * @param requestCtx - Optional request context, default to the owning context
   */
  async acquire(requestCtx: Context = this.context) {
    debug('Acquiring a resource from the pool for context %s', requestCtx.name);
    const resource = await this.pool.acquire();

    try {
      // Try factory-level acquire hook first
      if (this.factory.acquire) {
        await this.factory.acquire(resource, requestCtx);
      } else {
        // Fall back to resource-level acquire hook
        await invokePoolableMethod(resource as Poolable, 'acquire', requestCtx);
      }
    } catch (err) {
      await this.pool.destroy(resource);
      throw err;
    }
    debug(
      'Resource acquired from the pool for context %s',
      requestCtx.name,
      resource,
    );
    return resource;
  }

  /**
   * Release the resource back to the pool.