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class PoolService {
  // ...
}

class SocketReader implements Runnable {
  private final SocketChannel sc;
  // ...
}

Similarly, when trying to cancel individual tasks within the thread pool using the Future.cancel() method, ensure that the task supports interruption. If it does, pass a boolean argument true to cancel(), otherwise pass false. The value false indicates that the task will be canceled if it has not already started.

Risk Assessment

Trying to force thread shutdown can result in inconsistent object state and corrupt the object. Critical resources may also leak if cleanup operations are not carried out as required.

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