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Notification barrier

  • US 8,701,124 B2
  • Filed: 06/03/2011
  • Issued: 04/15/2014
  • Est. Priority Date: 06/03/2011
  • Status: Active Grant
First Claim
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1. A method for implementing a notification barrier in a multi-threaded, object-oriented processing environment of a computer system, comprising:

  • installing a notification barrier on a sender software object configured to communicate with a receiver software object in the multi-threaded, object-oriented processing environment;

    when the receiver software object is to be torn down;

    sending a request to the sender software object to remove a callback method installed on the sender software object, the callback method for sending notifications to the receiver software object;

    receiving a call to the notification barrier from the receiver software object;

    responsive to the call, holding a notification lock until the sender software object has no pending notifications for the receiver software object;

    in response to releasing the notification lock, sending a return from the sender software object to the receiver software object; and

    tearing down the receiver software object in response to the return.

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