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SQL Anywhere 11.0.0 » QAnywhere » QAnywhere API Reference » QAnywhere C++ API reference » QAManagerBase class


getMessageBySelectorNoWait function

QAMessage * QAManagerBase::getMessageBySelectorNoWait(
  qa_const_string address,
  qa_const_string selector
  • address   The destination.

  • selector   The selector.


Returns the next available QAMessage sent to the given address that satisfies the given selector.

The address parameter specifies a local queue name. The address can be in the form 'store-id\queue-name' or 'queue-name'. If no message is available, this method returns immediately. Use this method to receive messages synchronously.

For more information about receiving messages asynchronously (using a message event handler), see Receiving messages asynchronously.


The next message, or qa_null if no message is available.