code: @Override
      public void unlockSet(SIMessageHandle[] msgHandles)
                      throws SIMPMessageNotLockedException, SISessionUnavailableException, SIConnectionLostException,
                      SIIncorrectCallException, SIResourceException, SIErrorException
      {
          if (TraceComponent.isAnyTracingEnabled() && CoreSPIConsumerSession.tc.isEntryEnabled())
              SibTr.entry(CoreSPIConsumerSession.tc, "unlockSet",
                          new Object[] { this, SIMPUtils.messageHandleArrayToString(msgHandles) });
  
          //pass the unlockSet call on to the LCP
          _localConsumerPoint.processMsgSet(msgHandles, null, null, true, false, false, true);
  
          if (TraceComponent.isAnyTracingEnabled() && CoreSPIConsumerSession.tc.isEntryEnabled())
              SibTr.exit(CoreSPIConsumerSession.tc, "unlockSet");
  
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.wsspi.sib.core.ConsumerSession#unlockSet(long[])