docs: public static void rcvXAForget(CommsByteBuffer request, Conversation conversation,
                                    int requestNumber, boolean allocatedFromBufferPool,
                                    boolean partOfExchange)
     {
        if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.entry(tc, "rcvXAForget",
                                             new Object[]
                                             {
                                                request,
                                                conversation,
                                                ""+requestNumber,
                                                ""+allocatedFromBufferPool,
                                                ""+partOfExchange
                                              });
  
        ConversationState convState = (ConversationState) conversation.getAttachment();
        ServerLinkLevelState linkState = (ServerLinkLevelState) conversation.getLinkLevelAttachment();
  
        try
        {
           int clientTransactionId = request.getInt();
           if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())
           {
              SibTr.debug(tc, "XAResource Object ID", clientTransactionId);
           }
  
           if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) SibTr.debug(tc, "Getting Xid");
           XidProxy xid = (XidProxy) request.getXid();
           if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) SibTr.debug(tc, "Completed:", xid);
  
           boolean requiresMSResource = false;
           if (conversation.getHandshakeProperties().getFapLevel() >= JFapChannelConstants.FAP_VERSION_5)
           {
              requiresMSResource = request.get() == 0x01;
           }
  
           // Get the transaction out of the table
           SITransaction tran = linkState.getTransactionTable().getResourceForGlobalTransactionBranch(clientTransactionId, xid);
  
           if (tran == IdToTransactionTable.INVALID_TRANSACTION)
           {
              // If the UOW was never created (because we were running with the
              // optimization that gets an XAResource and enlists it as part of the
              // first piece of transacted work and this failed) then simply
              // remove any reference of the UOW from out table.
              linkState.getTransactionTable().removeGlobalTransactionBranch(clientTransactionId, xid);
           }
           else
           {
              // Get the actual transaction ...
              SIXAResource xaResource = getResourceFromTran(tran, convState, requiresMSResource);
  
              // Now call the method on the XA resource
              xaResource.forget(xid);
  
              // If the transaction was in the in-flight table - remove it.
              if (tran != null)
              {
                 linkState.getTransactionTable().removeGlobalTransactionBranch(clientTransactionId, xid);
              }
           }
  
           try
           {
              conversation.send(poolManager.allocate(),
                                JFapChannelConstants.SEG_XAFORGET_R,
                                requestNumber,
                                JFapChannelConstants.PRIORITY_MEDIUM,
                                true,
                                ThrottlingPolicy.BLOCK_THREAD,
                                null);
           }
           catch (SIException e)
           {
              FFDCFilter.processException(e,
                                          CLASS_NAME + ".rcvXAForget",
                                          CommsConstants.STATICCATXATRANSACTION_XAFORGET_01);
  
              SibTr.error(tc, "COMMUNICATION_ERROR_SICO2027", e);
           }
        }
        catch (XAException e)
        {
           FFDCFilter.processException(e,
                                       CLASS_NAME + ".rcvXAForget",
                                       CommsConstants.STATICCATXATRANSACTION_XAFORGET_02);
  
           if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) SibTr.debug(tc, "XAException - RC: " + e.errorCode, e);
  
           StaticCATHelper.sendExceptionToClient(e,
                                                 CommsConstants.STATICCATXATRANSACTION_XAFORGET_02,
                                                 conversation, requestNumber);
        }
  
        request.release(allocatedFromBufferPool);
  
        if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.exit(tc, "rcvXAForget");
     }