| void Impala::Util::Channel::HandleError | ( | CString | msg, | |
| bool | isSockError | |||
| ) | [inline, private] |
Definition at line 660 of file Channel.h.
References Impala::Util::ChannelListener::HandleError(), ILOG_ERROR, mFpError, mListener, and mNrError.
Referenced by Channel(), InitSocket(), MaximizeSendRecvBuffer(), RecvLarge(), SendLarge(), SendRequest(), Serve(), and WaitForSocketEvent().
00661 { 00662 mNrError++; 00663 String err; 00664 00665 #ifdef unix 00666 00667 err = String(strerror(errno)); 00668 00669 #else 00670 00671 // Errors are handled by calling the WSAGetLastError routine which 00672 // will return the last error as one of the following. 00673 switch (WSAGetLastError()) 00674 { 00675 case WSANOTINITIALISED : 00676 err = "Unable to initialise socket."; 00677 break; 00678 case WSAEAFNOSUPPORT : 00679 err = "The specified address family is not supported."; 00680 break; 00681 case WSAEADDRNOTAVAIL : 00682 err = "Specified address is not available from the local machine."; 00683 break; 00684 case WSAECONNREFUSED : 00685 err = "The attempt to connect was forcefully rejected."; 00686 break; 00687 case WSAEDESTADDRREQ : 00688 err = "Address destination address is required."; 00689 break; 00690 case WSAEFAULT : 00691 err = "The namelen argument is incorrect."; 00692 break; 00693 case WSAEINVAL : 00694 err = "The socket is not already bound to an address."; 00695 break; 00696 case WSAEISCONN : 00697 err = "The socket is already connected."; 00698 break; 00699 case WSAEADDRINUSE : 00700 err = "The specified address is already in use."; 00701 break; 00702 case WSAEMFILE : 00703 err = "No more file descriptors are available."; 00704 break; 00705 case WSAENOBUFS : 00706 err = "No buffer space available. The socket cannot be created."; 00707 break; 00708 case WSAEPROTONOSUPPORT : 00709 err = "The specified protocol is not supported."; 00710 break; 00711 case WSAEPROTOTYPE : 00712 err = "The specified protocol is the wrong type for this socket."; 00713 break; 00714 case WSAENETUNREACH : 00715 err = "The network can't be reached from this host at this time."; 00716 break; 00717 case WSAENOTSOCK : 00718 err = "The descriptor is not a socket."; 00719 break; 00720 case WSAETIMEDOUT : 00721 err = "Attempt timed out without establishing a connection."; 00722 break; 00723 case WSAESOCKTNOSUPPORT : 00724 err = "Socket type is not supported in this address family."; 00725 break; 00726 case WSAENETDOWN : 00727 err = "Network subsystem failure."; 00728 break; 00729 case WSAHOST_NOT_FOUND : 00730 err = "Authoritative Answer Host not found."; 00731 break; 00732 case WSATRY_AGAIN : 00733 err = "Non-Authoritative Host not found or SERVERFAIL."; 00734 break; 00735 case WSANO_RECOVERY : 00736 err = "Non recoverable errors, FORMERR, REFUSED, NOTIMP."; 00737 break; 00738 case WSANO_DATA : 00739 err = "Valid name, no data record of requested type."; 00740 break; 00741 case WSAEINPROGRESS : 00742 err = "Address blocking Windows Sockets operation is in progress."; 00743 break; 00744 case WSAEINTR : 00745 err = "The (blocking) call was canceled via WSACancelBlockingCall."; 00746 break; 00747 default : 00748 err = "Unknown error."; 00749 break; 00750 } 00751 00752 #endif 00753 00754 String finalMsg = msg; 00755 if (isSockError) 00756 finalMsg += ": " + err; 00757 00758 if (mListener) 00759 mListener->HandleError(finalMsg); 00760 else if (mFpError) 00761 (mFpError)(finalMsg); 00762 else 00763 ILOG_ERROR(finalMsg); 00764 }
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