| void Impala::Util::Channel::HandleError | ( | CString | msg, | |
| bool | isSockError | |||
| ) | [inline, private] |
Definition at line 679 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().
00680 { 00681 mNrError++; 00682 String err; 00683 00684 #ifdef unix 00685 00686 err = String(strerror(errno)); 00687 00688 #else 00689 00690 // Errors are handled by calling the WSAGetLastError routine which 00691 // will return the last error as one of the following. 00692 switch (WSAGetLastError()) 00693 { 00694 case WSANOTINITIALISED : 00695 err = "Unable to initialise socket."; 00696 break; 00697 case WSAEAFNOSUPPORT : 00698 err = "The specified address family is not supported."; 00699 break; 00700 case WSAEADDRNOTAVAIL : 00701 err = "Specified address is not available from the local machine."; 00702 break; 00703 case WSAECONNREFUSED : 00704 err = "The attempt to connect was forcefully rejected."; 00705 break; 00706 case WSAEDESTADDRREQ : 00707 err = "Address destination address is required."; 00708 break; 00709 case WSAEFAULT : 00710 err = "The namelen argument is incorrect."; 00711 break; 00712 case WSAEINVAL : 00713 err = "The socket is not already bound to an address."; 00714 break; 00715 case WSAEISCONN : 00716 err = "The socket is already connected."; 00717 break; 00718 case WSAEADDRINUSE : 00719 err = "The specified address is already in use."; 00720 break; 00721 case WSAEMFILE : 00722 err = "No more file descriptors are available."; 00723 break; 00724 case WSAENOBUFS : 00725 err = "No buffer space available. The socket cannot be created."; 00726 break; 00727 case WSAEPROTONOSUPPORT : 00728 err = "The specified protocol is not supported."; 00729 break; 00730 case WSAEPROTOTYPE : 00731 err = "The specified protocol is the wrong type for this socket."; 00732 break; 00733 case WSAENETUNREACH : 00734 err = "The network can't be reached from this host at this time."; 00735 break; 00736 case WSAENOTSOCK : 00737 err = "The descriptor is not a socket."; 00738 break; 00739 case WSAETIMEDOUT : 00740 err = "Attempt timed out without establishing a connection."; 00741 break; 00742 case WSAESOCKTNOSUPPORT : 00743 err = "Socket type is not supported in this address family."; 00744 break; 00745 case WSAENETDOWN : 00746 err = "Network subsystem failure."; 00747 break; 00748 case WSAHOST_NOT_FOUND : 00749 err = "Authoritative Answer Host not found."; 00750 break; 00751 case WSATRY_AGAIN : 00752 err = "Non-Authoritative Host not found or SERVERFAIL."; 00753 break; 00754 case WSANO_RECOVERY : 00755 err = "Non recoverable errors, FORMERR, REFUSED, NOTIMP."; 00756 break; 00757 case WSANO_DATA : 00758 err = "Valid name, no data record of requested type."; 00759 break; 00760 case WSAEINPROGRESS : 00761 err = "Address blocking Windows Sockets operation is in progress."; 00762 break; 00763 case WSAEINTR : 00764 err = "The (blocking) call was canceled via WSACancelBlockingCall."; 00765 break; 00766 default : 00767 err = "Unknown error."; 00768 break; 00769 } 00770 00771 #endif 00772 00773 String finalMsg = msg; 00774 if (isSockError) 00775 finalMsg += ": " + err; 00776 00777 if (mListener) 00778 mListener->HandleError(finalMsg); 00779 else if (mFpError) 00780 (mFpError)(finalMsg); 00781 else 00782 ILOG_ERROR(finalMsg); 00783 }
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