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XrdClientUnsolMsg.hh
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1 #ifndef XRC_UNSOLMSG_H
2 #define XRC_UNSOLMSG_H
3 /******************************************************************************/
4 /* */
5 /* X r d C l i e n t U n s o l M s g . h h */
6 /* */
7 /* Author: Fabrizio Furano (INFN Padova, 2004) */
8 /* Adapted from TXNetFile (root.cern.ch) originally done by */
9 /* Alvise Dorigo, Fabrizio Furano */
10 /* INFN Padova, 2003 */
11 /* */
12 /* This file is part of the XRootD software suite. */
13 /* */
14 /* XRootD is free software: you can redistribute it and/or modify it under */
15 /* the terms of the GNU Lesser General Public License as published by the */
16 /* Free Software Foundation, either version 3 of the License, or (at your */
17 /* option) any later version. */
18 /* */
19 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
20 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
21 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
22 /* License for more details. */
23 /* */
24 /* You should have received a copy of the GNU Lesser General Public License */
25 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
26 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
27 /* */
28 /* The copyright holder's institutional names and contributor's names may not */
29 /* be used to endorse or promote products derived from this software without */
30 /* specific prior written permission of the institution or contributor. */
31 /******************************************************************************/
32 
33 //////////////////////////////////////////////////////////////////////////
34 // //
35 // Base classes for unsolicited msg senders/receivers //
36 // //
37 //////////////////////////////////////////////////////////////////////////
38 
39 class XrdClientMessage;
41 
42 // The processing result for an unsolicited response
44  kUNSOL_CONTINUE = 0, // Dispatching must continue to other interested handlers
45  kUNSOL_KEEP, // Dispatching ended, but stream still alive (must keep the SID)
46  kUNSOL_DISPOSE // Dispatching ended, stream no more to be used
47 };
48 
49 // Handler
50 
52  public:
53 
55  // To be called when an unsolicited response arrives from the lower layers
57  XrdClientMessage *unsolmsg) = 0;
58 
59 };
60 
61 // Sender
62 
64 
65  public:
66 
68 
69  // The upper level handler for unsolicited responses
71 
73  // We simply send the event
74  if (UnsolicitedMsgHandler)
75  return (UnsolicitedMsgHandler->ProcessUnsolicitedMsg(sender, unsolmsg));
76 
77  return kUNSOL_CONTINUE;
78  }
79 
80  inline XrdClientUnsolMsgSender() { UnsolicitedMsgHandler = 0; }
81 };
82 #endif
virtual UnsolRespProcResult ProcessUnsolicitedMsg(XrdClientUnsolMsgSender *sender, XrdClientMessage *unsolmsg)=0
UnsolRespProcResult SendUnsolicitedMsg(XrdClientUnsolMsgSender *sender, XrdClientMessage *unsolmsg)
UnsolRespProcResult
XrdClientAbsUnsolMsgHandler * UnsolicitedMsgHandler