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242bb794 | 1 | // @(#) $Id$ |
2 | ||
3 | /************************************************************************** | |
9be2600f | 4 | * This file is property of and copyright by the ALICE HLT Project * |
5 | * ALICE Experiment at CERN, All rights reserved. * | |
242bb794 | 6 | * * |
9be2600f | 7 | * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * |
8 | * for The ALICE HLT Project. * | |
242bb794 | 9 | * * |
10 | * Permission to use, copy, modify and distribute this software and its * | |
11 | * documentation strictly for non-commercial purposes is hereby granted * | |
12 | * without fee, provided that the above copyright notice appears in all * | |
13 | * copies and that both the copyright notice and this permission notice * | |
14 | * appear in the supporting documentation. The authors make no claims * | |
15 | * about the suitability of this software for any purpose. It is * | |
16 | * provided "as is" without express or implied warranty. * | |
17 | **************************************************************************/ | |
18 | ||
19 | /** @file AliHLTModuleAgent.cxx | |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief Agent helper class for component libraries. | |
23 | @note The class is used in Offline (AliRoot) context | |
24 | */ | |
25 | ||
26 | #include "AliHLTModuleAgent.h" | |
27 | ||
28 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
29 | ClassImp(AliHLTModuleAgent) | |
30 | ||
31 | AliHLTModuleAgent::AliHLTModuleAgent() | |
79c114b5 | 32 | : |
f3506ea2 | 33 | fpNext(NULL), |
34 | fpComponentHandler(NULL) | |
242bb794 | 35 | { |
36 | // see header file for class documentation | |
37 | // or | |
38 | // refer to README to build package | |
39 | // or | |
40 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
41 | Register(this); | |
42 | } | |
43 | ||
242bb794 | 44 | AliHLTModuleAgent::~AliHLTModuleAgent() |
45 | { | |
46 | // see header file for function documentation | |
47 | Unregister(this); | |
48 | } | |
49 | ||
50 | void AliHLTModuleAgent::PrintStatus(const char* agent) | |
51 | { | |
52 | // see header file for function documentation | |
53 | AliHLTLogging log; | |
7617ca1e | 54 | if (agent) { |
55 | AliHLTModuleAgent* pCurrent=fAnchor; | |
56 | while (pCurrent!=NULL && strcmp(pCurrent->GetName(), agent)!=0) pCurrent=pCurrent->fpNext; | |
57 | if (pCurrent) { | |
58 | log.Logging(kHLTLogInfo, "AliHLTModuleAgent::PrintStatus", "module agents", | |
59 | "agent %s available", pCurrent->GetName()); | |
60 | } else { | |
61 | log.Logging(kHLTLogInfo, "AliHLTModuleAgent::PrintStatus", "module agents", | |
62 | "agent %s not found", agent); | |
63 | } | |
242bb794 | 64 | } else { |
7617ca1e | 65 | AliHLTModuleAgent* pCurrent=fAnchor; |
66 | log.Logging(kHLTLogInfo, "AliHLT", "", "-----------------------"); | |
67 | log.Logging(kHLTLogInfo, "AliHLT", "", "available module agents"); | |
68 | if (pCurrent==NULL) | |
69 | log.Logging(kHLTLogInfo, "AliHLT", "", " none"); | |
70 | while (pCurrent) { | |
71 | TString msg; | |
72 | msg.Form(" %s : %p", pCurrent->GetName(), pCurrent); | |
73 | log.Logging(kHLTLogInfo, "AliHLT", "", msg.Data()); | |
74 | pCurrent=pCurrent->fpNext; | |
75 | } | |
76 | log.Logging(kHLTLogInfo, "AliHLT", "", "-----------------------"); | |
242bb794 | 77 | } |
78 | } | |
79 | ||
04a939f7 | 80 | int AliHLTModuleAgent::CreateConfigurations(AliHLTConfigurationHandler* /*handler*/, |
dee38f1b | 81 | AliRawReader* /*rawReader*/, |
04a939f7 | 82 | AliRunLoader* /*runloader*/) const |
242bb794 | 83 | { |
84 | // default method, nothing to be done, child classes can overload | |
242bb794 | 85 | return 0; |
86 | } | |
87 | ||
dee38f1b | 88 | const char* AliHLTModuleAgent::GetReconstructionChains(AliRawReader* /*rawReader*/, |
89 | AliRunLoader* /*runloader*/) const | |
242bb794 | 90 | { |
91 | // default method, nothing to be done, child classes can overload | |
242bb794 | 92 | return NULL; |
93 | } | |
94 | ||
95 | const char* AliHLTModuleAgent::GetRequiredComponentLibraries() const | |
96 | { | |
97 | // default method, nothing to be done, child classes can overload | |
98 | return NULL; | |
99 | } | |
100 | ||
f3506ea2 | 101 | int AliHLTModuleAgent::ActivateComponentHandler(AliHLTComponentHandler* pHandler) |
102 | { | |
103 | int iResult=0; | |
104 | if (pHandler==NULL) { | |
105 | if (fpComponentHandler!=NULL) { | |
106 | // reset and think about deregistration | |
107 | fpComponentHandler=NULL; | |
108 | HLTWarning("deregistration of components not yet implemented"); | |
109 | } | |
110 | return 0; | |
111 | } | |
112 | if (fpComponentHandler!=NULL) { | |
113 | if (pHandler!=fpComponentHandler) { | |
114 | HLTError("only one component handler can be activated per agent"); | |
115 | return -EINVAL; | |
116 | } | |
117 | return 0; | |
118 | } | |
119 | if ((iResult=RegisterComponents(pHandler))>=0) { | |
120 | fpComponentHandler=pHandler; | |
121 | } | |
122 | return iResult; | |
123 | } | |
124 | ||
125 | int AliHLTModuleAgent::RegisterComponents(AliHLTComponentHandler* /*pHandler*/) const | |
242bb794 | 126 | { |
242bb794 | 127 | // default method, nothing to be done, child classes can overload |
128 | return 0; | |
129 | } | |
130 | ||
7617ca1e | 131 | AliHLTModuleAgent* AliHLTModuleAgent::fAnchor=NULL; |
132 | AliHLTModuleAgent* AliHLTModuleAgent::fCurrent=NULL; | |
133 | int AliHLTModuleAgent::fCount=0; | |
134 | ||
242bb794 | 135 | AliHLTModuleAgent* AliHLTModuleAgent::GetFirstAgent() |
136 | { | |
137 | // see header file for function documentation | |
7617ca1e | 138 | fCurrent=fAnchor; |
139 | return fAnchor; | |
242bb794 | 140 | } |
141 | ||
142 | AliHLTModuleAgent* AliHLTModuleAgent::GetNextAgent() | |
143 | { | |
144 | // see header file for function documentation | |
7617ca1e | 145 | if (fCurrent!=NULL) fCurrent=fCurrent->fpNext; |
146 | return fCurrent; | |
242bb794 | 147 | } |
148 | ||
149 | int AliHLTModuleAgent::Register(AliHLTModuleAgent* pAgent) | |
150 | { | |
151 | // see header file for function documentation | |
152 | AliHLTLogging log; | |
153 | if (!pAgent) return -EINVAL; | |
7617ca1e | 154 | if (fAnchor==NULL) { |
155 | fAnchor=pAgent; | |
156 | } else { | |
157 | pAgent->fpNext=fAnchor; | |
158 | fAnchor=pAgent; | |
242bb794 | 159 | } |
7617ca1e | 160 | // log.Logging(kHLTLogDebug, "AliHLTModuleAgent::Register", "", "module agent %p registered", pAgent); |
161 | fCount++; | |
162 | return 0; | |
242bb794 | 163 | } |
164 | ||
165 | int AliHLTModuleAgent::Unregister(AliHLTModuleAgent* pAgent) | |
166 | { | |
167 | // see header file for function documentation | |
168 | AliHLTLogging log; | |
169 | if (!pAgent) return -EINVAL; | |
7617ca1e | 170 | fCurrent=NULL; |
171 | AliHLTModuleAgent* prev=NULL; | |
172 | AliHLTModuleAgent* handler=fAnchor; | |
173 | while (handler!=NULL && handler!=pAgent) { | |
174 | prev=handler; | |
175 | handler=handler->fpNext; | |
176 | } | |
177 | if (handler) { | |
178 | if (prev==NULL) { | |
179 | fAnchor=handler->fpNext; | |
180 | } else { | |
181 | prev->fpNext=handler->fpNext; | |
182 | } | |
80e562fa | 183 | //log.Logging(kHLTLogDebug, "AliHLTModuleAgent::Unregister", "", "module agent %p removed", pAgent); |
7617ca1e | 184 | fCount--; |
242bb794 | 185 | } |
186 | return 0; | |
187 | } |