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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 | ||
62bb3cd4 | 101 | int AliHLTModuleAgent::GetHandlerDescription(AliHLTComponentDataType /*dt*/, |
102 | AliHLTUInt32_t /*spec*/, | |
103 | AliHLTOUTHandlerDesc& /*desc*/) const | |
104 | { | |
105 | // default method, nothing to be done, child classes can overload | |
106 | return 0; | |
107 | } | |
108 | ||
109 | AliHLTOUTHandler* AliHLTModuleAgent::GetOutputHandler(AliHLTComponentDataType /*dt*/, | |
110 | AliHLTUInt32_t /*spec*/) const | |
111 | { | |
112 | // default method, nothing to be done, child classes can overload | |
113 | return NULL; | |
114 | } | |
115 | ||
116 | ||
117 | AliRawStream* AliHLTModuleAgent::GetRawStream(AliHLTComponentDataType /*dt*/, | |
118 | AliHLTUInt32_t /*spec*/, | |
119 | const AliHLTOUT* /*pData*/) const | |
120 | { | |
121 | // default method, nothing to be done, child classes can overload | |
122 | return NULL; | |
123 | } | |
124 | ||
f3506ea2 | 125 | int AliHLTModuleAgent::ActivateComponentHandler(AliHLTComponentHandler* pHandler) |
126 | { | |
127 | int iResult=0; | |
128 | if (pHandler==NULL) { | |
129 | if (fpComponentHandler!=NULL) { | |
130 | // reset and think about deregistration | |
131 | fpComponentHandler=NULL; | |
132 | HLTWarning("deregistration of components not yet implemented"); | |
133 | } | |
134 | return 0; | |
135 | } | |
136 | if (fpComponentHandler!=NULL) { | |
137 | if (pHandler!=fpComponentHandler) { | |
138 | HLTError("only one component handler can be activated per agent"); | |
139 | return -EINVAL; | |
140 | } | |
141 | return 0; | |
142 | } | |
143 | if ((iResult=RegisterComponents(pHandler))>=0) { | |
144 | fpComponentHandler=pHandler; | |
145 | } | |
146 | return iResult; | |
147 | } | |
148 | ||
149 | int AliHLTModuleAgent::RegisterComponents(AliHLTComponentHandler* /*pHandler*/) const | |
242bb794 | 150 | { |
242bb794 | 151 | // default method, nothing to be done, child classes can overload |
152 | return 0; | |
153 | } | |
154 | ||
7617ca1e | 155 | AliHLTModuleAgent* AliHLTModuleAgent::fAnchor=NULL; |
156 | AliHLTModuleAgent* AliHLTModuleAgent::fCurrent=NULL; | |
157 | int AliHLTModuleAgent::fCount=0; | |
158 | ||
242bb794 | 159 | AliHLTModuleAgent* AliHLTModuleAgent::GetFirstAgent() |
160 | { | |
161 | // see header file for function documentation | |
7617ca1e | 162 | fCurrent=fAnchor; |
163 | return fAnchor; | |
242bb794 | 164 | } |
165 | ||
166 | AliHLTModuleAgent* AliHLTModuleAgent::GetNextAgent() | |
167 | { | |
168 | // see header file for function documentation | |
7617ca1e | 169 | if (fCurrent!=NULL) fCurrent=fCurrent->fpNext; |
170 | return fCurrent; | |
242bb794 | 171 | } |
172 | ||
173 | int AliHLTModuleAgent::Register(AliHLTModuleAgent* pAgent) | |
174 | { | |
175 | // see header file for function documentation | |
176 | AliHLTLogging log; | |
177 | if (!pAgent) return -EINVAL; | |
7617ca1e | 178 | if (fAnchor==NULL) { |
179 | fAnchor=pAgent; | |
180 | } else { | |
181 | pAgent->fpNext=fAnchor; | |
182 | fAnchor=pAgent; | |
242bb794 | 183 | } |
7617ca1e | 184 | // log.Logging(kHLTLogDebug, "AliHLTModuleAgent::Register", "", "module agent %p registered", pAgent); |
185 | fCount++; | |
186 | return 0; | |
242bb794 | 187 | } |
188 | ||
189 | int AliHLTModuleAgent::Unregister(AliHLTModuleAgent* pAgent) | |
190 | { | |
191 | // see header file for function documentation | |
192 | AliHLTLogging log; | |
193 | if (!pAgent) return -EINVAL; | |
7617ca1e | 194 | fCurrent=NULL; |
195 | AliHLTModuleAgent* prev=NULL; | |
196 | AliHLTModuleAgent* handler=fAnchor; | |
197 | while (handler!=NULL && handler!=pAgent) { | |
198 | prev=handler; | |
199 | handler=handler->fpNext; | |
200 | } | |
201 | if (handler) { | |
202 | if (prev==NULL) { | |
203 | fAnchor=handler->fpNext; | |
204 | } else { | |
205 | prev->fpNext=handler->fpNext; | |
206 | } | |
80e562fa | 207 | //log.Logging(kHLTLogDebug, "AliHLTModuleAgent::Unregister", "", "module agent %p removed", pAgent); |
7617ca1e | 208 | fCount--; |
242bb794 | 209 | } |
210 | return 0; | |
211 | } |