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7a436c89 | 1 | // $Id$ |
2 | // splitted from AliHLTConfiguration.cxx,v 1.25 2007/10/12 13:24:47 | |
3 | /************************************************************************** | |
4 | * This file is property of and copyright by the ALICE HLT Project * | |
5 | * ALICE Experiment at CERN, All rights reserved. * | |
6 | * * | |
7 | * Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
8 | * for The ALICE HLT Project. * | |
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 AliHLTConfigurationHandler.cxx | |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief Implementation of HLT tasks. | |
23 | */ | |
24 | ||
25 | // see header file for class documentation | |
26 | // or | |
27 | // refer to README to build package | |
28 | // or | |
29 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
30 | ||
31 | #if __GNUC__>= 3 | |
32 | using namespace std; | |
33 | #endif | |
34 | ||
35 | #include <cerrno> | |
36 | #include <iostream> | |
37 | #include <string> | |
38 | #include "AliHLTConfigurationHandler.h" | |
39 | #include "AliHLTConfiguration.h" | |
40 | ||
41 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
42 | ClassImp(AliHLTConfigurationHandler) | |
43 | ||
44 | AliHLTConfigurationHandler::AliHLTConfigurationHandler() | |
45 | : | |
46 | fgListConfigurations() | |
47 | { | |
48 | // see header file for class documentation | |
49 | // or | |
50 | // refer to README to build package | |
51 | // or | |
52 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
53 | SetLocalLoggingLevel(kHLTLogInfo); | |
54 | } | |
55 | ||
56 | AliHLTConfigurationHandler::~AliHLTConfigurationHandler() | |
57 | { | |
58 | // see header file for function documentation | |
59 | TObjLink* lnk=NULL; | |
60 | while ((lnk=fgListConfigurations.FirstLink())!=NULL) { | |
61 | AliHLTConfiguration* pConf=(AliHLTConfiguration*)lnk->GetObject(); | |
62 | HLTDebug("delete configuration \"%s\"", pConf->GetName()); | |
63 | fgListConfigurations.Remove(lnk); | |
64 | delete pConf; | |
65 | } | |
66 | } | |
67 | ||
b005ef92 | 68 | AliHLTConfigurationHandler* AliHLTConfigurationHandler::fgpInstance=NULL; |
69 | int AliHLTConfigurationHandler::fgNofInstances=0; | |
70 | ||
71 | AliHLTConfigurationHandler* AliHLTConfigurationHandler::CreateHandler() | |
72 | { | |
73 | // see header file for class documentation | |
74 | if (!fgpInstance) fgpInstance=new AliHLTConfigurationHandler; | |
75 | fgNofInstances++; | |
76 | return fgpInstance; | |
77 | } | |
78 | ||
79 | int AliHLTConfigurationHandler::Destroy() | |
80 | { | |
81 | // see header file for class documentation | |
82 | int nofInstances=0; | |
83 | if (fgpInstance==this) { | |
84 | nofInstances=fgNofInstances--; | |
85 | } | |
66efe0e1 | 86 | if (fgNofInstances==0) { |
87 | delete fgpInstance; | |
88 | fgpInstance = NULL; | |
89 | } | |
b005ef92 | 90 | return nofInstances; |
91 | } | |
92 | ||
93 | ||
7a436c89 | 94 | int AliHLTConfigurationHandler::RegisterConfiguration(AliHLTConfiguration* pConf) |
95 | { | |
96 | // see header file for function documentation | |
97 | int iResult=0; | |
98 | if (pConf) { | |
d4a18597 | 99 | AliHLTConfiguration* pExisting=NULL; |
100 | if ((pExisting=FindConfiguration(pConf->GetName())) == NULL) { | |
7a436c89 | 101 | AliHLTConfiguration* pClone=new AliHLTConfiguration(*pConf); |
102 | fgListConfigurations.Add(pClone); | |
103 | HLTDebug("configuration \"%s\" (%p) registered from %p", pClone->GetName(), pClone, pConf); | |
104 | ||
105 | // mark all configurations with unresolved dependencies for re-evaluation | |
106 | TObjLink* lnk=fgListConfigurations.FirstLink(); | |
107 | while (lnk) { | |
108 | AliHLTConfiguration* pSrc=(AliHLTConfiguration*)lnk->GetObject(); | |
109 | if (pSrc && pSrc!=pClone && pSrc->SourcesResolved()!=1) { | |
110 | pSrc->InvalidateSources(); | |
111 | } | |
112 | lnk=lnk->Next(); | |
113 | } | |
114 | } else { | |
d4a18597 | 115 | if ((*pExisting)!=(*pConf)) { |
7a436c89 | 116 | iResult=-EEXIST; |
d4a18597 | 117 | HLTWarning("configuration \"%s\" already registered with different properties", pConf->GetName()); |
118 | } | |
7a436c89 | 119 | } |
120 | } else { | |
121 | iResult=-EINVAL; | |
122 | } | |
123 | return iResult; | |
124 | } | |
125 | ||
126 | int AliHLTConfigurationHandler::CreateConfiguration(const char* id, const char* component, const char* sources, const char* arguments) | |
127 | { | |
128 | // see header file for function documentation | |
129 | int iResult=0; | |
130 | AliHLTConfiguration* pConf= new AliHLTConfiguration(id, component, sources, arguments); | |
131 | if (pConf) { | |
132 | // the configuration will be registered automatically, if this failes the configuration | |
133 | // is missing -> delete it | |
134 | if (FindConfiguration(id)==NULL) { | |
135 | delete pConf; | |
136 | pConf=NULL; | |
137 | iResult=-EEXIST; | |
138 | } | |
139 | } else { | |
140 | HLTError("system error: object allocation failed"); | |
141 | iResult=-ENOMEM; | |
142 | } | |
143 | return iResult; | |
144 | } | |
145 | ||
146 | void AliHLTConfigurationHandler::PrintConfigurations() | |
147 | { | |
148 | // see header file for function documentation | |
149 | HLTLogKeyword("configuration listing"); | |
150 | HLTMessage("registered configurations:"); | |
151 | TObjLink *lnk = fgListConfigurations.FirstLink(); | |
152 | while (lnk) { | |
153 | TObject *obj = lnk->GetObject(); | |
154 | HLTMessage(" %s", obj->GetName()); | |
155 | lnk = lnk->Next(); | |
156 | } | |
157 | } | |
158 | ||
159 | int AliHLTConfigurationHandler::RemoveConfiguration(const char* id) | |
160 | { | |
161 | // see header file for function documentation | |
162 | int iResult=0; | |
163 | if (id) { | |
164 | AliHLTConfiguration* pConf=NULL; | |
165 | if ((pConf=FindConfiguration(id))!=NULL) { | |
166 | iResult=RemoveConfiguration(pConf); | |
167 | delete pConf; | |
168 | pConf=NULL; | |
169 | } else { | |
170 | HLTWarning("can not find configuration \"%s\"", id); | |
171 | iResult=-ENOENT; | |
172 | } | |
173 | } else { | |
174 | iResult=-EINVAL; | |
175 | } | |
176 | return iResult; | |
177 | } | |
178 | ||
179 | int AliHLTConfigurationHandler::RemoveConfiguration(AliHLTConfiguration* pConf) | |
180 | { | |
181 | // see header file for function documentation | |
182 | int iResult=0; | |
183 | if (pConf) { | |
184 | // remove the configuration from the list | |
185 | HLTDebug("remove configuration \"%s\"", pConf->GetName()); | |
186 | fgListConfigurations.Remove(pConf); | |
187 | // remove cross links in the remaining configurations | |
188 | TObjLink* lnk=fgListConfigurations.FirstLink(); | |
189 | while (lnk && iResult>=0) { | |
190 | AliHLTConfiguration* pRem=(AliHLTConfiguration*)lnk->GetObject(); | |
191 | if (pRem) { | |
192 | pRem->InvalidateSource(pConf); | |
193 | } else { | |
194 | iResult=-EFAULT; | |
195 | } | |
196 | lnk=lnk->Next(); | |
197 | } | |
198 | } | |
199 | return iResult; | |
200 | } | |
201 | ||
202 | AliHLTConfiguration* AliHLTConfigurationHandler::FindConfiguration(const char* id) | |
203 | { | |
204 | // see header file for function documentation | |
205 | AliHLTConfiguration* pConf=NULL; | |
206 | if (id) { | |
207 | pConf=(AliHLTConfiguration*)fgListConfigurations.FindObject(id); | |
208 | } | |
209 | return pConf; | |
210 | } | |
211 |