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ExceptionSvc.cpp
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1 // ============================================================================
2 // Include files
3 // ============================================================================
4 // STD & STL
5 // ============================================================================
6 #include <cassert>
7 #include <algorithm>
8 // ============================================================================
9 // GaudiKernel
10 // ============================================================================
11 #include "GaudiKernel/ISvcLocator.h"
12 // ============================================================================
13 //Local
14 // ============================================================================
15 #include "ExceptionSvc.h"
16 // ============================================================================
17
18 #include <boost/regex.hpp>
19
20 using namespace std;
21
22 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
23
24 DECLARE_COMPONENT(ExceptionSvc)
25
26 inline void toupper(std::string &s)
27 {
28 std::transform(s.begin(), s.end(), s.begin(),
29 (int(*)(int)) toupper);
30 }
31
32 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
33
34 StatusCode
35 ExceptionSvc::initialize() {
36 StatusCode status = Service::initialize();
37 if ( status.isFailure() ) { return status ; }
38
39 string key = m_mode_exc_s.value();
40
41 auto loc = key.find(" ");
42 std::string mode = key.substr(0,loc);
43
44 toupper(mode);
45
46 if (mode == "NONE") { m_mode_exc = NONE;
47 } else if (mode == "ALL") { m_mode_exc = ALL;
48 } else {
49 error() << "Unknown mode for Exception handling: \"" << mode
50 << "\". Default must be one of \"ALL\" or \"NONE\"" << endmsg;
51 m_state = Gaudi::StateMachine::OFFLINE;
52 return StatusCode::FAILURE;
53 }
54
55 if (loc == string::npos) {
56 key.clear();
57 } else {
58 key = key.substr(loc+1);
59 }
60
61 std::string VAL, TAG;
62
63 static const boost::regex exp{"[[:space:]]*([^[:space:]]+)[[:space:]]*=[[:space:]]*([^[:space:]]+)"};
64 static const auto tok_end = boost::sregex_iterator();
65 for (auto tok_iter = boost::sregex_iterator(begin(key), end(key), exp);
66 tok_iter != tok_end; ++tok_iter)
67 {
68 TAG = (*tok_iter)[1];
69 VAL = (*tok_iter)[2];
70 toupper(VAL);
71
72 if (VAL == "SUCCESS") { m_retCodesExc[TAG] = SUCCESS;
73 } else if ( VAL == "FAILURE" ) { m_retCodesExc[TAG] = FAILURE;
74 } else if ( VAL == "REVOVERABLE" ) { m_retCodesExc[TAG] = RECOVERABLE;
75 } else if ( VAL == "RETHROW" ) { m_retCodesExc[TAG] = RETHROW;
76 } else if ( VAL == "DEFAULT" ) { m_retCodesExc[TAG] = DEFAULT;
77 } else {
78 error() << "In JobOpts: unknown return code \"" << VAL
79 << "\" for Algorithm " << TAG << std::endl
80 << " Must be one of: DEFAULT, SUCCESS, FAILURE, RECOVERABLE, RETHROW"
81 << endmsg;
82 m_state = Gaudi::StateMachine::OFFLINE;
83 return StatusCode::FAILURE;
84 }
85
86 if ( msgLevel( MSG::DEBUG ) )
87 debug() << "Will catch exceptions thrown by: " << TAG
88 << " -> action: " << VAL << endmsg;
89
90 }
91
92 // now process errors
93 key = m_mode_err_s.value();
94
95 loc = key.find(" ");
96 mode = key.substr(0,loc);
97
98 toupper(mode);
99
100 if (mode == "NONE") { m_mode_err = NONE;
101 } else if (mode == "ALL") { m_mode_err = ALL;
102 } else {
103 error() << "Unknown mode for Error handling: \"" << mode
104 << "\". Default must be one of \"ALL\" or \"NONE\"" << endmsg;
105 m_state = Gaudi::StateMachine::OFFLINE;
106 return StatusCode::FAILURE;
107 }
108
109 if (loc == string::npos) {
110 key.clear();
111 } else {
112 key = key.substr(loc+1);
113 }
114
115 for (auto tok_iter = boost::sregex_iterator(begin(key), end(key), exp);
116 tok_iter != tok_end; ++tok_iter)
117 {
118 TAG = (*tok_iter)[1];
119 VAL = (*tok_iter)[2];
120 toupper(VAL);
121
122 if (VAL == "SUCCESS") { m_retCodesErr[TAG] = SUCCESS;
123 } else if ( VAL == "FAILURE" ) { m_retCodesErr[TAG] = FAILURE;
124 } else if ( VAL == "RECOVERABLE" ) { m_retCodesErr[TAG] = RECOVERABLE;
125 } else {
126 error() << "In JobOpts: unknown return code \"" << VAL
127 << "\" for Algorithm " << TAG << std::endl
128 << " Must be one of: SUCCESS, FAILURE, RECOVERABLE"
129 << endmsg;
130 m_state = Gaudi::StateMachine::OFFLINE;
131 return StatusCode::FAILURE;
132 }
133
134 if ( msgLevel( MSG::DEBUG ) )
135 debug() << "Will process Errors returned by: " << TAG
136 << " -> action: " << VAL << endmsg;
137 }
138 return status;
139 }
140
141 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
142
143 StatusCode ExceptionSvc::handleErr
144 ( const INamedInterface& alg ,
145 const StatusCode& st ) const
146 {
147 if ( msgLevel( MSG::DEBUG ) )
148 debug() << "Handling Error from " << alg.name() << endmsg;
149
150 // is this Alg special?
151 auto i = m_retCodesErr.find(alg.name());
152 if ( i != m_retCodesErr.end()) {
153 switch ( i->second ) {
154 case SUCCESS: return StatusCode::SUCCESS;
155 case FAILURE: return StatusCode::FAILURE;
156 case RECOVERABLE: return StatusCode::RECOVERABLE;
157 // should never get here
158 case RETHROW: break;
159 case DEFAULT: break;
160 }
161
162 } else {
163
164 if (m_mode_err == ALL) return StatusCode::FAILURE; // turn it into FAILURE
165 assert (m_mode_err == NONE );
166 // don't touch the return code
167 return st;
168 }
169 return StatusCode::FAILURE;
170 }
171 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
172
173 StatusCode ExceptionSvc::process
174 ( const INamedInterface& alg ) const
175 {
176
177 // is this Alg special?
178 auto i = m_retCodesExc.find(alg.name());
179 if ( i != m_retCodesExc.end()) {
180
181 switch ( i->second ) {
182 case DEFAULT: return StatusCode::FAILURE; // there is no default
183 case SUCCESS: return StatusCode::SUCCESS;
184 case FAILURE: return StatusCode::FAILURE;
185 case RECOVERABLE: return StatusCode::RECOVERABLE;
186 case RETHROW: throw;
187 }
188 }
189
190 if (m_mode_exc == ALL) { throw; }
191 assert (m_mode_exc == NONE);
192 return StatusCode::FAILURE;
193 }
194 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
195
196 StatusCode ExceptionSvc::handle
197 ( const INamedInterface& alg ) const
198 {
199 if ( msgLevel( MSG::DEBUG ) )
200 debug() << "Handling unknown exception for " << alg.name() << endmsg;
201 return process(alg);
202 }
203 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
204
205 StatusCode ExceptionSvc::handle
206 ( const INamedInterface& alg ,
207 const std::exception & exc ) const
208 {
209 if ( msgLevel( MSG::DEBUG ) )
210 debug() << "Handling std:except: \"" << exc.what() << "\" for "
211 << alg.name() << endmsg;
212 return process(alg) ;
213 }
214 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
215
216 StatusCode ExceptionSvc::handle
217 ( const INamedInterface& alg ,
218 const GaudiException & exc ) const
219 {
220 if ( msgLevel( MSG::DEBUG ) )
221 debug() << "Handling GaudiException: \"" << exc << "\" for "
222 << alg.name() << endmsg;
223 return process(alg);
224 }
225
226 // ============================================================================
227 // The END
228 // ============================================================================
Service::initialize
StatusCode initialize() override
Definition: Service.cpp:64
StatusCode::SUCCESS
Definition: StatusCode.h:30
GaudiKernel.Constants.ALL
int ALL
message levels --------------------------------------------------------—
Definition: Constants.py:11
GaudiException
Define general base for Gaudi exception.
Definition: GaudiException.h:23
StatusCode::FAILURE
Definition: StatusCode.h:29
std::exp
T exp(T...args)
GaudiPython.Bindings.SUCCESS
SUCCESS
Definition: Bindings.py:52
MSG::DEBUG
Definition: IMessageSvc.h:18
std::endl
T endl(T...args)
std
STL namespace.
std::end
T end(T...args)
StatusCode::isFailure
bool isFailure() const
Test for a status code of FAILURE.
Definition: StatusCode.h:84
DECLARE_COMPONENT
#define DECLARE_COMPONENT(type)
Definition: PluginService.h:36
std::string
STL class.
GaudiPython.Bindings.FAILURE
FAILURE
Definition: Bindings.py:53
std::toupper
T toupper(T...args)
std::exception::what
T what(T...args)
StatusCode
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:26
ExceptionSvc
Simple implementation of IExceptionSvc abstract interface.
Definition: ExceptionSvc.h:19
ExceptionSvc::initialize
StatusCode initialize() override
initialize the service
Definition: ExceptionSvc.cpp:35
std::string::clear
T clear(T...args)
std::exception
STL class.
ExceptionSvc::handle
StatusCode handle(const INamedInterface &o, const GaudiException &e) const override
Handle caught GaudiExceptions.
Definition: ExceptionSvc.cpp:217
INamedInterface
IInterface compliant class extending IInterface with the name() method.
Definition: INamedInterface.h:15
std::string::find
T find(T...args)
StatusCode::RECOVERABLE
Definition: StatusCode.h:31
std::begin
T begin(T...args)
ExceptionSvc::handleErr
StatusCode handleErr(const INamedInterface &o, const StatusCode &s) const override
Handle errors.
Definition: ExceptionSvc.cpp:144
gaudirun.s
string s
Definition: gaudirun.py:245
std::string::substr
T substr(T...args)
std::transform
T transform(T...args)
ExceptionSvc.h
ExceptionSvc::process
virtual StatusCode process(const INamedInterface &o) const
Definition: ExceptionSvc.cpp:174
Gaudi::StateMachine::OFFLINE
Definition: StateMachine.h:13
ISvcLocator.h
endmsg
MsgStream & endmsg(MsgStream &s)
MsgStream Modifier: endmsg. Calls the output method of the MsgStream.
Definition: MsgStream.h:244
INamedInterface::name
virtual const std::string & name() const =0
Retrieve the name of the instance.