libzypp 17.31.0
ProblemSolution.cc
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1
2/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
3/* ProblemSolution.cc
4 *
5 * Easy-to use interface to the ZYPP dependency resolver
6 *
7 * Copyright (C) 2000-2002 Ximian, Inc.
8 * Copyright (C) 2005 SUSE Linux Products GmbH
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License,
12 * version 2, as published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22 * 02111-1307, USA.
23 */
24
25#define ZYPP_USE_RESOLVER_INTERNALS
26
27#include <zypp/base/Gettext.h>
30#include <zypp/base/Logger.h>
31#include <zypp/solver/detail/Resolver.h>
32
33using std::endl;
34
36namespace zypp
37{
39
45 {
47 {}
48
49 Impl( std::string && description )
50 : _description( std::move(description) )
51 {}
52
53 Impl( std::string && description, std::string && details )
54 : _description( std::move(description) )
55 , _details( std::move(details) )
56 {}
57
58 std::string _description;
59 std::string _details;
61
62 private:
63 friend Impl * rwcowClone<Impl>( const Impl * rhs );
65 Impl * clone() const
66 { return new Impl( *this ); }
67 };
69
71 : _pimpl( new Impl() )
72 {}
73
74 ProblemSolution::ProblemSolution( std::string description )
75 : _pimpl( new Impl( std::move(description) ) )
76 {}
77
78 ProblemSolution::ProblemSolution( std::string description, std::string details )
79 : _pimpl( new Impl( std::move(description), std::move(details) ) )
80 {}
81
83 {}
84
85
86 const std::string & ProblemSolution::description() const
87 { return _pimpl->_description; }
88
89 const std::string & ProblemSolution::details() const
90 { return _pimpl->_details; }
91
93 { return _pimpl->_actions; }
94
95
96 void ProblemSolution::setDescription( std::string description )
97 { _pimpl->_description = std::move(description); }
98
99 void ProblemSolution::setDetails( std::string details )
100 { _pimpl->_details += "\n"; _pimpl->_details += std::move(details); }
101
102 void ProblemSolution::pushDescriptionDetail( std::string description, bool front )
103 {
104 if ( _pimpl->_details.empty() )
105 {
106 if ( _pimpl->_description.empty() ) // first entry
107 {
108 _pimpl->_description = std::move(description);
109 return;
110 }
111 else // second entry: form headline in _description
112 {
113 _pimpl->_description.swap( _pimpl->_details );
114 _pimpl->_description = _("Following actions will be done:");
115 }
116 }
117 if ( front )
118 { _pimpl->_details.swap( description ); }
119 _pimpl->_details += "\n";
120 _pimpl->_details += std::move(description);
121 }
122
123 void ProblemSolution::addAction( solver::detail::SolutionAction_Ptr action )
124 { _pimpl->_actions.push_back( action ); }
125
126
127
128 std::ostream & operator<<( std::ostream & os, const ProblemSolution & obj )
129 {
130 os << "Solution:" << endl;
131 os << obj.description() << endl;
132 if ( ! obj.details().empty() )
133 os << obj.details() << endl;
134 os << obj.actions();
135 return os;
136 }
137
138 std::ostream & operator<<( std::ostream & os, const ProblemSolutionList & obj )
139 {
140 for ( const auto & ptr: obj )
141 { os << ptr; }
142 return os;
143 }
144
145} // namespace zypp
Class representing one possible solution to a problem found during resolving.
void setDescription(std::string description)
Set description of the solution.
RWCOW_pointer< Impl > _pimpl
void addAction(SolutionAction_Ptr action)
Add an action to the actions list.
solver::detail::SolutionActionList SolutionActionList
const std::string & description() const
Return a one-line text description of this solution.
ProblemSolution()
Constructor.
virtual ~ProblemSolution()
Destructor.
const SolutionActionList & actions() const
Return the list of actions forming this solution.
void pushDescriptionDetail(std::string description, bool front=false)
Collect multiple action descriptions in details (NL separated)
void setDetails(std::string details)
Set detail description of the solution.
const std::string & details() const
Return a (possibly multi-line) detailed description of this solution or an empty string if there are ...
Definition: Arch.h:352
Easy-to use interface to the ZYPP dependency resolver.
Definition: CodePitfalls.doc:2
std::ostream & operator<<(std::ostream &str, const SerialNumber &obj)
Definition: SerialNumber.cc:52
std::list< ProblemSolution_Ptr > ProblemSolutionList
Definition: ProblemTypes.h:43
IMPL_PTR_TYPE(Application)
ProblemSolution implementation.
Impl * clone() const
clone for RWCOW_pointer
Impl(std::string &&description, std::string &&details)
Impl(std::string &&description)
SolutionActionList _actions
#define _(MSG)
Definition: Gettext.h:37