1 /*---------------------------------------------------------------------\
3 | |__ / \ / / . \ . \ |
8 \---------------------------------------------------------------------*/
9 /** \file zypp/target/TargetImpl.h
12 #ifndef ZYPP_TARGET_TARGETIMPL_H
13 #define ZYPP_TARGET_TARGETIMPL_H
19 #include "zypp/base/ReferenceCounted.h"
20 #include "zypp/base/NonCopyable.h"
21 #include "zypp/base/DefaultFalseBool.h"
22 #include "zypp/base/PtrTypes.h"
23 #include "zypp/ResStore.h"
24 #include "zypp/PoolItem.h"
25 #include "zypp/ZYppCommit.h"
27 #include "zypp/Pathname.h"
28 #include "zypp/media/MediaAccess.h"
29 #include "zypp/Target.h"
30 #include "zypp/target/rpm/RpmDb.h"
31 #include "zypp/target/store/PersistentStorage.h"
32 #include "zypp/target/TargetException.h"
34 ///////////////////////////////////////////////////////////////////
36 { /////////////////////////////////////////////////////////////////
37 ///////////////////////////////////////////////////////////////////
39 { /////////////////////////////////////////////////////////////////
41 DEFINE_PTR_TYPE(TargetImpl);
43 ///////////////////////////////////////////////////////////////////
45 // CLASS NAME : TargetImpl
47 /** Base class for concrete Target implementations.
49 * Constructed by \ref TargetFactory. Public access via \ref Target
52 class TargetImpl : public base::ReferenceCounted, private base::NonCopyable
54 friend std::ostream & operator<<( std::ostream & str, const TargetImpl & obj );
57 /** list of pool items */
58 typedef std::list<PoolItem> PoolItemList;
60 /** set of pool items */
61 typedef std::set<PoolItem> PoolItemSet;
65 TargetImpl(const Pathname & root_r = "/");
67 virtual ~TargetImpl();
69 /** Null implementation */
70 static TargetImpl_Ptr nullimpl();
76 /** All resolvables in the target. */
77 const ResStore & resolvables();
80 * load resolvables of certain kind in the internal store
81 * and return a iterator
82 * successive calls will be faster as resolvables are cached-
84 ResStore::resfilter_const_iterator byKindBegin( const ResObject::Kind & kind_r ) const;
85 ResStore::resfilter_const_iterator byKindEnd( const ResObject::Kind & kind_r ) const;
87 /** The root set for this target */
88 Pathname root() const;
90 /** Commit changes in the pool */
91 ZYppCommitResult commit( ResPool pool_r, const ZYppCommitPolicy & policy_r );
93 ZYPP_DEPRECATED int commit( ResPool pool_r, unsigned int medianr,
94 PoolItemList & errors_r,
95 PoolItemList & remaining_r,
96 PoolItemList & srcremaining_r,
97 bool dry_run = false )
99 ZYppCommitPolicy policy;
100 policy.restrictToMedia( medianr ).dryRun( dry_run );
101 ZYppCommitResult res = commit( pool_r, policy );
102 errors_r.swap( res._errors );
103 remaining_r.swap( res._remaining );
104 srcremaining_r.swap( res._srcremaining );
108 /** enables the storage target */
109 bool isStorageEnabled() const;
110 void enableStorage(const Pathname &root_r);
112 /** Commit ordered changes
113 * @param pool_r only needed for #160792
114 * @return uncommitted ones (due to error)
116 PoolItemList commit( const PoolItemList & items_r, const ZYppCommitPolicy & policy_r, const ResPool & pool_r );
118 /** Install a source package on the Target. */
119 void installSrcPackage( const SrcPackage_constPtr & srcPackage_r );
121 /** Overload to realize stream output. */
122 virtual std::ostream & dumpOn( std::ostream & str ) const
124 return str << "TargetImpl";
127 /** The RPM database */
130 /** If the package is installed and provides the file
131 Needed to evaluate split provides during Resolver::Upgrade() */
132 bool providesFile (const std::string & path_str, const std::string & name_str) const;
134 /** Return the resolvable which provides path_str (rpm -qf)
135 return NULL if no resolvable provides this file */
136 ResObject::constPtr whoOwnsFile (const std::string & path_str) const;
138 /** Set the log file for target */
139 bool setInstallationLogfile(const Pathname & path_r);
141 /** return the last modification date of the target */
142 Date timestamp() const;
145 * reload the target in future calls if
147 * note the loading can actually be delayed, but
148 * the next call to resolvables must reflect the
149 * status of the system.
154 void loadKindResolvables( const Resolvable::Kind kind );
155 /** All resolvables provided by the target. */
157 /** Path to the target */
161 #ifndef STORAGE_DISABLED
162 zypp::storage::PersistentStorage _storage;
163 bool _storage_enabled;
164 std::map< const Resolvable::Kind, DefaultFalseBool> _resstore_loaded;
167 /** Null implementation */
168 static TargetImpl_Ptr _nullimpl;
170 ///////////////////////////////////////////////////////////////////
172 /** \relates TargetImpl Stream output */
173 inline std::ostream & operator<<( std::ostream & str, const TargetImpl & obj )
175 return obj.dumpOn( str );
178 /////////////////////////////////////////////////////////////////
179 } // namespace target
180 ///////////////////////////////////////////////////////////////////
181 /////////////////////////////////////////////////////////////////
183 ///////////////////////////////////////////////////////////////////
184 #endif // ZYPP_TARGET_TARGETIMPL_H