libstorage-ng
Snapshot.h
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21 
22 
23 #ifndef STORAGE_SNAPSHOT_H
24 #define STORAGE_SNAPSHOT_H
25 
26 
27 #include "storage/Holders/Holder.h"
28 
29 
30 namespace storage
31 {
32 
41  class Snapshot : public Holder
42  {
43  public:
44 
53  static Snapshot* create(Devicegraph* devicegraph, const Device* source, const Device* target);
54 
55  static Snapshot* load(Devicegraph* devicegraph, const xmlNode* node);
56 
57  virtual Snapshot* clone() const override;
58 
59  public:
60 
61  class Impl;
62 
63  Impl& get_impl();
64  const Impl& get_impl() const;
65 
66  Snapshot(Impl* impl);
67 
68  };
69 
70 
76  bool is_snapshot(const Holder* holder);
77 
84  Snapshot* to_snapshot(Holder* holder);
85 
89  const Snapshot* to_snapshot(const Holder* holder);
90 
91 }
92 
93 #endif
bool is_snapshot(const Holder *holder)
Checks whether holder points to a Snapshot.
static Snapshot * create(Devicegraph *devicegraph, const Device *source, const Device *target)
Create a holder of type Snapshot.
The main container of the libstorage-ng.
Definition: Devicegraph.h:169
An abstract base class for storage devices.
Definition: Device.h:81
An abstract base class for storage holders.
Definition: Holder.h:56
Relationship between origin and snapshot.
Definition: Snapshot.h:41
The storage namespace.
Definition: Actiongraph.h:39
Snapshot * to_snapshot(Holder *holder)
Converts pointer to Holder to pointer to Snapshot.