69 |
|
delete previousSnapshot_; |
70 |
|
} |
71 |
|
|
72 |
< |
virtual bool advance() {} |
72 |
> |
virtual bool advance() { return true; } |
73 |
|
|
74 |
|
virtual Snapshot* getSnapshot(int id) = 0; |
75 |
|
|
93 |
|
return storageLayout_; |
94 |
|
} |
95 |
|
|
96 |
< |
protected: |
96 |
> |
private: |
97 |
> |
int storageLayout_; |
98 |
|
|
99 |
+ |
protected: |
100 |
+ |
|
101 |
|
SnapshotManager(int storageLayout) : storageLayout_(storageLayout), currentSnapshot_(NULL), previousSnapshot_(NULL) { |
102 |
|
} |
103 |
|
|
104 |
|
Snapshot* currentSnapshot_; |
105 |
|
Snapshot* previousSnapshot_; |
106 |
|
|
104 |
– |
private: |
105 |
– |
int storageLayout_; |
107 |
|
|
108 |
|
}; |
109 |
|
|