| 69 |
|
delete previousSnapshot_; |
| 70 |
|
} |
| 71 |
|
|
| 72 |
< |
virtual bool advance() = 0; |
| 72 |
> |
virtual bool advance() { return true; } |
| 73 |
|
|
| 74 |
|
virtual Snapshot* getSnapshot(int id) = 0; |
| 75 |
|
|
| 88 |
|
Snapshot* getCurrentSnapshot() { |
| 89 |
|
return currentSnapshot_; |
| 90 |
|
} |
| 91 |
– |
|
| 92 |
– |
virtual int getCapacity() = 0; |
| 91 |
|
|
| 92 |
< |
virtual void setCapacity(int capacity) = 0; |
| 92 |
> |
int getStorageLayout() { |
| 93 |
> |
return storageLayout_; |
| 94 |
> |
} |
| 95 |
|
|
| 96 |
< |
//bool getNotifyStatus(); |
| 97 |
< |
|
| 98 |
< |
//void setNotifyStatus(bool status); |
| 96 |
> |
private: |
| 97 |
> |
int storageLayout_; |
| 98 |
|
|
| 99 |
< |
//void attach(SnapshotObserver*); |
| 99 |
> |
protected: |
| 100 |
|
|
| 101 |
< |
//void detach(SnapshotObserver*); |
| 103 |
< |
|
| 104 |
< |
//void notify(); |
| 105 |
< |
|
| 106 |
< |
protected: |
| 107 |
< |
|
| 108 |
< |
SnapshotManager() : currentSnapshot_(NULL), previousSnapshot_(NULL) { |
| 101 |
> |
SnapshotManager(int storageLayout) : storageLayout_(storageLayout), currentSnapshot_(NULL), previousSnapshot_(NULL) { |
| 102 |
|
} |
| 103 |
|
|
| 104 |
|
Snapshot* currentSnapshot_; |
| 105 |
|
Snapshot* previousSnapshot_; |
| 106 |
|
|
| 114 |
– |
private: |
| 115 |
– |
//vector<SnapshotObserver*> observers_; |
| 107 |
|
|
| 108 |
|
}; |
| 109 |
|
|